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The Ordinary Niacinamide 10% + Zinc 1% Versus pHat 5.5 Seborrheic Dermatitis Cream

Serum
Facial Treatment
Canadian Brand Canada
American Brand United States

Updated on March 04, 2025

Overview

Suited For

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

Free From

They both do not contain any harsh alcohols, common allergens, 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

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What's inside (and what isn't)

What's inside (and what isn't)

At a glance

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Key Ingredients

Benefits

Concerns

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Seborrheic Dermatitis Cream

Ingredients Explained

These ingredients are found in both products.

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

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.

On the technical side of things, xanthan gum is a polysaccharide - a combination consisting of multiple sugar molecules bonded together.

Xanthan gum is a pretty common and great ingredient. It is a natural, non-toxic, non-irritating ingredient that is also commonly used in food products.

Learn more about Xanthan Gum
Preservative

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.

It's often used in formulations along with Caprylyl Glycol to preserve the shelf life of products.

When to use

16,106 Routines
48% use in am
52% use in pm
94% use every day
When to use See routines that use it ->
1 Routine
0% use in am
100% use in pm
100% use every day

Reviews

Here's what our community thinks

The Ordinary Niacinamide 10% + Zinc 1% 11 ingredients

3.2 /5
from 244 ratings
Great Value (57) Broke Me Out (49) Irritating (48)
Clover's avatar

Clover

1 year ago
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 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 Show more

nicolecrs's avatar

nicolecrs

9 months ago
Review

I've repurchased this so many times and tried different niacinamide serums but this one is my fav. It improves my hormonal acne so much and controls sebum production. Also, when I had the worst fungal acne flare-up ever, this and the lactic acid 5% SAVED ME. It burned a lot but now I don't have any bumps whatsoever. It won't work immediately so consistency is key. (I have combo-oily skin)

#great value
#light
#absorbs well
#light scent

pHat 5.5 Seborrheic Dermatitis Cream 34 ingredients

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