Horse Health > Horse Supplements MSM Powder for Horses & Dogs Price $9.32 Stock status: Out of Stock Stock status: In Stock Product Code: RJ593-21P Qty: Description Sizing Information Reviews MSM Powder for Horses & Dogs by AniMed * Contains the purest form of MSM available MSM Powder contains ultra pure, 100% MSM to aid in the production of collagen, which promotes joint, cartilage and skin health. Natural antioxidant and anti-inflammatory for reducing arthritis-associated pain and inflammation. No aluminum or fillers. Can be given to dogs, too! Directions: Horses - 1 Tbsp twice daily for 6 days, then 1 Tbsp daily for maintenance; Dogs - 1/8 tsp per 30 lbs body wt twice daily for 6 days, then 1/8 tsp once daily for maintenance. Scoop enclosed. 1 lb = 32 day supply for horses at maintenance level.