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Niacinamide Serums & Skincare

Niacinamide (vitamin B3) is skincare's ultimate multitasker — it refines the look of pores, balances oil, calms redness, strengthens the barrier and evens skin tone, all while being gentle enough for daily use on almost every skin type. Shop clinical niacinamide serums, moisturizers and SPF from professional brands including AlumierMD, EltaMD, Alastin and G.M. Collin.

Oily Skin Large Pores Rosacea & Redness Uneven Tone

What Niacinamide Does for Your Skin

Niacinamide, a form of vitamin B3, is one of the most versatile and best-studied ingredients in skincare. It helps regulate oil, refine the appearance of pores, calm redness, reinforce the skin barrier and brighten uneven tone — a rare all-rounder that addresses several concerns at once. Best of all, it is gentle, stable and pairs well with almost every other active.

Below are our best-selling niacinamide treatments across AlumierMD, EltaMD, Alastin, G.M. Collin and Omnilux — plus how to use this vitamin B3 powerhouse and what to layer it with.

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Controls Oil & Pores

Helps balance oil production and refine the look of enlarged pores for a smoother, clearer surface.

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Calms Redness

Soothes the look of redness and irritation, making it a favourite for reactive and blemish-prone skin.

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Evens & Brightens

Helps fade the look of dark spots and uneven tone for clearer, more radiant-looking skin.

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Strengthens Barrier

Supports ceramide production to reinforce the barrier, so skin holds moisture and stays resilient.

Best-Selling Niacinamide Picks

Serums, moisturizers and SPF powered by vitamin B3. Tap any product to shop.

AlumierMD

Ultimate Boost Serum

Best for: hydration + brightening

$116Shop now →

AlumierMD

EvenTone

Best for: even skin tone

$128Shop now →

EltaMD

UV Clear Tinted SPF 46

Best for: niacinamide daily SPF

Best for: oil control & blemishes

$87Shop now →

Alastin

Restorative Skin Complex

Best for: barrier & renewal

$175Shop now →

AlumierMD

HydraCalm

Best for: calming moisturizer

$86Shop now →

Omnilux

Squalane Jelly Moisturizer

Best for: lightweight gel hydration

$48Shop now →

How to Use Niacinamide

One of the easiest actives to add to any routine — here is what to know.

What It Is

Vitamin B3

Niacinamide is a stable, water-soluble form of vitamin B3 that works on oil, pores, redness, tone and the barrier all at once.

How Much

Effective Levels

Most benefits appear around 2 to 5 percent, with some formulas going higher. More is not always better, as very high levels can occasionally irritate.

Layering

Pairs With Everything

Niacinamide layers well with retinol, vitamin C, hyaluronic acid, peptides and exfoliating acids, and can help buffer stronger actives.

Who It Suits

Almost Every Skin Type

Gentle and well tolerated, it is especially loved by oily, blemish-prone, redness-prone and sensitive skin — but benefits everyone.

Your Niacinamide Routine

Simple to slot in morning and night.

Cleanse as usual to start with a fresh base, morning and night.

Apply niacinamide serum to clean skin — it can be used both morning and evening.

Moisturize to lock in hydration; many moisturizers also contain niacinamide for extra benefit.

Protect with SPF each morning — some sunscreens include niacinamide to calm and even tone.

Niacinamide is one of the most tolerable actives, but very high concentrations can occasionally cause flushing or irritation, so a moderate level daily is ideal. The old idea that niacinamide and vitamin C cannot be combined has been debunked — they work well together. As always, introduce new products gradually and patch test if your skin is reactive.

Niacinamide: Frequently Asked Questions

What does niacinamide do for skin?

Niacinamide helps regulate oil, refine the look of pores, calm redness, strengthen the skin barrier and even out tone. It is a versatile vitamin B3 ingredient that addresses several concerns in one gentle step.

What is niacinamide?

Niacinamide is a stable, water-soluble form of vitamin B3 used widely in skincare. It is well researched, gentle and suitable for almost every skin type, which is why it appears in so many serums, moisturizers and sunscreens.

What percentage of niacinamide is best?

Most visible benefits appear around 2 to 5 percent, though some formulas use more. Higher is not always better, since very high concentrations can occasionally cause flushing or irritation in sensitive skin.

Does niacinamide help with pores?

Yes. By helping to regulate oil and support the skin around each pore, niacinamide can make enlarged pores look smaller and skin look smoother and more refined over time.

Does niacinamide help oily and acne-prone skin?

Yes. Niacinamide helps balance oil and calm the look of redness and blemishes, making it a gentle, well-tolerated addition to oily and breakout-prone routines.

Can I use niacinamide with vitamin C?

Yes. The old myth that they cancel each other out has been debunked. Niacinamide and vitamin C can be layered or used in the same routine, and many people use vitamin C in the morning and niacinamide any time.

Can I use niacinamide with retinol?

Yes, and it is a great pairing. Niacinamide supports the barrier and can help reduce the dryness or irritation that retinol sometimes causes, making your retinoid easier to tolerate.

Does niacinamide help with redness?

Yes. Niacinamide is known for calming the look of redness and is a popular choice for sensitive, reactive and redness-prone skin as part of a gentle routine.

Does niacinamide brighten skin and help dark spots?

Yes. Niacinamide helps interrupt the transfer of pigment to skin cells, so it can fade the look of dark spots and even out tone for a clearer, brighter complexion with consistent use.

How often can I use niacinamide?

Niacinamide is gentle enough for twice-daily use, morning and night. It fits easily into almost any routine and works well alongside most other active ingredients.

Is niacinamide good for sensitive skin?

Yes. Niacinamide is one of the most tolerable actives and actively supports the barrier, so it is generally a great fit for sensitive skin. Patch test first if you are highly reactive.

Why buy niacinamide products from an authorized retailer?

Buying from an authorized retailer like SkinCrew guarantees fresh, authentic, properly stored product, so active formulas perform exactly as the brand intended on your skin.

Explore Related Concerns & Ingredients

Build a complete, connected routine. These are the concern, ingredient and skin-type hubs most often paired with Niacinamide at SkinCrew.

ConcernAcne & BreakoutsClear breakouts, blackheads & congestionExplore → ConcernLarge PoresMinimize the look of poresExplore → ConcernRosaceaCalm redness & flushingExplore → Skin TypeOily SkinControl shine & excess oilExplore → IngredientSalicylic AcidClear pores from within (BHA)Explore → ConcernHyperpigmentationFade dark spots & melasmaExplore →

Not sure where niacinamide fits in your routine?

Our clinical skincare specialists can show you how to layer niacinamide with your other actives — matched to your skin and your goals.

Talk to a SkinCrew Specialist

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Collection: Niacinamide

Niacinamide Serums & Skincare

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What Niacinamide Does for Your Skin

Controls Oil & Pores

Calms Redness

Evens & Brightens

Strengthens Barrier

Best-Selling Niacinamide Picks

How to Use Niacinamide

Vitamin B3

Effective Levels

Pairs With Everything

Almost Every Skin Type

Your Niacinamide Routine

Niacinamide: Frequently Asked Questions

Explore Related Concerns & Ingredients

Not sure where niacinamide fits in your routine?

Free Shipping

Authorized Retailer

Earn Cashback

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