betaine (tmg, trimethylglycine). chemical formula of betaine with spinach and beets as natural sources of betaine

betaine amino acid chemical formula beetroot beet spinach food rich trimethylglycine tmg heart deficiency liver prevent protect boost anhydrous power strength muscle athletic dietary training improve homocysteine disease mass benefit exercise health diet natural source healthy care hydrochloride supplement medical compound methyl glycine substance structural body ingredient molecule organic