Thinning hair, weak nails? How biotin – vitamin B7 – could help strengthen both, and fix dry skin, and its other essential functions

• Vitamin B7, also known as biotin, plays a vital role in assisting enzymes to break down fats, carbohydrates and proteins in food, converting them to energy
• It is also key in the growth of keratin – a protein naturally produced by the body that keeps our hair, skin and nails healthy and strong