Mobility formula for pets. Each 1/2 teaspoon (2 grams/.07 oz) contains: Nutricol® bioflavonoid mix (proprietary extracts of grape seed and green tea) 75 mg methyl sulfonyl methane (MSM) 500 mg glucosamine hydrochloride (plant source) 500 mg betaine 100 mg L-lysine HCL 250 mg vitamin C (magnesium ascorbate) 135 mg vitamin E (natural d-alpha tocopheryl acetate) 50 iu elemental magnesium (magnesium ascorbate) 50 mg hyaluronic acid (sodium hyaluronate) 15 mg