Advanced Nutrition Programme Nail Science is a food supplement consisting of vitamins, minerals and lysine and includes copper and zinc, minerals which aid in maintaining healthy, strong nails. Containing: Zinc, Vitamin E, Vitamin D, Vitamins B12 & B6, Vitamin A, Iron, Copper, Calcium. How to use: Take two capsules daily with food. Do not exceed the stated recommended daily intake. This product should not be used as a substitute for a varied and balanced diet and healthy lifestyle.