Versus

Biolage Color Last Shampoo for Color-Treated Hair Versus Amika Bust Your Brass Cool Blonde Shampoo

Shampoo
Shampoo
American Brand United States
American Brand United States

Updated on March 03, 2025

Overview

What they are

These products are both vegan, cruelty-free, and reef safe shampoos. They have a total of 0 ingredients in common

Suited For

They're both likely to be good for brightening skin

Free From

They both do not contain any parabens

What's Inside

They both contain harsh alcohols, common allergens, fragrances and silicones

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

What's inside (and what isn't)

What's inside (and what isn't)

At a glance

Click on any of the items below to learn more

Key Ingredients

Benefits

Concerns

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Bust Your Brass Cool Blonde Shampoo

Water

Skin Conditioning

Sodium C14-16 Olefin Sulfonate

Cleansing
May cause irritation Icon

Cocamidopropyl Betaine

Cleansing
May worsen Eczema IconMay worsen Rosacea Icon

Glycerin

Humectant
0 / 0 Helps hydrate Dry Skin IconGood for Scar Healing IconHelps brighten skin Icon

Sodium Methyl Cocoyl Taurate

Cleansing
Not safe for Fungal Acne Icon

When to use

5 Routines
40% use in am
60% use in pm
80% use every day
1 Routine
100% use in am
0% use in pm
100% use every 2_weeks

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