SET OF TWO 400 ml FULLY AND THICKER VISIBLE. THE UNIQUE HERBAL EXTRACTS CONTAINED HELP YOUR HAIR LOOK HEALTHIER IN A SHORT TIME. Biotin: Provides intensive nutrition and development of your hair. Collagen: With advancing age, natural collagen in the body decreases. This causes your hair to fall out and become lifeless. Hair loss decreases in hair that receives collagen support. Collagen supports hair follicles and helps them stay healthy. Horsetail Complex: Nourishes the hair and scalp. Vitamin E Complex: It has an intense moisturizing effect on hair and scalp. It supports new hair formation. Laboratory tests have proven that REVOX Biotin & Collagen Shampoo does not have any dermatological side effects on the hair and scalp. WHAT'S IN THE FORMULATION Vitamin B7 Biotin- Collagen- Horsetail Plant Extract- Vitamin E Complex- Birch Tree Leaf and Bark Extract- Chamomile Flower Seed Extract- Millet Seed Extract- Sage Leaf Extract- Nettle Leaf Extract- Hop Extract- Henna Henna Plant Extract - Green Tea Leaf Extract - Small Leaf Linden Extract - Niacin - Yellow Patience Leaf Extract - Hydrolyzed Wheat Protein - Echinacea Plant Extract - Calendula Leaf Extract - Lemon Balm Leaf Extract - Witch Hazel Leaf Extract - Linden Flower Extract - Grape Seed Extract - Organic Pea Essence.