Those that support animal testing say that is a necessary practice. They mention that firms that count on animal testing do use humane techniques to feed, house and care for the animals. Supporters also claim that options to animal testing are certainly not as far reaching, lacking a chance to figure out how cosmetic products affect living tissue and organs. All vinegars, including apple cider vinegar, contain acetic acid, as well as a lot of vitamins, different mineral salts, and amino acids. All of these things, inside right amounts, can be be extremely best for promoting health. Apple cider vinegar also contains sulfur, which researchers have discovered 's the reason for it's success in treating brown spots and hyperpigmentation.