What is Niacinamide? Complete guide to niacinamide benefits, uses, side effects, how it works, and QTWAYS Niacinamide + Kojic Acid Face Serum for brighter, clearer skin.

What Is Niacinamide? Complete Guide: Benefits, Uses, Side Effects & How It Works

July 1, 2026

What Is Niacinamide?

Walk into any skincare store or browse online, and you'll likely find Niacinamide listed in serums, moisturisers, cleansers, sunscreens, and even toners. Over the last decade, it has become one of the most recommended skincare ingredients by dermatologists and skincare professionals—not because it's trendy, but because it addresses multiple skin concerns with a strong safety profile.

Whether you're dealing with acne-prone skin, excess oil, dark spots, enlarged pores, or a weakened skin barrier, chances are you've seen a product containing Niacinamide.

But what exactly is Niacinamide?

How does it work?

Why is it recommended for so many different skin concerns?

And is it really suitable for every skin type?

In this comprehensive guide, we'll answer all of these questions using dermatologist recommendations, clinical research, and practical skincare guidance. You'll also learn how to use Niacinamide correctly, which ingredients pair well with it, and how to choose the right Niacinamide serum for your skin.

History of Niacinamide in Skincare

Although Niacinamide has become one of the most talked-about skincare ingredients in recent years, it has been studied in dermatology for decades.

Niacinamide is a biologically active form of Vitamin B3 (Niacin), an essential nutrient that supports normal cellular function throughout the body. Researchers began exploring its topical skincare benefits after discovering its role in maintaining the skin barrier, reducing inflammation, and supporting healthy cell function.

Over the years, multiple clinical studies have shown that topical Niacinamide may help improve several common skin concerns, including:

Excess oil production
Post-inflammatory hyperpigmentation (PIH)
Uneven skin tone
Fine lines and wrinkles
Skin barrier dysfunction
Mild inflammatory acne

Today, Niacinamide is used by many dermatologist-developed skincare brands because it is effective, well tolerated by most skin types, and works well alongside many other active ingredients.

Unlike some trending skincare ingredients that gain popularity through social media, Niacinamide has earned its reputation through years of clinical research and real-world dermatology use.

Clinical Studies: What Does Research Say About Niacinamide?

Niacinamide is among the most extensively researched cosmetic ingredients available today. Clinical studies have demonstrated benefits across multiple skin concerns, which explains why it appears in products designed for acne, pigmentation, barrier repair, and healthy ageing.

Below is a simplified summary of findings from published research.

Research Area	What Clinical Studies Suggest
Skin Barrier	Helps improve barrier function by supporting ceramide synthesis and reducing transepidermal water loss (TEWL).
Acne-Prone Skin	May reduce excess sebum and improve inflammatory acne as part of a broader skincare routine.
Hyperpigmentation	Helps reduce melanin transfer, gradually improving post-inflammatory hyperpigmentation and uneven skin tone.
Fine Lines & Wrinkles	May improve skin elasticity and reduce the appearance of fine lines with consistent use.
Redness & Irritation	Anti-inflammatory properties may help calm visible redness associated with irritated skin.
Overall Skin Health	Supports smoother, healthier-looking skin through improved barrier function and hydration.

While individual results vary, current evidence consistently supports Niacinamide as a versatile ingredient suitable for long-term use in many skincare routines.

Niacinamide Myths vs Facts

Because Niacinamide is one of the most popular skincare ingredients today, it's also surrounded by misinformation. Let's separate common myths from evidence-based facts.

Myth	Fact
Niacinamide removes acne overnight.	No skincare ingredient can clear acne overnight. Consistent use over several weeks is required.
Higher percentages always work better.	Not necessarily. A well-formulated product and your skin's tolerance matter more than percentage alone.
Niacinamide causes skin purging.	Niacinamide does not increase skin cell turnover like Retinol or exfoliating acids, so true purging is generally not expected.
Niacinamide permanently shrinks pores.	It cannot change pore size, but it may reduce the appearance of enlarged pores by helping regulate excess oil.
Niacinamide replaces sunscreen.	No. Daily sunscreen remains essential to protect against UV damage and prevent pigmentation.
Niacinamide cannot be used with Vitamin C.	Modern research shows these ingredients can generally be used together and often complement each other.
Niacinamide is only for oily skin.	It benefits oily, dry, combination, sensitive, and acne-prone skin because it supports overall skin health.
Niacinamide repairs acne scars.	It may improve post-acne pigmentation, but indented acne scars require collagen-remodelling treatments such as microneedling or laser procedures.

Understanding what Niacinamide can—and cannot—do helps you build realistic expectations and choose a skincare routine based on evidence rather than social media trends.

Quick Answer

Niacinamide, also known as Vitamin B3, is a water-soluble vitamin used in skincare to support the skin barrier, regulate excess oil, reduce visible redness, improve post-acne marks, and brighten uneven skin tone. It is suitable for most skin types and is widely recommended by dermatologists because it is gentle, versatile, and works well with many other skincare ingredients.

What Is Niacinamide?

Niacinamide is the active form of Vitamin B3, an essential nutrient that plays an important role in maintaining healthy skin.

Unlike ingredients that exfoliate or aggressively renew the skin, Niacinamide works by supporting the skin's natural biological functions. It helps strengthen the skin barrier, improves moisture retention, regulates excess sebum, and reduces inflammation, making it one of the most versatile ingredients available in modern skincare.

Today, you'll commonly find Niacinamide in:

Face serums
Moisturisers
Cleansers
Sunscreens
Toners
Eye creams

Because of its compatibility with many other skincare ingredients, it has become a staple in routines designed for oily skin, dry skin, sensitive skin, acne-prone skin, and hyperpigmentation.

Why Has Niacinamide Become So Popular?

Most skincare ingredients target one specific concern.

For example:

Salicylic Acid primarily helps unclog pores.
Retinol focuses on skin renewal and signs of ageing.
Kojic Acid targets excess pigmentation.

Niacinamide is different.

Instead of focusing on just one issue, it supports several important skin functions at the same time.

It may help:

Balance excess oil production.
Support a healthy skin barrier.
Improve post-acne pigmentation.
Reduce visible redness.
Improve uneven skin tone.
Enhance overall skin texture.
Support long-term skin health.

This versatility is one of the main reasons dermatologists frequently recommend it for both beginners and experienced skincare users.

The Science Behind Niacinamide

To understand why Niacinamide works so well, it helps to understand what happens inside your skin.

Healthy skin relies on a strong protective barrier that keeps moisture in while protecting against pollution, bacteria, and environmental stress.

When this barrier becomes weakened, several common skin problems can appear:

Dryness
Irritation
Excess oil production
Acne
Increased sensitivity
Slower healing
Uneven skin tone

Niacinamide helps support this protective barrier by encouraging the production of important skin lipids, including ceramides.

A stronger barrier allows the skin to function more efficiently, making it better equipped to retain moisture and recover from daily stress.

How Does Niacinamide Work?

Rather than exfoliating the skin like an acid, Niacinamide works by supporting the skin's natural repair processes.

Here's a simplified explanation:

Step	What Happens
1	Skin experiences irritation, inflammation, or barrier damage.
2	Moisture loss increases and the skin becomes more vulnerable.
3	Oil production may become imbalanced.
4	Redness and uneven skin tone become more noticeable.
5	Niacinamide supports ceramide production and strengthens the skin barrier.
6	Barrier function improves, helping reduce water loss and improve overall skin resilience.
7	With consistent use, skin appears healthier, calmer, and more even-toned.

This supportive mechanism is one of the reasons Niacinamide works well for such a wide variety of skin concerns.

What Does Clinical Research Say?

Niacinamide is one of the most extensively studied skincare ingredients available today.

Clinical research suggests that topical Niacinamide may help:

Improve skin barrier function.
Reduce transepidermal water loss (TEWL).
Regulate excess sebum in oily skin.
Reduce visible redness associated with inflammation.
Improve post-inflammatory hyperpigmentation (PIH).
Improve overall skin texture.
Support healthy ageing by improving skin elasticity and the appearance of fine lines.

These benefits explain why Niacinamide is commonly found in products formulated for acne-prone skin, pigmentation, dryness, and sensitive skin.

Benefits of Niacinamide for Skin

One of the biggest reasons Niacinamide has become a skincare staple is that it addresses multiple concerns without significantly increasing the risk of irritation for most people.

1. Helps Strengthen the Skin Barrier

The skin barrier is your body's first line of defence.

When it's healthy, it helps retain moisture and protects against environmental damage.

Niacinamide supports the production of ceramides and other barrier-supporting lipids, helping the skin stay hydrated and resilient.

A stronger barrier often means healthier-looking skin over time.

2. Helps Regulate Excess Oil

People with oily skin often produce more sebum than necessary.

While sebum is essential for healthy skin, excessive amounts can contribute to clogged pores and breakouts.

Niacinamide may help regulate excess oil production, making it a popular ingredient for oily and acne-prone skin.

3. Helps Reduce Visible Redness

Inflammation is a common feature of many skin concerns, including acne and sensitive skin.

Niacinamide has anti-inflammatory properties that may help calm visible redness and improve overall skin comfort.

4. Helps Improve Post-Acne Marks

After acne heals, many people are left with brown spots known as Post-Inflammatory Hyperpigmentation (PIH).

Niacinamide helps reduce the transfer of excess melanin to the upper layers of the skin, allowing these marks to gradually fade with consistent use and proper sun protection.

5. Promotes a Brighter, More Even Complexion

Uneven skin tone can result from pigmentation, inflammation, or a weakened skin barrier.

By improving several of these concerns simultaneously, Niacinamide helps the skin appear brighter and more balanced over time.

6. Supports Healthy Skin Ageing

As we age, the skin naturally loses moisture and elasticity.

Niacinamide's ability to support barrier function and improve skin elasticity makes it a valuable ingredient in many anti-ageing skincare routines.

It won't replace ingredients like Retinol for wrinkle treatment, but it can complement them by helping improve skin comfort and resilience.

Who Should Use Niacinamide?

One of Niacinamide's biggest advantages is its versatility. Unlike many active skincare ingredients that are designed for a single concern, Niacinamide can benefit a wide range of skin types and conditions.

Whether you're struggling with excess oil, recurring breakouts, post-acne marks, dryness, or a weakened skin barrier, Niacinamide can often fit comfortably into your routine.

Let's look at how different skin types can benefit.

Niacinamide for Oily Skin

If you have oily skin, your sebaceous glands produce more oil than your skin needs. Excess sebum can mix with dead skin cells, increasing the likelihood of clogged pores, blackheads, and acne.

Niacinamide is one of the most recommended ingredients for oily skin because it may help regulate sebum production without stripping the skin.

Potential benefits include:

Helps balance excess oil.
Reduces unwanted shine.
Supports clearer-looking skin.
Improves overall skin texture.
Helps minimise the appearance of enlarged pores over time.

Many people with oily skin also notice that their makeup sits better on the skin after consistently using Niacinamide.

For a complete guide, read Niacinamide for Oily Skin.

Niacinamide for Dry Skin

Dry skin isn't simply about lacking moisture—it often has a compromised skin barrier that struggles to retain water.

Niacinamide helps by supporting ceramide production, which strengthens the skin's natural protective barrier.

Potential benefits include:

Helps reduce moisture loss.
Supports long-lasting hydration.
Improves skin comfort.
Reduces tightness.
Strengthens the skin barrier.

When paired with hydrating ingredients like Hyaluronic Acid and Ceramides, Niacinamide can become an excellent addition to a dry skin routine.

Learn more in Niacinamide for Dry Skin.

Niacinamide for Sensitive Skin

Sensitive skin often reacts more easily to environmental changes and active skincare ingredients.

Because Niacinamide does not exfoliate the skin, it is generally well tolerated by many people with sensitive skin when introduced gradually.

It may help:

Reduce visible redness.
Improve skin comfort.
Support a weakened barrier.
Reduce irritation caused by external stressors.

Patch testing is still recommended before introducing any new skincare product.

Read more in Niacinamide for Sensitive Skin.

Niacinamide for Acne-Prone Skin

Niacinamide has become one of the most popular ingredients for acne-prone skin because it addresses several concerns associated with breakouts rather than targeting only one.

It may help:

Regulate excess sebum.
Support the skin barrier.
Reduce visible redness.
Improve post-acne pigmentation.
Support overall skin recovery.

However, it's important to understand that Niacinamide is a supportive ingredient.

It does not replace prescription acne medications when they are clinically required.

Learn more in Niacinamide for Acne-Prone Skin.

Niacinamide for Hyperpigmentation

Dark spots left behind after acne or sun exposure are often caused by excess melanin production.

Niacinamide helps improve uneven skin tone by reducing the transfer of melanin from pigment-producing cells to the surface of the skin.

This gradual process helps improve:

Post-inflammatory hyperpigmentation (PIH).
Uneven skin tone.
Mild sun spots.
Overall skin brightness.

Consistent sunscreen use is essential because UV exposure can worsen pigmentation.

Read our detailed guide on Niacinamide for Hyperpigmentation.

Niacinamide for Enlarged Pores

One of the most common skincare myths is that products can permanently shrink pores.

They cannot.

Pore size is largely influenced by genetics.

However, excess oil and clogged pores can make them appear larger.

By helping regulate sebum production and improving overall skin texture, Niacinamide may reduce the appearance of enlarged pores over time.

Learn more in Niacinamide for Enlarged Pores.

Niacinamide for Skin Barrier Repair

Your skin barrier is responsible for protecting against moisture loss, pollution, bacteria, and environmental stress.

When damaged, it may cause:

Dryness
Irritation
Redness
Flaking
Increased sensitivity

Niacinamide supports barrier function by encouraging ceramide production and improving moisture retention.

A healthier skin barrier often leads to healthier-looking skin overall.

Read more in Niacinamide for Skin Barrier Repair.

What Can Niacinamide Help With?

Niacinamide is often described as a multi-functional ingredient because it supports several skin concerns simultaneously.

Skin Concern	Can Niacinamide Help?
Excess Oil	Yes
Acne-Prone Skin	Yes, as a supportive ingredient
Brown Acne Marks (PIH)	Yes
Uneven Skin Tone	Yes
Mild Redness	Yes
Dry Skin	Yes
Sensitive Skin	Yes
Skin Barrier Repair	Yes
Enlarged Pores	May improve their appearance
Fine Lines	May improve their appearance over time

What Niacinamide Cannot Do

Although Niacinamide is incredibly versatile, it is not a miracle ingredient.

Understanding its limitations helps set realistic expectations.

Niacinamide cannot:

Permanently remove enlarged pores.
Repair pitted acne scars caused by collagen loss.
Replace sunscreen.
Cure severe acne on its own.
Deliver overnight results.
Replace prescription treatments when medically required.

Instead, think of Niacinamide as a long-term skin-supporting ingredient that works best when combined with a consistent skincare routine.

Common Myths About Niacinamide

Because Niacinamide has become extremely popular, several misconceptions have developed around it.

Myth: Higher Percentages Always Work Better

Not necessarily.

Research has shown benefits at lower concentrations, while many modern formulations use higher percentages.

The effectiveness of a product depends on the complete formulation—not just the percentage on the label.

Myth: Niacinamide Causes Skin Purging

Niacinamide does not increase skin cell turnover like Retinol or exfoliating acids.

If irritation or persistent breakouts occur after starting a new product, the cause is more likely to be sensitivity to the formulation or another ingredient rather than true purging.

Myth: Niacinamide Removes Acne Overnight

No skincare ingredient works overnight.

Improving oil balance, reducing pigmentation, and supporting the skin barrier all require consistent use over several weeks.

Myth: Niacinamide Replaces Moisturiser

While Niacinamide supports the skin barrier, it does not replace a moisturiser.

Using both together provides better hydration and barrier support.

Why Dermatologists Frequently Recommend Niacinamide

Dermatologists often recommend Niacinamide because it combines effectiveness with excellent tolerability.

Unlike stronger exfoliating ingredients, Niacinamide:

Can usually be used daily.
Is suitable for most skin types.
Pairs well with many active ingredients.
Supports multiple skin concerns simultaneously.
Has a well-established safety profile in topical skincare.

These qualities make it one of the best ingredients for beginners as well as experienced skincare users.

How to Use Niacinamide Correctly

Using Niacinamide is relatively straightforward, but applying it correctly and consistently can make a significant difference in your results.

Unlike stronger active ingredients that require careful scheduling, Niacinamide fits easily into most morning and evening skincare routines.

Step-by-Step Morning Routine

Step 1: Cleanse

Start with a gentle cleanser suitable for your skin type to remove excess oil, sweat, and impurities.

Step 2: Apply Niacinamide Serum

After cleansing, apply 2–3 drops of your Niacinamide serum to clean, dry skin.

Spread it evenly across your face and neck without rubbing aggressively.

Allow the serum to absorb for about one minute before applying the next product.

Step 3: Moisturise

Follow with a lightweight, non-comedogenic moisturiser to lock in hydration and further support the skin barrier.

Step 4: Apply Sunscreen

Finish your morning routine with a broad-spectrum sunscreen (SPF 30 or higher).

Although Niacinamide itself does not make your skin more sensitive to sunlight, daily sunscreen helps prevent UV damage and reduces the risk of worsening pigmentation.

Evening Routine

Your evening routine can remain equally simple.

Cleanse your face.
Apply your Niacinamide serum.
Follow with a moisturiser.

If you're using stronger ingredients like Retinol or Salicylic Acid, Niacinamide can often be included in the same routine to help support the skin barrier.

Can You Use Niacinamide Every Day?

Yes.

Niacinamide is designed for regular use and is generally suitable for daily application.

Many dermatologists recommend using it:

Once daily if you're new to active skincare.
Twice daily if your skin tolerates it well.

Consistency is more important than applying large amounts of product.

Read our complete guide:

Can You Use Niacinamide Every Day?

Morning or Night: Which Is Better?

One of the most common questions people ask is whether Niacinamide should be used in the morning or at night.

The answer is simple.

It can be used during both.

Morning Benefits

Helps support the skin barrier throughout the day.
Layers well under sunscreen.
Helps reduce excess oil.
Supports protection against environmental stress.

Night Benefits

Works alongside the skin's natural overnight repair process.
Pairs well with moisturisers.
Can be combined with Retinol in many routines.

For a detailed comparison, read:

Niacinamide in Morning or Night?

How Long Does Niacinamide Take to Work?

Like most skincare ingredients, Niacinamide delivers gradual improvements rather than instant results.

Typical timeline:

Concern	Estimated Time*
Reduced oiliness	2–4 weeks
Reduced redness	2–4 weeks
Improved skin texture	4–8 weeks
Mild acne marks	4–8 weeks
Moderate pigmentation	2–3 months

*Results vary depending on skin type, consistency, and the overall skincare routine.

Read our complete guide:

How Long Does Niacinamide Take to Work?

What Ingredients Can You Use with Niacinamide?

One reason Niacinamide is so popular is that it works well alongside many other active ingredients.

Niacinamide + Kojic Acid

An excellent combination for people dealing with post-acne pigmentation.

Niacinamide helps reduce pigment transfer.
Kojic Acid helps reduce excess melanin production.

Read:

Niacinamide vs Kojic Acid

Niacinamide + Vitamin C

Older internet advice suggested avoiding this combination.

Current research and modern formulations indicate they can generally be used together without issue.

Benefits include:

Improved skin brightness.
Antioxidant support.
More even skin tone.

Read:

Niacinamide vs Vitamin C

Niacinamide + Salicylic Acid

One of the best combinations for oily and acne-prone skin.

Salicylic Acid helps unclog pores.

Niacinamide helps:

Support the skin barrier.
Reduce redness.
Improve skin comfort.

Read:

Niacinamide vs Salicylic Acid

Niacinamide + Retinol

Retinol increases skin cell turnover and can sometimes cause dryness during the adjustment period.

Niacinamide helps support the skin barrier and improve hydration, making this combination popular in many evening routines.

Niacinamide + Hyaluronic Acid

This is one of the easiest combinations for beginners.

Benefits include:

Better hydration.
Stronger skin barrier.
Improved skin comfort.
Suitable for almost every skin type.

Niacinamide + Ceramides

Both ingredients focus on strengthening the skin barrier.

This combination is especially useful for:

Dry skin.
Sensitive skin.
Barrier repair routines.

Does Niacinamide Have Side Effects?

Niacinamide is generally well tolerated by most skin types.

However, like any skincare ingredient, side effects are possible.

Some people may experience:

Mild irritation.
Temporary redness.
Itching.
Burning sensation.
Dryness if combined with multiple strong actives.

These reactions are usually related to the complete formulation or individual skin sensitivity rather than Niacinamide itself.

How to Reduce the Risk of Irritation

To help your skin adjust comfortably:

Patch test before first use.
Introduce one new active ingredient at a time.
Avoid changing your entire skincare routine at once.
Moisturise consistently.
Wear sunscreen every morning.

If irritation persists, discontinue use and seek advice from a dermatologist.

Common Mistakes When Using Niacinamide

Many people don't see results because of how they use the ingredient—not because Niacinamide doesn't work.

Avoid these common mistakes:

Using Too Many Active Ingredients at Once

Introducing several new products together makes it difficult to identify what's causing irritation.

Start with one new active ingredient at a time.

Choosing Percentage Over Formulation

Many shoppers assume higher percentages automatically deliver better results.

In reality, the quality of the complete formulation matters much more.

Supporting ingredients such as Ceramides, Vitamin B5, Kojic Acid, and Hyaluronic Acid often make a significant difference.

Expecting Overnight Results

Niacinamide supports natural skin processes.

Visible improvements usually take several weeks of consistent use.

Skipping Sunscreen

If you're using Niacinamide to improve pigmentation or post-acne marks, daily sunscreen is essential.

Without UV protection, new pigmentation can develop and existing marks may take longer to fade.

Using Multiple Niacinamide Products Without Realising It

Today, Niacinamide is commonly found in cleansers, toners, serums, moisturisers, and sunscreens.

Before purchasing another Niacinamide product, check the ingredient lists of the products already in your routine.

For many people, one well-formulated Niacinamide serum is enough.

How to Choose the Best Niacinamide Serum

Choosing a Niacinamide serum isn't just about selecting the highest percentage. A well-formulated product combines Niacinamide with complementary ingredients that address hydration, skin barrier health, and pigmentation.

Before buying a serum, consider these factors.

1. Look Beyond the Percentage

Many people believe a 10% Niacinamide serum is automatically better than a 5% serum.

That's not always true.

Clinical studies have shown that lower concentrations can deliver significant skin benefits, while many modern skincare brands formulate products with higher percentages for specific skin concerns.

Rather than focusing only on the number, evaluate:

Overall formulation
Supporting ingredients
Skin type
Product texture
Your skin's tolerance

A well-balanced formula is usually more important than a high concentration alone.

2. Look for Supporting Ingredients

The best Niacinamide serums often combine other clinically researched ingredients that complement its benefits.

Some excellent combinations include:

Ingredient	Why It Works Well with Niacinamide
Kojic Acid	Helps reduce excess melanin production associated with post-acne marks and pigmentation.
Vitamin B5 (Panthenol)	Helps soothe the skin and support barrier recovery.
Hyaluronic Acid	Provides hydration and helps reduce moisture loss.
Ceramides	Strengthen the skin's protective barrier.
Glycerin	Improves hydration and keeps skin comfortable.

These ingredients work together to support healthier-looking skin rather than relying on one active ingredient alone.

3. Choose a Formula Suitable for Your Skin Type

Oily Skin

Look for:

Lightweight texture
Fast absorption
Non-comedogenic formulation

Dry Skin

Look for:

Barrier-supporting ingredients
Ceramides
Hyaluronic Acid
Richer moisturising formulas

Sensitive Skin

Choose:

Fragrance-free formulas where possible
Minimal unnecessary additives
Products designed for barrier support

Acne-Prone Skin

A formula containing Niacinamide together with ingredients that target post-acne pigmentation and support the skin barrier can provide a more complete skincare approach.

Why Ingredient Combinations Matter

Acne-prone skin rarely has just one problem.

Most people experience several concerns simultaneously, including:

Excess oil
Inflammation
Post-acne marks
Uneven skin tone
Barrier damage

That's why modern skincare formulations often combine multiple active ingredients.

For example:

Ingredient	Primary Function
Niacinamide	Supports the skin barrier, helps regulate excess sebum, and improves post-acne pigmentation.
Kojic Acid	Helps reduce excess melanin production associated with dark spots.
Vitamin B5	Helps soothe and support the skin barrier.
Hydrating Ingredients	Help maintain moisture and improve overall skin comfort.

Together, these ingredients provide a more comprehensive approach than relying on Niacinamide alone.

QTWAYS Recommendation

If you're looking for a Niacinamide serum that supports both acne-prone skin and post-acne pigmentation, consider a formulation that combines multiple evidence-backed ingredients.

The QTWAYS 10% Niacinamide + 1% Kojic Acid Face Serum is formulated with:

10% Niacinamide to help regulate excess oil, support the skin barrier, and improve the appearance of post-acne marks.
1% Kojic Acid to help reduce excess melanin production associated with post-inflammatory hyperpigmentation (PIH).
Vitamin B5 to help soothe the skin and support barrier recovery.
Hydrating ingredients that improve comfort during daily use.

Its lightweight, non-greasy texture makes it suitable for oily, combination, and acne-prone skin while fitting easily into both morning and evening skincare routines.

Frequently Asked Questions

What is Niacinamide?

Niacinamide is a form of Vitamin B3 used in skincare to support the skin barrier, regulate excess oil, reduce visible redness, and improve uneven skin tone and post-acne pigmentation.

Is Niacinamide good for all skin types?

Yes. Niacinamide is generally suitable for oily, dry, combination, sensitive, and acne-prone skin when used in an appropriate formulation.

Can Niacinamide help acne?

Niacinamide supports acne-prone skin by helping regulate sebum, reducing visible redness, and supporting the skin barrier. It is a supportive ingredient rather than a replacement for prescription acne treatments.

Can Niacinamide remove dark spots?

Niacinamide can help improve post-inflammatory hyperpigmentation (PIH) by reducing the transfer of excess melanin. Consistent use and daily sunscreen are important for visible improvement.

Can Niacinamide remove acne scars?

No. Niacinamide cannot repair pitted or indented acne scars because these involve collagen loss. Procedures such as microneedling or laser resurfacing are generally required for textural scars.

Can I use Niacinamide every day?

Yes. Most Niacinamide products are designed for daily use. Beginners may prefer starting once a day before increasing frequency if their skin tolerates it well.

Can I use Niacinamide with Vitamin C?

Yes. Modern research and formulations support using Niacinamide and Vitamin C together. They complement each other in brightening the skin and improving overall skin tone.

Can I use Niacinamide with Retinol?

Yes. Niacinamide pairs well with Retinol and may help support the skin barrier, making Retinol routines more comfortable for many users.

Is 10% Niacinamide better than 5%?

Not necessarily. Both concentrations can be effective. The complete formulation, supporting ingredients, and your skin's tolerance are often more important than the percentage alone.

Does Niacinamide shrink pores?

Niacinamide cannot permanently reduce pore size. However, by helping regulate excess oil and improving skin texture, it may reduce the appearance of enlarged pores over time.

Key Takeaways

Question	Answer
What is Niacinamide?	A form of Vitamin B3 used to improve overall skin health.
Who should use it?	Most skin types, including oily, dry, sensitive, and acne-prone skin.
What does it help with?	Oil control, skin barrier support, redness, post-acne marks, and uneven skin tone.
Can it remove acne scars?	No, textural scars require collagen-remodelling treatments.
Can it be used daily?	Yes, if your skin tolerates it well.
Does it work with other ingredients?	Yes, it pairs well with Vitamin C, Retinol, Salicylic Acid, Kojic Acid, Hyaluronic Acid, and Ceramides.

Conclusion

Niacinamide has become one of the most trusted skincare ingredients because it supports several essential skin functions at once. Instead of targeting a single concern, it helps strengthen the skin barrier, regulate excess oil, reduce visible redness, improve post-acne pigmentation, and promote a healthier-looking complexion.

What makes Niacinamide unique is its versatility. Whether you have oily, dry, sensitive, or acne-prone skin, it can fit into a well-balanced skincare routine when used consistently. While it isn't a cure for severe acne or a solution for pitted acne scars, it remains one of the most effective supportive ingredients available for improving overall skin health.

For people looking to address both acne-prone skin and post-acne pigmentation, formulations that combine Niacinamide with complementary ingredients can provide a more complete approach.

The QTWAYS 10% Niacinamide + 1% Kojic Acid Face Serum combines Niacinamide, Kojic Acid, Vitamin B5, and hydrating ingredients in a lightweight formulation designed to support the skin barrier while helping improve the appearance of post-acne marks and uneven skin tone.

With consistent use, a simple skincare routine, and daily sun protection, Niacinamide can become an important part of maintaining healthier, clearer-looking skin.