Swim Upstream – Where do Omega 3s come from?

Swim Upstream – Where do Omega 3s come from? Nutrition Unpacked The two major classes of polyunsaturated fatty acids (PUFAs) are the omega-3 and omega-6 fatty acids. Like all fatty acids, PUFAs consist of long chains of carbon atoms with a carboxyl group at one end of the chain and a methyl group at the […]