Hair Mask
Hair Mask
American United States
American United States

What's inside

What's inside

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

Show highlights for:

Water

Skin Conditioning

Cetearyl Alcohol

Emollient
2 / 1 Fatty Alcohol IconCoconut Derived IconBad for Acne Prone Skin IconMay worsen Seborrheic Dermatitis IconMay worsen Keratosis Pilaris IconMay worsen Oily Skin IconNot safe for Fungal Acne Icon

Glycerin

Humectant
0 / 0 Helps hydrate Dry Skin IconGood for Scar Healing IconGood for Barrier Repair Icon

Carthamus Tinctorius Seed Oil

Masking
0-2 / 0 Oil IconHelps hydrate Dry Skin IconMay worsen Seborrheic Dermatitis IconNot safe for Fungal Acne Icon

Simmondsia Chinensis Seed Oil

Emollient
0-2 / 0 Oil IconHelps hydrate Dry Skin IconGood for Scar Healing IconGood for Barrier Repair IconMay worsen Seborrheic Dermatitis IconNot safe for Fungal Acne Icon

Cocos Nucifera Oil

Masking
4 / 0 Oil IconCoconut Derived IconFragrance IconHelps hydrate Dry Skin IconBad for Acne Prone Skin IconMay worsen Seborrheic Dermatitis IconMay worsen Keratosis Pilaris IconMay worsen Oily Skin IconNot safe for Fungal Acne Icon

Stearalkonium Chloride

Preservative
Preservative Icon

Behentrimonium Methosulfate

Surfactant

Cananga Odorata Flower Oil

Masking
Oil IconEssential Oil IconFragrance IconMay worsen Eczema IconMay cause irritation IconMay worsen Perioral Dermatitis IconMay worsen Psoriasis IconEU Allergen Icon

Lavandula Angustifolia Oil

Masking
Oil IconEssential Oil IconFragrance IconMay cause irritation IconMay worsen Perioral Dermatitis IconMay worsen Psoriasis IconEU Allergen Icon

Citrus Aurantium Dulcis Peel Oil

Masking
Oil IconEU Allergen Icon

Salvia Sclarea Oil

Masking
Oil Icon

Vanillin

Masking
May worsen Eczema IconMay cause irritation IconMay worsen Rosacea IconEU Allergen Icon

Pogostemon Cablin Leaf Oil

Masking
Oil IconMay cause irritation IconEU Allergen Icon

Glycine Soja Oil

Emollient
3 / 0 Oil IconHelps hydrate Dry Skin IconHelps reduce irritation IconGood for Dark Spots IconBad for Acne Prone Skin IconMay worsen Seborrheic Dermatitis IconMay worsen Keratosis Pilaris IconMay worsen Oily Skin IconNot safe for Fungal Acne Icon

Cetyl Hydroxyethylcellulose

Emulsion Stabilising

Butyrospermum Parkii Butter

Skin Conditioning
Helps hydrate Dry Skin IconGood for Barrier Repair IconBad for Acne Prone Skin IconMay worsen Seborrheic Dermatitis IconMay worsen Keratosis Pilaris IconMay worsen Oily Skin IconNot safe for Fungal Acne Icon

Sodium Benzoate

Masking
Preservative Icon

Pyrus Malus Fruit Extract

Skin Conditioning
Helps hydrate Dry Skin Icon

Potassium Sorbate

Preservative
Preservative Icon

Calophyllum Inophyllum Seed Oil

Antimicrobial
Oil IconAntioxidant IconHelps hydrate Dry Skin IconHelps reduce irritation IconHelps reduce Skin Redness IconMay worsen Seborrheic Dermatitis IconNot safe for Fungal Acne Icon

Guar Hydroxypropyltrimonium Chloride

Skin Conditioning

Linum Usitatissimum Seed Oil

Perfuming
Oil IconFragrance IconBad for Acne Prone Skin IconMay worsen Seborrheic Dermatitis IconMay worsen Keratosis Pilaris IconMay worsen Oily Skin IconNot safe for Fungal Acne Icon

Camellia Japonica Seed Oil

Emollient
Oil IconHelps hydrate Dry Skin IconMay worsen Seborrheic Dermatitis IconNot safe for Fungal Acne Icon

Oryza Sativa Extract

Absorbent
Helps with Anti-Aging IconHelps hydrate Dry Skin IconHelps reduce irritation IconGood for Dark Spots Icon

Sodium PCA

Humectant
0 / 0 Helps hydrate Dry Skin IconHelps reduce irritation IconGood for Barrier Repair Icon

Sodium Lactate

Buffering
Helps hydrate Dry Skin Icon

Arginine

Masking
Helps hydrate Dry Skin IconGood for Scar Healing Icon

Aspartic Acid

Masking
Helps hydrate Dry Skin Icon

PCA

Humectant
Helps hydrate Dry Skin IconGood for Barrier Repair Icon

Glycine

Buffering
Helps hydrate Dry Skin Icon

Alanine

Masking
Helps hydrate Dry Skin Icon

Serine

Masking
Helps hydrate Dry Skin Icon

Valine

Masking

Proline

Skin Conditioning
Helps hydrate Dry Skin Icon

Threonine

Helps hydrate Dry Skin Icon

Isoleucine

Skin Conditioning

Histidine

Humectant
Helps with Anti-Aging IconHelps hydrate Dry Skin Icon

Phenylalanine

Masking
Helps hydrate Dry Skin Icon

Citric Acid

Buffering
AHA IconHelps brighten skin IconMay worsen Rosacea Icon

Oenothera Biennis Oil

Emollient
3 / 2 Oil IconHelps reduce irritation IconHelps reduce Skin Redness IconGood for Barrier Repair IconBad for Acne Prone Skin IconMay worsen Seborrheic Dermatitis IconMay worsen Keratosis Pilaris IconNot safe for Fungal Acne Icon

Persea Gratissima Oil

Skin Conditioning
0-3 / 0 Oil IconHelps hydrate Dry Skin IconMay worsen Seborrheic Dermatitis IconNot safe for Fungal Acne Icon

Taraxacum Officinale Leaf Extract

Skin Conditioning

Salvia Officinalis Leaf Extract

Cleansing

Melissa Officinalis Leaf Extract

Skin Conditioning

Hydrolyzed Quinoa

Skin Conditioning

Benzyl Alcohol

Perfuming
Alcohol IconSynthetic Fragrance IconFragrance IconPreservative IconMay worsen Eczema IconMay cause irritation IconEU Allergen Icon

Vaccinium Myrtillus Fruit Extract

Skin Conditioning

Saccharum Officinarum Extract

Moisturising

Acer Saccharum Extract

Skin Conditioning

Citrus Aurantium Dulcis Fruit Extract

Masking

Citrus Limon Fruit Extract

Masking
May cause irritation Icon

Linalool

Perfuming
Fragrance IconMay worsen Eczema IconMay cause irritation IconMay worsen Perioral Dermatitis IconMay worsen Psoriasis IconMay worsen Rosacea IconEU Allergen Icon

Limonene

Perfuming
Fragrance IconMay worsen Eczema IconMay cause irritation IconMay worsen Perioral Dermatitis IconMay worsen Psoriasis IconMay worsen Rosacea IconEU Allergen Icon

Ingredients Explained

These ingredients are found in both products.

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

Behentrimonium Methosulfate is a gentle, positively-charged conditioning agent made from rapeseed oil.

It's the opposite of a harsh cleansing sulfate despite having "sulfate" in its name; its a detangler/softener in haircare and helps keep oil/water blended into a creamy texture as an emulsifier.

Concentration-wise, safety review reports the wider trimonium family shows up between 0.0005% to 10% in rinse-off products and 0.001% to 4% in leave-on products.

This ingredient is commonly used at ~1–5% when acting as the emulsifier.

Allergies to this ingredient are rare; the CIR panel noted the literature lacks clinical reports of irritation or sensitization and patch tests on finished products containing it came back clean.

Learn more about Behentrimonium Methosulfate
Skin Conditioning

This ingredient is also known as shea butter. It is a plant-derived extract from the nuts of the Africa shea tree and one of the most well-studied emollients.

Because it has a high concentration of fatty acids (primarily oleic, stearic, and linoleic) it is able to form a protective barrier on the skin's surface. This helps seal in moisture and prevents transepidermal water loss (TEWL).

In vitro research found an increase in skin hydration by 58% and a decrease in TEWL by 37.8% after 24 hours of applying this ingredient (pretty impressive for a single ingredient!).

Besides hydration, shea butter also contains triterpenes that have anti-inflammatory potential. In particule, lupeol cinnamate has shown the highest anti-inflammatory activity in vivo.

Shea butter also contains vitamins A and E which may contribute to antioxidant activity.

While Shea Butter has an SPF rating of about 3-4, it is not a sunscreen replacement.

This ingredient may not be fungal acne safe because its fatty acids fall within the C11-C24 range that the Malassezia yeast can metabolize.

Learn more about Butyrospermum Parkii Butter
Emollient, Emulsifying, Emulsion Stabilising

Cetearyl alcohol is a waxy mixture of two fatty alcohols: cetyl alcohol and stearyl alcohol. It is an emollient and emulsifier.

Despite having "alcohol" in its name, it has nothing to do with drying solvent alcohols; the FDA also allows "alcohol-free" products to contain fatty alcohols like this ingredient.

It plays several roles in a formula:

Typical use levels for this ingredient sit around 1-10% and the Cosmetic Ingredient Review Expert Panel has affirmed safety at concentrations up to 25% in leave-on products.

Multiple assessments have found it to be non-irritating and non-sensitizing to most people.

However, there have been some cases of allergic contact dermatitis in patients with chronically compromised skin barriers.

Cetearyl alcohol has a comedogenic rating of 2 and irritancy rating of 1. Both of these numbers come from the 1989 study that used rabbit ears; a "2" means mildly comedogenic and a "1" means low irritancy.

Here's the catch: rabbit skin is more sensitive than human skin and throws a lot of false positives. A 1996 reappraisal found that ingredients rated 1-2 in the rabbit ear tests are generally safe for humans.

Remember comedogenic ratings are unable to assess the entire formula of a product or how it will react on your skin. Just be sure to patch test if you are unsure about certain ingredients.

This ingredient is not fungal acne safe. Cetearyl alcohol is a fatty alcohol with chain lengths that fall within the range that Malassezia can metabolize.

A 2019 study has also observed Malassezia growth in the presence of this ingredient, confirming it to be not-fungal acne safe.

Learn more about Cetearyl Alcohol
Masking, Perfuming, Skin Conditioning

This ingredient is also known as coconut oil. It is a plant-derived ingredient with skin conditioning properties.

The fatty acid profile of coconut oil is mostly lauric acid (~54%), followed by capric, caprylic, palmitic, and myristic acids. This profile allows it to penetrate easily into skin, moisturize, and improve dry skin.

A double-blind study confirmed that extra virgin coconut oil is as effective as mineral oil for treating very dry skin. Another study found it outperformed mineral oil for mild to moderate atopic dermatitis in children.

Another study from 2018 found that virgin coconut oil can soothe inflammation and boost key skin barrier proteins. Just know this evidence is still only from lab settings and not human trials.

It has also been shown to reduce Staphylococcus aureus, a bacteria that commonly overgrows in people with eczema.

Clinical testing shows very minimal skin irritation and no evidence of sensitization or phototoxicity.

Coconut oil gets flagged as a "fragrance" because it has a natural mild scent (not because it's a synthetic perfume). The European Cosmetic ingredient database also lists "perfuming" as a function of this ingredient.

Just so you know, the term "fragrance" is completely unregulated. Some brands still use botanical extracts or essential oils in their "fragrance-free" formulas, but regulatory databases technically classify these under "fragrance".

Coconut oil has a tiny and useless bit of natural SPF. Early lab studies clocked it around SPF 7-8 but a more recent study found the real number closer to SPF 1.2. It also offers no meaningful UVA protection (SPF only overs UVB rays).

The comedogenic rating of 4/5 means it has a high potential to clog pores; but it's worth noting that comedogenicity is highly individual and ratings cannot predict how an overall formula will behave on skin.

Since lauric acid is the dominant fatty acid, this ingredient may not be fungal acne safe. The Malassezia yeast feeds on fatty acids with carbon chain lengths between 11-24, and lauric acid falls within these lengths (C12).

Learn more about Cocos Nucifera Oil
Humectant, Skin Conditioning, Skin Protecting

Glycerin (or glycerol) is a compound naturally found in your skin. It's a powerhouse humectant that pulls water into the stratum corneum.

Topically, glycerin does several things at once:

Your skin makes glycerin on its own (mostly from sebaceous oil breakdown) and shuttles it to your outermost layer of skin, or your epidermis, via aquaporin-3.

Aquaporin-3 is a transporter that is essential for normal skin hydration, elasticity, and repair. Interestingly, mice lacking in AQP3 have dry and less elastic skin that can be fully corrected with glycerin.

This ingredient is non-irritating, plays well with almost every ingredient, and works across all skin types. Typical use is anywhere between 3-10% but can go up to 79% in some leave-on products.

Just know very high concentrations (>40%) can feel tacky in low humidity.

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

Learn more about Glycerin
Skin Conditioning

This ingredient is also known as Avocado oil. It's the cold-pressed oil from the flesh of the avocado fruit packed with fatty acids (mostly oleic acid).

The rich fatty acid profile allows it to function as a skin conditioning agent and emollient; it helps soften and smooth skin while reducing water loss.

Preclinical research has found that topical avocado oil increased collagen synthesis and reduced inflammation during wound healing, giving it some skin-repairing credibility.

The unsaponifiable fraction of the oil is also interesting: studies on avocado unsaponifiables showed that it helped skin produce more collagen and other structural compounds that support healing.

The CIR Expert Panel has found this ingredient to be non-irritating in formulations.

It's a great ingredient for dry or compromised skin. Just know it may not be fungal acne safe. This is because the oleic acid content falls within the range that Malassezia can use as a food source.

Learn more about Persea Gratissima Oil
Skin Conditioning, Solvent

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. If you see this, drink a glass of water. Remember to stay hydrated!

Learn more about Water

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