Keratin is a protein and natural building block of hair and nails. When added to hair products it may strengthen and give it a glossy shine.
Directions:
Add to your shampoo, conditioner, or hair treatment. Ratio 1-5% keratin to base product.
Ingredients:
Aqua, Hydrolysed Keratin, Benzyl Alcohol, Potassium Sorbate, Sodium Benzoate.
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