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Is purging normal with niacinamide?

Author

Emily Sparks

Published Jan 16, 2026

Though some people do report experiencing irritation and breakouts after using the ingredient, niacinamide is unlikely to cause purging. That's because it doesn't affect the skin in a way that usually triggers purging.

Why is niacinamide making me break out?

Most niacinamide products also contain a variety of other ingredients. If any of these ingredients increase skin cell turnover then they may be behind any 'purging'. Some ingredients can also be 'comedogenic' which means that they are more likely to clog pores and cause breakouts.

How long will my skin purge from niacinamide?

That makes niacinamide a great option for improving acne without having to wait through the purging process—which can take several weeks. If you're experiencing breakouts as a result of a product made with niacinamide, take a look at the formula to see if something else might be triggering your skin.

Is 10% niacinamide too much for sensitive skin?

Using a product with, say, 10% niacinamide won't cause any major issues, but you may experience some irritation and redness, especially because niacinamide is quite easily absorbed into skin.

How do you know if niacinamide is not working?

4 tips for when niacinamide fails

Signs it's not working: You're not seeing results and you notice the product is pilling on your skin. Also, if you experience redness, itching, or burning, you might want to skip this ingredient.

22 related questions found

How much niacinamide is too much?

Prescription products containing niacinamide are safe when taken as directed. Niacinamide-containing foods or supplements are safe when taken in doses lower than 35 mg daily. Niacinamide is possibly safe when taken in doses up to 900-1500 mg daily.

Is it a purge or breakout?

Purging is when your skin is adjusting to the new product, and persevering with the product will eventually make your skin better – in fact, the sudden crop of pimples means that it's working as intended. A regular breakout is when your skin is reacting because it's sensitive to something in the product.

Is the ordinary niacinamide good for acne?

The Ordinary niacinamide products are an excellent choice to help reduce the appearance of hyperpigmentation, blemishes, and acne. These niacinamide skin care products are especially helpful for aging, oily, and acne-prone skin.

What should you not mix with niacinamide?

Don't Mix: Niacinamide and vitamin C. Although they're both antioxidants, vitamin C is one ingredient that's not compatible with niacinamide. "Both are very common antioxidants used in a variety of skincare products, but they should not be used one right after the other," says Dr. Marchbein.

Can I use niacinamide everyday?

It's an ingredient found in a number of moisturizing skin-care products, as well as certain foods and supplements like multivitamins. Can you use niacinamide every day? Yes. In fact, you can use niacinamide-containing topical products in the morning and night because it's generally a gentle ingredient.

What should not use with ordinary niacinamide?

The Niacinamide Powder should never be used with a product that has a non-water-based formula or a pH below 5 or above 7. Especially, it should never be combined with a vitamin C or direct acid (such as AHAs, BHAs, and PHAs).

What does purging skin look like?

Skin purging typically looks like tiny red bumps on the skin that are painful to touch. They are often accompanied by whiteheads or blackheads. It can also cause your skin to become flaky. The flare ups caused by purging have a shorter lifespan than a breakout.

How long does the Accutane purge last?

Generally speaking, dermatologists say purging should be over within four to six weeks of starting a new skin care regimen. If your purge lasts longer than six weeks, consult your dermatologist. It could be that you need to adjust the dosage and/or frequency of application.

Does everyone purge on Accutane?

Acne disappears completely after one treatment course in about 85% of patients. The rest need a second course. The period of remission takes years for most.

How long does niacinamide serum take to work?

How long does Niacinamide take to work? Using 5% or 10% Niacinamide-containing products show better effects with no skin problems like irritation. Most studies show that even though you may find improvement immediately after starting Niacinamide, it usually takes anywhere between 8-12 weeks for a visible change.

How long does it take to see results from niacinamide?

While some niacinamide-containing products start to show initial benefits in two weeks, most results will show in four weeks or more. "You have to remember that it doesn't take two days for spots to form so you can't expect them to be removed in two days either," explains Engelman.

Can you overuse niacinamide?

You may experience some redness and irritation when you start using niacinamide products. Some of this may be normal and lessen over time, but lasting irritation may be a sign you're using too much or a product with too high of a concentration of niacinamide for your skin type.

Why is my acne getting worse with Accutane?

Accutane Side Effects:

Before your acne can get better, it will likely get worse at the beginning stages of taking Accutane. Called purging, the drug will push out all dead skin cells, oil, and debris from underneath the skin causing inflammation and more acne.

Does acne get worse before it gets better on Accutane?

Unfortunately, when you first start using it, your acne may get worse before it gets better. Some of the more common side effects include dry skin and chapped lips.

How do I deal with acne from purging?

How to treat skin purging. “If the skin barrier is compromised when you see purging then start ingredients which help with barrier repair, such as ceramides and hyaluronic acid in a non-comedogenic formulation. If you are using a treatment or product continue with a slower approach.”

Are skin purges real?

Many have questioned whether skin purging is real. It may seem contradictory that continuing to use a product through breakouts and holding on through some serious bad skin days can result in your complexion eventually clearing. But purging is absolutely real—especially if you have acne-prone skin to begin with.

Is it good for your skin to purge?

Ultimately, skin purging is not a bad thing – it's just a sign that your skin is getting used to a retinoid or skin acid. If you have skin purging, you may experience whiteheads, blackheads, dryness, or even flaking.

Does purging leave marks?

Purging pimples do not leave marks or blemishes on your skin. It actually heals the skin to form fresher skin cells. Breakouts don't benefit the skin; they leave marks and blemishes when they go. The cell turnover is faster to remove dead cells.

What works well with niacinamide?

Niacinamide is uniquely compatible with any of the products in your skincare routine, including those that contain retinol, peptides, hyaluronic acid, AHAs, BHA, vitamin C, and all types of antioxidants.

What can mix with niacinamide?

Niacinamide and retinol can be combined in one product, which may be easier and more convenient. But they're also available as separate products. If you're using these ingredients in separate products, it's recommended to apply niacinamide first and to then follow with retinol.