If you punch links we provide, we may receive compensation.

However, another ingredient you should keep in your regular rotation is niacinamide.

It plays well with other active ingredients, which is why it’s featured in many cult-favorite products.

a selection of serums on a pink background

Liz deSousa for BYRDIE

Plus, it’s widely beloved by dermatologistsboth on TikTok and IRL.

So, what exactly is niacinamide?

What does it do?

And does it have any side effects that we should be aware of?

Meet the Experts

What Is Niacinamide?

How often can you use it?

:you’re free to use it in both the morning and evening.

It may also ease irritation related to retinol and skin redness generally.

Doesn’t work with:Vitamin B3 works well with everything.

The Benefits of Niacinamide

In short, it’s incredibly restorative.

Can You Use Niacinamide With Other Active Ingredients?

Another lesser-known fact is that most skincare products work better when paired with otheringredients.

It’s not niacin, the acid form of this vitamin.

Not into a red face?

Potential Side Effects of Niacinamide

Like aceramide, niacinamide helps to moisturize the skin.

“Niacinamide is a powerful ingredient for both skin moisturization and skin brightening,” Mun reiterates.

“But when used in high concentrations in a skincare formulation, it may cause skin irritation.

Basically, don’t overuse, or you might experience some redness or (even worse) dermatitis.

“If nicotinamide successfully penetrates this barrier, it can be effective.”

Look for B3 products with scientific studies to back them up and not just appealing ingredient lists.

Topical Niacinamide vs.

Supplements

Niacinamide topical products are typically sold as aliquid serumor a cream moisturizer.

While food contains niacin, it’s not possible to overdose on the supplement through diet alone.

it’s time to speak to a doctor.

That all depends on what you’re looking to do to your skin.

Again, this depends on what you’re looking to accomplish.

Niacinamide will help moisturize and brighten, but few products can beat retinol in terms of increasing cell turnover.

2010;3(2):22-41.