Citrus fruits are fruits rich in vitamins, belonging to the Citrus genus. The name citrus comes from the Latin acer, meaning "sour", with reference to the sour taste of the fruits. Citrus fruits are precious allies of our health, excellent for strengthening the immune system and fighting numerous ailments. The protagonist is vitamin C, the most abundant in citrus fruits, excellent for strengthening the immune system. Vitamin A, present in abundance in mandarin, is a "friend" of the skin and improves resistance to infections, also acting on the digestive system and sight. Furthermore, citrus fruits contain folic acid, which helps cell renewal; selenium, a natural antioxidant that stimulates the immune system; calcium, magnesium and phosphorus, which maintain healthy bones and teeth. Among the most suggestive we suggest: Bergamot, Lime, Red Lemon and Lemon Caviar.