Source Naturals MSM Powder, 16 OzSource Naturals MSM Powder, 16 Oz, is a dietary supplement that provides a bioavailable source of sulfur, a mineral essential for maintaining the integrity and elasticity of connective tissues. This product is particularly important for the health of proteins found in hair, nails, skin, and tendons. MSM, or Methylsulfonylmethane, is a naturally occurring form of organic sulfur present in proteinrich foods such as eggs, fish, and lean meat. Regular