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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of La Roche-Posay Effaclar Duo [+] SPF 30 versus The Ordinary Niacinamide 10% + Zinc 1% .

Last updated on July 18, 2023. Published on February 27, 2021

Overview

Suited For

They're both likely to be good for fighting acne, brightening skin and scar healing

Free From

They both do not contain any common allergens, oils, parabens or sulfates

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

Day Moisturizer French Brand France
Facial Treatment Canadian Brand Canada

Day Moisturizer

Day Moisturizers are marketed to hydrate the skin during the daytime.

Facial Treatment

Facial treatments are specially designed to treat a skin concern. Acne treatments and anti-aging products are common examples of facial treatments.

Price

Shop

Buy Effaclar Duo [+] SPF 30

Starts at $36.99
Shop

Buy Niacinamide 10% + Zinc 1%

Starts at $6.00

Ingredient Info

Click any item below to learn more and view relevant ingredients.
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free
spf rating
30
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free

At a glance

Click on any of the items below to learn more

Notable Ingredients

Chemical UV Filter (4)
BHA
Exfoliators

Benefits

Hydrating
Redness Reducing
Reduces Irritation
Anti-Aging
Scar Healing
Acne Fighting (2)
Brightening (2)

Concerns

Drying
May Worsen Oily Skin
Irritating (2)
Rosacea (6)
Eczema (6)

Notable Ingredients

Niacinamide

Benefits

Good For Oily Skin
Redness Reducing
Reduces Large Pores
Dark Spots
Scar Healing
Acne Fighting (2)
Brightening

Concerns

Irritating
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Ingredients Side-by-side

Ingredients that are highlighted in purple are present in both products.

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Ingredients Explained

These ingredients are found in both products.

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

1
What it does: Skin Conditioning, Solvent
Community Rating: Loved

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.

So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.

You'll also recognize water as that liquid we all need to stay alive. Talk about multi-purpose! If you see this, drink a glass of water. Stay hydrated!

Learn more about Water

La Roche-Posay Effaclar Duo [+] SPF 30 contains this as ingredient number 1.

The Ordinary Niacinamide 10% + Zinc 1% contains this as ingredient number 1.

2
What it does: Humectant, Skin Conditioning
Community Rating: Loved

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

It can help reduce redness, regulate sebum, and promote the general healing process of the skin.

Zinc PCA tends to be especially useful for those with oily, acne-prone skin. It's certainly an ingredient worth trying out!

Learn more about Zinc PCA

La Roche-Posay Effaclar Duo [+] SPF 30 contains this as ingredient number 18.

The Ordinary Niacinamide 10% + Zinc 1% contains this as ingredient number 4.

3
What it does: Emulsifying, Emulsion Stabilising, Gel Forming, Skin Conditioning
Community Rating: Disliked

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

La Roche-Posay Effaclar Duo [+] SPF 30 contains this as ingredient number 29.

The Ordinary Niacinamide 10% + Zinc 1% contains this as ingredient number 7.

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

27% are loved or liked
0% have mixed ratings
45% are disliked or very disliked
27% have no rating yet
27% are loved or liked
18% have mixed ratings
45% are disliked or very disliked
9% have no rating yet

Usage

Here's some more info on how this product is used by our community.

When to use

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Reviews

Here's what our community thinks

La Roche-Posay Effaclar Duo [+] SPF 30 33 ingredients

3.0 /5
from 2 reviews
Anti's Avatar'
Oct 27, 2020

Great product but not great moisturizer
I used this product for a month. It has done great job for my acne prone skin and caused no break outs. However, it is not a great moisturizer itself. I mostly used it before my actuall...

Great product but not great moisturizer
I used this product for a month. It has done great job for my acne prone skin and caused no break outs. However, it is not a great moisturizer itself. I mostly used it before my actuall moisturizer. Plus, it has spf.

The Ordinary Niacinamide 10% + Zinc 1% 11 ingredients

3.5 /5
from 123 reviews
Clover's Avatar'
Nov 14, 2023

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...

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

Like review
14 likes
AshN.'s Avatar'
Mar 19, 2024

(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...

(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.

Great Value
Broke Me Out
Irritating
No Scent
Butter's Avatar'
Dec 3, 2023

This irritated my skin really badly stinging, redness, burning, etc this is probably due to the unnecessarily high concentration of niacinamide. Many studies show you only really need between 2-5% of niacinamide to be effective...

This irritated my skin really badly stinging, redness, burning, etc this is probably due to the unnecessarily high concentration of niacinamide. Many studies show you only really need between 2-5% of niacinamide to be effective definitely not worth the risk if you have sensitive skin there's much better alternatives out there. It's good value for money but I still wouldn't recommend it.

Great Value
Irritating
Sticky
No Scent

Alternatives

Our Dupe Finder has found 30 potential alternatives that have similar ingredients to La Roche-Posay Effaclar Duo [+] SPF 30.

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Our Dupe Finder has found 9 potential alternatives that have similar ingredients to The Ordinary Niacinamide 10% + Zinc 1%.

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