NETTLE The nettle has remineralizing properties. It is traditionally used to prevent hair loss and brittle nails. Ingredients: Leaf powder of stinging nettles, glazing agent: gelatin. Directions for use: 4 to 6 capsules per day. To be taken at mealtime with a glass of water. Nutritional information: For 6 capsules: Stinging Nettle (Urtica dioica): 1,200 mg.