There are some pretty strange ingredients in cosmetics and skin care products. One example is snail mucin—also known as snail slime—which is used for its moisturizing and antioxidant properties. But researchers reporting in ACS Omega might have found something even weirder to put on your face: molecules made by fish gut bacteria. There are some pretty strange ingredients in cosmetics and skin care products. One example is snail mucin—also known as snail slime—which is used for its moisturizing and antioxidant properties. But researchers reporting in ACS Omega might have found something even weirder to put on your face: molecules made by fish gut bacteria. Biochemistry Analytical Chemistry Phys.org – latest science and technology news stories