Eco by Sonya 100% natural selftannings products come from Australia. Eco Tan of Eco by Sonya has written Australian history as the first organically certified self-tan products. Eco Tan of Eco by Sonya tanning products give you a beautiful, credible complexion, guaranteed without hidden harmful substances. Eco Tan of Eco by Sonya is 100% natural, vegan and crueltyfree. 100% Beautiful. Eco by Sonya has Tanning, Skin Care and Body Care products.