Keratin is a family of fibrous structural proteins that are the main component of hair, nails, and the outer layer of skin (epidermis) in vertebrates. It is also found in the epithelial cells, protect...
Keratin is a family of fibrous structural proteins that are the main component of hair, nails, and the outer layer of skin (epidermis) in vertebrates. It is also found in the epithelial cells, protects against damage or stress, and is a key structural material making up scales, feathers, claws, hooves, and horns. Keratin is insoluble in water and organic solvents.
Key Information
Inside Body Harmful Score
Outside Body Harmful Score
Common Dosage
Topical: As directed on product label; Oral: Varies widely, typically 500mg-1g daily.
Source Type
natural
Production Process
Typically extracted from animal sources like wool, feathers, or horns through hydrolysis or enzymatic processes.
Use Type
BothPotential Benefits
Nail strength improves nail resilience, reducing brittleness and breakage through nutritional support or topical treatments. This results in healthier, stronger nails with improved thickness and smoothness.
Possible Side Effects
Allergic reactions can range from mild skin irritation to severe anaphylaxis. Individuals with prior allergies are at higher risk and should exercise caution.
User Reviews
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