AniMed Pure MSM An excellent supplement for joint pain and stiffness in horses at all life stages, AniMed Pure MSM minimizes inflammation and arthritis pain. MSM is a natural antioxidant, which helps to remove damaging free radicals. This bio-available source of dietary sulfur support your horse's connective tissues. AniMed Pure MSM will not harden, and it contains no fillers, so it's ideal for long-term use. Simply add the designated dose of powder to your horse's feed to see the difference. Please Note: This product is undergoing a rolling label change. Product you receive may not look as it does online. There is no change in formulation, just the look of the label. Features: Equine connective tissue support Purest form available Contains 100% Methylsufonylmethane (MSM) and no fillers Powder will not harden Value-priced for long-term use Can also be given to dogs Made in the USA. Item Specifications: Sizes: 2. 25 lb. (up to 80-day supply) 5 lb. (up to 160-day supply) 10 lb. (up to 320-day supply) Ingredients: MSM (Methylsufonylmethane): 28, 000mg per oz. Directions For Use: For horses: Use 1 tbsp. (approximately 0. 5 oz. ) per 1000 lb. body weight morning and evening for 6 days, then 1 tbsp per day. Amount and frequency may be varied as necessary or as directed by a veterinarian. For dogs. Use 1/8 tsp (approximately 0. 02 oz. ) per 30 lb. body weight morning and evening for 6 days, then 1/8 tsp per 30 lb. body weight per day. The large end of the enclosed scoop measures one tablespoon (approximately 1/2 oz. ) The small end measures one teaspoon (approximately 1/8 oz. ) Warnings: FOR ANIMAL USE ONLY. KEEP OUT OF THE REACH OF CHILDREN. Keep lid tightly closed and store in a cool, dry place. Do not store above 30C (86F). Note: Cannot ship to Canada For Product Information and MSDS Sheet, please click on Manufacturer's Information to the right.