Product Description Promotes color development and cystine bond reinforcement. Hematin (hair protection ingredient) improves the condition of the hair and promotes the recombination of cystine bonds during coloring and perming. Contains CMC ingredient (hair protection ingredient). Caution for Use If you experience redness, swelling, itching, rash, irritation, discoloration (such as white spots), or darkening on the skin during or after use, discontinue use and consult a dermatologist. Continuing to use it may worsen the symptoms. Do not use if you have skin disorders such as wounds, swellings, eczema, or dermatitis, as it may aggravate the condition. Be careful not to let it get into your eyes; if it does, rinse immediately. Store in a place that avoids extreme low or high temperatures and direct sunlight, out of reach of infants. Ingredients Water, BG, Hematin, PCA-Na, Sodium Lactate, Cocoamphodiacetic Acid Sodium, Hydrolyzed Keratin (Wool), Cysteine, Acetylcysteine, Glutamic Acid, Serine, Arginine, Threonine, Leucine, Proline, Glycine, Aspartic Acid, Valine, Alanine, I