BioSilk Silk Therapy Shampoo
Monday Haircare Curl Define Shampoo
Versus

BioSilk Silk Therapy Shampoo Versus Monday Haircare Curl Define Shampoo

Shampoo
Shampoo
American Brand United States
New Zealander Brand New Zealand

Updated on May 15, 2025

Overview

What they are

These products are both 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 dry skin, sensitive skin and scar healing

Free From

They both do not contain any harsh alcohols, parabens or sulfates

What's Inside

They both contain common allergens, fragrances and oils

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

New Comparison

Ingredient Info

Click any item below to learn more and see relevant ingredients

BioSilk Silk Therapy Shampoo 37 ingredients

Monday Haircare Curl Define Shampoo 26 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

BioSilk Silk Therapy Shampoo 37 ingredients

Monday Haircare Curl Define Shampoo 26 ingredients

Benefits

Concerns

Benefits

Concerns

Ingredients Side-by-side

found in both products
Silk Therapy Shampoo

Water

Skin Conditioning

Sodium C14-16 Olefin Sulfonate

Cleansing
May cause irritation Icon

Cocamidopropyl Betaine

Cleansing
May worsen Eczema IconMay worsen Rosacea Icon

Glycine

Buffering
Helps hydrate Dry Skin Icon

Acrylates Copolymer

Passiflora Edulis Seed Oil

Emollient
Oil IconNot safe for Fungal Acne Icon

Hydrolyzed Silk

Humectant
Helps hydrate Dry Skin Icon

Hydrolyzed Quinoa

Skin Conditioning

Panthenol

Skin Conditioning
0 / 0 Helps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Scar Healing Icon

Disodium Laureth Sulfosuccinate

Cleansing

Guar Hydroxypropyltrimonium Chloride

Skin Conditioning

Sodium Cocoyl Isethionate

Cleansing

Sodium Lauroamphoacetate

Cleansing

Sodium Methyl Cocoyl Taurate

Cleansing
Not safe for Fungal Acne Icon

Dimethicone

Emollient
1 / 0 Silicon Icon

Polyquaternium-74

Skin Conditioning

Laureth-7

Emulsifying

Xylitylglucoside

Humectant
Helps hydrate Dry Skin Icon

Anhydroxylitol

Humectant
Helps hydrate Dry Skin Icon

Xylitol

Humectant
Helps hydrate Dry Skin Icon

Symphytum Officinale Leaf Extract

Skin Conditioning

Anthemis Nobilis Flower Extract

Masking
Fragrance IconHelps reduce Skin Redness IconHelps reduce irritation Icon

Mentha Piperita Leaf Extract

Skin Conditioning

Lavandula Angustifolia Extract

Skin Conditioning
May cause irritation IconEU Allergen Icon

Salvia Sclarea Extract

Antiseborrhoeic

Glycol Distearate

Emollient
Not safe for Fungal Acne Icon

Steareth-4

Emulsifying

PEG-150 Pentaerythrityl Tetrastearate

Emulsifying
Not safe for Fungal Acne Icon

PEG-6 Caprylic/Capric Glycerides

Emulsifying

Phenoxyethanol

Preservative
Preservative Icon

Methylisothiazolinone

Preservative
Preservative IconMay cause irritation IconMay worsen Eczema Icon

Parfum

Masking
Fragrance IconMay worsen Eczema IconMay worsen Rosacea Icon

Butylphenyl Methylpropional

Perfuming
Fragrance IconMay cause irritation IconEU Allergen Icon

Limonene

Perfuming
Fragrance IconMay cause irritation IconEU Allergen IconMay worsen Eczema IconMay worsen Rosacea Icon

Linalool

Perfuming
Fragrance IconMay cause irritation IconEU Allergen IconMay worsen Eczema IconMay worsen Rosacea Icon

Hexyl Cinnamal

Perfuming
Fragrance IconMay cause irritation IconEU Allergen Icon

Citric Acid

Buffering
AHA IconGood for Oily Skin IconGood for Skin Texture IconGood for Minimizing Pores IconGood for Scar Healing IconHelps brighten skin IconMay worsen Rosacea Icon

Water, Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Glycine, Acrylates Copolymer, Passiflora Edulis Seed Oil, Hydrolyzed Silk, Hydrolyzed Quinoa, Panthenol, Disodium Laureth Sulfosuccinate, Guar Hydroxypropyltrimonium Chloride, Sodium Cocoyl Isethionate, Sodium Lauroamphoacetate, Sodium Methyl Cocoyl Taurate, Dimethicone, Polyquaternium-74, Laureth-7, Xylitylglucoside, Anhydroxylitol, Xylitol, Symphytum Officinale Leaf Extract, Anthemis Nobilis Flower Extract, Mentha Piperita Leaf Extract, Lavandula Angustifolia Extract, Salvia Sclarea Extract, Glycol Distearate, Steareth-4, PEG-150 Pentaerythrityl Tetrastearate, PEG-6 Caprylic/Capric Glycerides, Phenoxyethanol, Methylisothiazolinone, Parfum, Butylphenyl Methylpropional, Limonene, Linalool, Hexyl Cinnamal, Citric Acid

Curl Define Shampoo

Water

Skin Conditioning

Cocamidopropyl Betaine

Cleansing
May worsen Eczema IconMay worsen Rosacea Icon

Sodium C14-16 Olefin Sulfonate

Cleansing
May cause irritation Icon

Sodium Cocoyl Isethionate

Cleansing

Glycerin

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

Glycol Distearate

Emollient
Not safe for Fungal Acne Icon

Disodium Laureth Sulfosuccinate

Cleansing

Sodium Chloride

Masking
Can worsen Dry Skin IconBad for Acne Prone Skin IconMay worsen Rosacea Icon

Phyllostachys Bambusoides Extract

Skin Conditioning

Leuconostoc/Radish Root Ferment Filtrate

Antimicrobial
Not safe for Fungal Acne Icon

Cocos Nucifera Oil

Masking
4 / 0 Fragrance IconOil IconHelps hydrate Dry Skin IconBad for Acne Prone Skin IconNot safe for Fungal Acne Icon

Acrylates Copolymer

Coco-Glucoside

Cleansing

Polyquaternium-10

Panthenol

Skin Conditioning
0 / 0 Helps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Scar Healing Icon

Guar Hydroxypropyltrimonium Chloride

Skin Conditioning

Polyquaternium-6

Tapioca Starch

Phenoxyethanol

Preservative
Preservative Icon

Sodium Benzoate

Masking
Preservative Icon

Disodium EDTA

Dipotassium Glycyrrhizate

Humectant
Helps reduce Skin Redness IconHelps reduce irritation IconGood for Dark Spots Icon

Citric Acid

Buffering
AHA IconGood for Oily Skin IconGood for Skin Texture IconGood for Minimizing Pores IconGood for Scar Healing IconHelps brighten skin IconMay worsen Rosacea Icon

Parfum

Masking
Fragrance IconMay worsen Eczema IconMay worsen Rosacea Icon

Hexyl Cinnamal

Perfuming
Fragrance IconMay cause irritation IconEU Allergen Icon

Linalool

Perfuming
Fragrance IconMay cause irritation IconEU Allergen IconMay worsen Eczema IconMay worsen Rosacea Icon

Water, Cocamidopropyl Betaine, Sodium C14-16 Olefin Sulfonate, Sodium Cocoyl Isethionate, Glycerin, Glycol Distearate, Disodium Laureth Sulfosuccinate, Sodium Chloride, Phyllostachys Bambusoides Extract, Leuconostoc/Radish Root Ferment Filtrate, Cocos Nucifera Oil, Acrylates Copolymer, Coco-Glucoside, Polyquaternium-10, Panthenol, Guar Hydroxypropyltrimonium Chloride, Polyquaternium-6, Tapioca Starch, Phenoxyethanol, Sodium Benzoate, Disodium EDTA, Dipotassium Glycyrrhizate, Citric Acid, Parfum, Hexyl Cinnamal, Linalool

Ingredient Ratings

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

Silk Therapy Shampoo
10
10
10
liked
mixed
disliked
not rated
Unlock with Premium
Curl Define Shampoo
10
10
10
liked
mixed
disliked
not rated
Unlock with Premium

When to use

BioSilk Silk Therapy Shampoo 37 ingredients

Monday Haircare Curl Define Shampoo 26 ingredients

2 Routines
0% use in am
100% use in pm
50% use every on_specific_days
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