21 scientifically proven ways to darken your skin naturally at home. Drink 2-6 cups of carrot juice daily. Eat melanin enhancing foods. Take 30 mg of Vitamin A (Beta-Carotene) per day. Take 1,000-1,500 mg of L-Tyrosine per day. Use coffee to get a tan. Take vitamins and nutrients that help the conversion of L-tyrosine into melanin, like vitamin C, folic acid, vitamin B6, Vitamin B12, vitamin B5, Vitamin B3, vitamin E, Vitamin D3 and copper…. Read More »