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The Ordinary Niacinamide 10% + Zinc 1% Versus 100% Pure Niacinamide Boost

Facial Treatment
Facial Treatment
Canadian Brand Canada
American Brand United States

Updated on June 07, 2024

Overview

What they are

These products are both vegan, cruelty-free, fungal acne (malassezia) safe, and reef safe facial treatments. They have a total of 1 ingredients in common

Cool Features

They both contain niacinamide

Suited For

They're both likely to be good for fighting acne, brightening skin, oily skin, reducing pores, scar healing and dark spots

Free From

They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones or sulfates

We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that needs an update? Let us know.

Ingredient Info

Click any item below to learn more and see relevant ingredients
ph level
5.75

At a glance

Click on any of the items below to learn more

Notable Ingredients

Benefits

Concerns

Notable Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Niacinamide 10% + Zinc 1%
Water Skin Conditioning, Solvent

Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.

Niacinamide Smoothing
Niacinamide IconGood for Oily Skin IconHelps reduce Skin Redness IconGood for Minimizing Pores IconGood for Dark Spots IconHelps fight Acne IconHelps brighten skin Icon
NiacinamideNiacinamide Icon 6 Benefits

Niacinamide has emerged as an all-star ingredient due to its many benefits.

Pentylene Glycol Skin Conditioning, Solvent

Pentylene glycol is typically used within a product to thicken it. It also adds a smooth, soft, and moisturizing feel to the product. It is naturally found in plants such as sugar beets.

Zinc PCA Humectant, Skin Conditioning
Good for Scar Healing IconHelps fight Acne Icon
2 Benefits

Zinc PCA (or "zinc salt") differs slightly from zinc itself. PCA stands for pyrrolidone carboxylic acid. However, Zinc PCA comes from zinc.

Dimethyl Isosorbide Solvent

Dimethyl Isosorbide is a solvent and helps deliver actives into your skin. It is created from sorbitol.

Tamarindus Indica Seed Gum Emulsion Stabilising

Tamarindus Indica Seed Gum is from the seeds of Tamarindus indica. It is more commonly known as tamarind.

Xanthan Gum Emulsifying, Emulsion Stabilising, Gel Forming

Xanthan gum is used as a stabilizer and thickener within cosmetic products. It helps give products a sticky, thick feeling - preventing them from being too runny.

Disliked Full details ->
Isoceteth-20 Emulsifying
May cause irritation Icon
May cause irritationMay cause irritation Icon

Isoceteth-20 comes from Isocetyl Alcohol. It is an emulsifier. Emulsifiers help stabilize a product. It does this by preventing certain ingredients from separating.

Very Disliked Full details ->
Ethoxydiglycol Humectant, Solvent
0 / 0

Ethoxydiglycol is a synthetic solvent.

0 Com. / 0 Irr.
Phenoxyethanol Preservative
Preservative Icon
PreservativePreservative Icon

Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent microbial growth. By itself, it has a scent that is similar to that of a rose.

Very Disliked Full details ->
Chlorphenesin Antimicrobial, Preservative
Preservative Icon
PreservativePreservative Icon

Chlorphenesin is a synthetic preservative. It helps protect a product against bacteria in order to extend shelf life. In most cases, Chlorphenesin is paired with other preservatives such as phenoxyethanol and caprylyl glycol.

Disliked Full details ->
Niacinamide Boost
Niacinamide Smoothing
Niacinamide IconGood for Oily Skin IconHelps reduce Skin Redness IconGood for Minimizing Pores IconGood for Dark Spots IconHelps fight Acne IconHelps brighten skin Icon
NiacinamideNiacinamide Icon 6 Benefits

Niacinamide has emerged as an all-star ingredient due to its many benefits.

Hyaluronic Acid Humectant, Moisturising, Skin Conditioning
Hyaluronic Acid IconGood for Skin Texture IconHelps with Anti-Aging IconGood for Scar Healing IconHelps brighten skin IconMay cause irritation Icon
Hyaluronic AcidHyaluronic Acid Icon 4 Benefits May cause irritationMay cause irritation Icon

Hyaluronic acid is naturally found in healthy skin. It is a humectant, meaning it draws moisture to your skin.

Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

Smoothing
Loved

Niacinamide has emerged as an all-star ingredient due to its many benefits.

It is known to treat acne by reducing inflammation. It also helps fade dark-spots and strengthen the skin by promoting the growth of the ceramide barrier.

Other benefits include smoothing wrinkles and minimizing redness.

The cherry on top? Niacinamide can also help build keratin, a protein that keeps skin firm.

When incorporating niacinamide into your routine, look out for concentration amounts. Typically, 5% niacinamide provides benefits such as fading dark spots. However, if you have sensitive skin, it is better to begin with a smaller concentration.

Niacinamide can be mixed with other ingredients to boost benefits. For instance, it has shown to be effective when used with copper, folic acid, and zinc to treat acne.

Learn more about Niacinamide

Ingredient Ratings

Here's what our community thinks of the ingredients in these products.

Niacinamide 10% + Zinc 1%
4
3
4
liked
mixed
disliked
not rated
Niacinamide Boost
2
liked
mixed
disliked
not rated

When to use

11,180 Routines
49% use in am
51% use in pm
95% use every day
When to use See routines that use it ->
7 Routines
0% use in am
100% use in pm
71% use every day

Reviews

Here's what our community thinks

The Ordinary Niacinamide 10% + Zinc 1% 11 ingredients

3.4 /5
from 139 ratings
Great Value (18) Irritating (16) Broke Me Out (14)
Clover's avatar

Clover

9 months ago · Dry Skin
Review

Gotta give credit where credit is due
WOW… lot of people ganging up on this incredibly affordable/popular serum. I understand the criticisms, but...

Gotta give credit where credit is due
WOW… lot of people ganging up on this incredibly affordable/popular serum. I understand the criticisms, but personally I don’t believe the intensity is warranted. For so many people this was the start of their skincare journey; it certainly was mine! And because I had never used ingredients like niacinamide or zinc on my face before, of course I noticed an incredible improvement in regards to my acne and skin tone evenness. This is a good serum to start with. No, you don’t need 10% strength (2%-5% works well) and for some that 10% can be irritating. However most people can handle 10% just fine so it’s not something many need worry about. The formulation isn’t elegant and sometimes it gets frothy or pills when you try to rub this in— BUT this is $6! You can’t really beat The Ordinary’s prices, and for some people $6 is all they can afford to spend on skincare so this is a good affordable option.
If you already have effective products with niacinamide in your routine, you do not need to add this in because it won’t really do anything for you. But if you’re just washing your face with something like dish soap then of course this will make an incredible difference. You’ll probably move on from it eventually, but it’s an effective place to start. Wishing everyone the best on their skincare journey. <3

AshN.'s avatar

AshN.

4 months ago · Oily Skin
Review

(Tried Jan 2021) This was actually the product that made me realize that my skin does not mix with Niacinamide (especially at high concentrations...

(Tried Jan 2021) This was actually the product that made me realize that my skin does not mix with Niacinamide (especially at high concentrations because I can usually tolerate it at %4/less or when it isn't a primary ingredient). I tested it on my wrist and a small patch on my cheek to check, and I had hives in both areas. I wouldn't want to give this a poor rating solely on the account of my allergic reaction as I'm sure it works for many others.

100% Pure Niacinamide Boost 2 ingredients

5.0 /5
from 1 rating