The revitalizing shampoo from Instituto Español combines the benefits of biotin and collagen to strengthen hair and give it a healthy appearance. With a volume of 750 milliliters, this product is ideal for daily hair care. Biotin, known for its positive effects on hair health, supports hair growth and improves the structure of the hair fiber. Collagen, on the other hand, provides additional moisture and elasticity, making hair smoother and more resilient. This shampoo is suitable for all hair types and is particularly beneficial for damaged or thinning hair. Made in Spain, it offers a high-quality care formula that revitalizes hair and adds shine. The application is simple: apply a small amount to wet hair, gently massage, and rinse thoroughly. For optimal results, regular use is recommended. This product is an excellent choice for anyone who values effective hair care.