Versus

Cos De BAHA Azelaic Acid 10% Serum with Niacinamide Versus Altreno Tretinoin 0.05%

Serum
Prescription
Korean Brand South Korea
American Brand United States

Updated on October 10, 2024

Overview

Cool Features

They both contain hyaluronic acid

Suited For

They're both likely to be good for anti aging, dry skin, brightening skin and scar healing

Free From

They both do not contain any 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

Benefits

Concerns

Ingredients Explained

These ingredients are found in both products.

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

Humectant, Skin Conditioning

Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.

Like hyaluronic acid, it is great at holding water and acts as a humectant. This makes it a great skin hydrating ingredient.

Sodium Hyaluronate is naturally occurring in our bodies and is mostly found in eye fluid and joints.

These are some other common types of Hyaluronic Acid:

Learn more about Sodium Hyaluronate

When to use

692 Routines
40% use in am
59% use in pm
83% use every day
When to use See routines that use it ->
559 Routines
3% use in am
97% use in pm
72% use every day
When to use See routines that use it ->

Reviews

Here's what our community thinks

Cos De BAHA Azelaic Acid 10% Serum with Niacinamide 13 ingredients

4.3 /5
from 14 ratings
Great Value (7) Absorbs Well (5) Works Well (5)
BubbIes's avatar

BubbIes

1 year ago
Review

I was so excited to try a product with what seemed like no comedogenic ingredients, but I suspect all the extracts broke me out pretty badly. I’m talking deep, painful cysts. I think I saw a nice effect on skin brightness, but that’s the only upside unfortunately. This also left a chalky white residue at times.

#great value
#broke me out
#irritating
Clover's avatar

Clover

2 years ago
Review

I’m on my third bottle
Want a simple, hydrating, scentless, and affordable azelaic acid serum? Look no further! Azelaic acid is well tolerated by many and for me I’ve noticed great improvements regarding redness. There was a short period of time when I cut this out of my routine, and that’s when I noticed how much it had been doing to reduce redness in my skin. This serum also contains aloe Show more

Altreno Tretinoin 0.05% 12 ingredients

4.9 /5
from 7 ratings
Absorbs Well (1) Light (1) Works Well (1)
borntohula85's avatar

Vanessa

1 year ago
Review

Tretinoin is the best thing that has ever happened to my skin. While retinization isn’t easy, my skin has never looked better than now at 38.

Sbutler85's avatar

Sbutler85

1 year ago
Review

the bomb.com