Zinc is an essential trace element for animals. It plays a role in the formation of hair, skin, and nails. Combined with the effects of essential omega-3 and omega-6 fatty acids, biotin, vitamin A, and B vitamins, it forms a broad-spectrum food suitable for dogs with skin deficiency symptoms such as eczema, flaking, hair loss or dull coat, hyperkeratosis, cracks, and dry skin. Administration : 1 tablet/day for every 10 kg of weight.