Support thicker, healthier hair with Manual Biotin & Collagen Hair Growth Vitamins for men. This 30-capsule, one-month supply contains essential nutrients like biotin, collagen, zinc, and selenium to help maintain hair strength and growth. Formulated based on the latest science for male adults, it's designed to complement your daily routine—simply take one capsule daily with water. Not suitable for vegetarians due to marine collagen. Trust a UK-licensed brand with over 200,000 users, backed by personalised plans and clinician support for your hair regrowth journey.