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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of FaceTheory Regena-C Moisturiser M4 versus Dermatica Azelaic Acid 20% Cream .

Published on April 16, 2023

Overview

What they are

These products are both vegan and reef safe . They have a total of 4 ingredients in common

Cool Features

They both contain Vitamin E

Suited For

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

Free From

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

General Moisturizer British Brand United Kingdom
Facial Treatment British Brand United Kingdom

General Moisturizer

All-purpose moisturizers hydrate the top layer of skin cells.

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 Regena-C Moisturiser M4

Shop

Buy Azelaic Acid 20% Cream

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
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

Retinoid
Vitamin C
Vitamin E
Hyaluronic Acid

Benefits

Hydrating (4)
Good For Oily Skin
Redness Reducing
Reduces Irritation
Skin Texture
Reduces Large Pores
Anti-Aging (2)
Dark Spots
Scar Healing (2)
Acne Fighting
Brightening (3)

Concerns

Drying
May Worsen Oily Skin (2)
Irritating (2)

Notable Ingredients

Vitamin E
Ceramides (3)

Benefits

Hydrating (5)
Redness Reducing (4)
Reduces Irritation (2)
Reduces Large Pores
Anti-Aging (2)
Dark Spots
Scar Healing
Acne Fighting
Brightening (2)
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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

FaceTheory Regena-C Moisturiser M4 contains this as ingredient number 1.

Dermatica Azelaic Acid 20% Cream contains this as ingredient number 1.

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

Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.

A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.

As a humectant, it helps the skin stay hydrated by pulling moisture to your skin. The low molecular weight of glycerin allows it to pull moisture into the deeper layers of your skin.

Hydrated skin improves your skin barrier; Your skin barrier helps protect against irritants and bacteria.

Glycerin has also been found to have antimicrobial and antiviral properties. Due to these properties, glycerin is often used in wound and burn treatments.

In cosmetics, glycerin is usually derived from plants such as soybean or palm. However, it can also be sourced from animals, such as tallow or animal fat.

This ingredient is organic, colorless, odorless, and non-toxic.

Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.

Learn more about Glycerin

FaceTheory Regena-C Moisturiser M4 contains this as ingredient number 2.

Dermatica Azelaic Acid 20% Cream contains this as ingredient number 6.

3
What it does: Emollient, Emulsifying, Emulsion Stabilising, Masking
Community Rating: Very Disliked

Cetyl Alcohol is a fatty alcohol. Fatty Alcohols are most often used as an emollient or to thicken a product.

Cetyl Alcohol is not related to SD alcohol, denatured alcohol, or ethyl alcohol. The FDA allows products labeled "alcohol-free" to have fatty alcohols.

FaceTheory Regena-C Moisturiser M4 contains this as ingredient number 8.

Dermatica Azelaic Acid 20% Cream contains this as ingredient number 10.

4
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

FaceTheory Regena-C Moisturiser M4 contains this as ingredient number 20.

Dermatica Azelaic Acid 20% Cream contains this as ingredient number 20.

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

39% are loved or liked
17% have mixed ratings
35% are disliked or very disliked
9% have no rating yet
57% are loved or liked
5% have mixed ratings
33% are disliked or very disliked
5% 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

FaceTheory Regena-C Moisturiser M4 23 ingredients

Regena-C Moisturiser M4 hasn't been rated yet.
Rate it now

Dermatica Azelaic Acid 20% Cream 21 ingredients

5.0 /5
from 2 ratings
Absorbs Well (2) Light (2) No Scent (1) Works Well (1)
Facewasher's avatar

Facewasher

2 months ago · Oily Skin
Review

Absorbs well, feels nice and light on the skin.

John1's avatar

John1

2 months ago · Oily Skin
Review

20% AA OTC with amazing ingredients. Best AA in the the market, imo.

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