Identify gaps in your horse's nutrition program to optimize their well-being.
Methylsulfonylmethane (MSM) - Feed Ingredient
Methylsulfonylmethane (MSM) is a naturally occurring sulfur compound commonly used as a joint supplement in equine supplements and feeds. It is a source of sulfur, which is essential for the formation of connective tissues, hooves, skin, and joint cartilage.
MSM is primarily used as an antioxidant to support joint health and reduce inflammation. It helps combat oxidative stress, which can contribute to joint degradation, muscle soreness, and slow recovery in performance horses or aging equines.
The following equine feeds, supplements and products contain Methylsulfonylmethane (MSM) as an ingredient.
Feeds, Supplements & Products
MSM – Methylsulfonylmethane (Mad Barn)
MSM is a readily available form of the mineral sulfur. It is beneficial for supporting healthy connective tissue, recovery, and hoof and joint health. MSM from Mad Barn also helps to relieve arthritic pain and sore muscles. It is considered very safe as a supplement for horses.
10:10 Joint Support (TopSpec)
10:10 Joint Support from TopSpec contains MSM, glucosamine, chondroitin, and hyaluronic acid to support joint health. This caramel-flavoured supplement is ideal for performance, senior, and pleasure horses.
4-In-1 (Meal) (MVP)
4-In-1 by MVP is a premixed supplement for horses to that intends to support joint function, hoof growth, hair coat and digestive function. It contains glucosamine, chondroitin sulphate, biotin, omega 3 & 6, and probiotics.
4-In-1 H/A Joint Supplement (MVP)
4-In-1 H/A Joint Supplement by MVP is a pelleted supplement that combines vitamins, minerals, and probiotics. It intends to support joint function, hoof growth, hair coat, and digestive system.
5-In-1 H/A (MVP)
5-In-1 H/A by MVP is a pelleted supplement for horses that intends to help support joint function. It is palatable with apple flavouring and contains glucosamine, hyaluronic acid, chondroitin sulphate, and MSM.
Acti-Flex (Cox Vet Labs)
Acti-Flex is a liquid pina colada flavoured joint supplement containing chondroitin, glucosamine, MSM and hyaluronic acid. It is formulated to support connective tissue in horses.
Acti-Flex Powder (Cox Vet Lab)
Acti-Flex Pellets is a supplement intended to support joint health in horses of all ages and work levels. It contains chondroitin, glucosamine, MSM, and HA.
Acti-Flex Senior (Cox Vet Lab)
Acti-Flex Senior is a supplement intended to support joint health. It also contains extra fat and probiotics to help support gut health. Ideal for mature horses prone to stiffness and discomfort.
Air-Way EQ (MVP)
Air-Way EQ by MVP is a pelleted supplement that is intended to help maintain normal histamine levels in horses with seasonal allergies. It contains ingredients that are meant to support healthy lungs and the immune system.
Aleria (Arenus Animal Health)
Aleria from Arenus Animal Health is a powder immune supplement. This supplement is intended to support respiratory and immune function in horses.
Alfalfa Support (Pureform)
Pureform Alfalfa Support is a vitamin/mineral supplement designed for horses on diets containing high levels of alfalfa hay. It is suitable for all life stages and includes ingredients for joint health, such as glucosamine and MSM.
Align (OE Nutraceuticals)
Align is a vitamin and mineral supplement intended for performance horses. It contains prebiotics and probiotics which are meant to support gut health.
All in One (Herbs for Horses)
All in One from Herbs for Horses is intended to be a complete supplement for horses. All in One is intended to improve digestion, and rebuild muscle. This supplement contains added vitamins and minerals.
All-In-One Supplement (Extreme Equine Supplements)
All-In-One Supplement by Extreme Equine Supplements is a comprehensive vitamin and mineral formula designed to support overall health and development in horses.
AllStar (Forefront Equine)
AllStar is a supplement intended to support normal health of horses and ponies of all ages and work levels. AllStar contains MSM, colostrum, prebiotics, and probiotics.
AniFlex Complete (AniMed)
AniFlex Complete is a complete joint supplement. It contains antioxidants and chondroitin which is a major component of cartilage. This supplement aims to support joint and connective tissue health in horses.
AniFlex Crumblet (AniMed – Plateau)
AniFlex Crumblet is a petite pellet supplement that is easy to feed with high palatably. It aims to support joint health in horses.
AniFlex GL (AniMed)
AniMed's AniFlex GL powdered supplement is supposed to support joint structure and function, connective tissue strength, and bone health.
ASU Equine Powder (Cosequin)
Cosequin ASU is a joint health supplement for horses that contains glucosamine, MSM, chondroitin sulfate and avocado/soybean unsaponifiables.
ASU Joint & Hoof Pellets (Cosequin)
ASU Joint & Hoof Pellet from Cosequin is a pelleted joint and hoof health supplement. This supplement contains ingredients such as biotin, copper, and zinc which are intended to support hoof and joint health.
Biomax HA (Basic Equine Nutrition)
Biomax HA is an equine joint health supplement. Each serving provides 100 mg of hyaluronic acid, 10 grams of MSM, 5 grams of natural Vitamin C, and 0.3 grams of Zinc. This supplement supports elasticity and cushioning required to withstand stress.
BioMAX Plus (Sierra Gold)
BioMAX Plus from Sierra Gold is a supplement that contains glucosamine and chondroitin. It is intended to support joint health, and recovery from injuries or competition.
Biotex-80 (Hestevard)
Biotex-80 by Hestevard is a sugar-free powdered hoof supplement intended to support hoof growth and strength in horses and ponies.
Biotin Hoof Blast (Horse Guard)
Biotin Hoof Blast by Horse Guard is a supplement intended to support hoof health in horses.
Biotin Plus (NAF Equine)
Biotin Plus from NAF Equine is intended for all horses and ponies at any work level. This supplement is meant to support hoof health and contains biotin, MSM, and zinc.
Bleeder Event Pak (Peak Performance Nutrients)
Bleeder Event Pak by Peak Performance Nutrients is a powdered horse supplement that provides pre-event support for normal lung function and health. It contains ingredients such as rutin, hesperidin, and yunnan paiyao.
Blitz! Pak (Peak Performance Nutrients)
Blitz! Pak by Peak Performance Nutrients is a vitamin and mineral supplement which is intended to be provided before a horse event. It contains electrolytes, amino acids, and a blend of herbs.
BLK (NAF Equine)
BLK from NAF Equine is intended for all horses and ponies. This supplement is meant to support the liver and kidneys to help detoxify the horse's body.
Bone + Joint (Bluebonnet Feeds)
Bone + Joint by Bluebonnet Feeds is a supplement intended to support tendon, bone, cartilage, and joint health in growing, performance and senior horses.
C-500 Joint Safe Guard (Royal Horse)
C-500 Joint Safe Guard from Royal Horse is a pelleted joint supplement. C-500 Joint Safe Guard is intended for older horses with joint issues. This supplement contains MSM & glucosamine intended to promote joint health.
Calphormin (TRM)
Calphormin from TRM is a pelleted mineral supplement for horses containing trace minerals and amino acids to support the normal growth and maintenance of bones.
CJ (Platinum Performance)
CJ by Platinum Performance is an equine joint supplement for performance and senior horses. Active ingredients include avocado-soy unsaponifiables (ASU), MSM, glucosamine, hyaluronic acid, and Boswellia serrata extract.
Combined 4-Way (Equerry’s)
Combined 4-Way by Equerry's is a powdered supplement that intends to support digestive, hoof, coat and joint health in senior or performance horses.
Combo Senior Pellets (Leg Up Equine)
Combo Senior Pellets from Leg Up Equine is a pelleted supplement for senior horses. It is meant to provide joint, hoof, skin and coat, and digestive support. It contains vitamins, minerals, and omega 3s.
Complete Joint (Equithrive)
Complete Joint from Equithrive is a pelleted equine joint supplement. Complete Joint is formulated with glucosamine hydrochloride, chondroitin sulphate and hyaluronic acid.
Complete Plus HA (Basic Equine Nutrition)
Complete Plus HA is an equine joint supplement that provides a combination of minerals, vitamins and nutraceuticals. It contains hyaluronic acid, MSM, glucosamine, biotin, amino acids and flax.
Cool Command Senior Horse (Hubbard Feeds)
Cool Command Senior Horse by Hubbard is a higher fat complete feed intended for senior horses with dental issues or joint health concerns. It contains 14% protein and 8% fat, with added MSM, chondroitin sulfate and glucosamine.
Cosequin Optimized (Cosequin)
Cosequin Optimized is a powdered joint health supplement. This supplement contains glucosamine, chondroitin sulphate and methylsulfonylmethane to support joint health.
Cushinaze (NAF Equine)
Cushinaze by NAF Equine is a powdered immune supplement that intends to support vitality, provide support of the pituitary gland and gut function.
D-itch Supplement (NAF Equine)
D-itch Supplement by NAF Equine is a powdered horse supplement that is intended to provide a blend of antioxidants that are meant to soothe itchy skin.
D-Ty (NAF Equine)
D-Ty from NAF Equine is a powdered supplement that is meant to support healthy muscular tissue and function. This supplement contains vitamin E and zinc.
Devil’s Relief (NAF Equine)
Devil's Relief from NAF Equine is intended for all horses and ponies, but is not meant for pregnant mares. This supplement is formulated to support digestive health, joint health, and mobility.
DMac Plus (McIntosh Pro Line)
McIntosh ProLine DMac is a powdered supplement intended to support joint health in horses. McIntosh ProLine DMac contains a blend of natural ingredients.
DuraFlex EQ (Durvet)
DuraFlex EQ by Durvet is a liquid joint supplement intended for all horses that need joint support.
DuraFlex EQ Joint Pellets (Durvet)
DuraFlex EQ by Durvet is a pelleted joint supplement intended to support healthy joints in all horses.
Duraflex-HA (Hestevard)
Duraflex-HA by Hestevard is a liquid supplement intended to support joints and cartilage of all horse types.
Echinacea Plus (NAF Equine)
Echinacea Plus from NAF Equine is intended for horses in moderate to hard work especially performance horses. This supplement is intended to support the immune system.
EQ Pro-Coll (ER)
EQ Pro-Coll from ER is a liquid supplement for horses that is intended to support joint health. It contains vitamins, minerals, collagen, MSM, glucosamine, chondroitin and hyaluronic acid.
Eq-Well (Arenus Animal Health)
Eq-Well by Arenus Animal Health is an equine vitamin and mineral balancer. It is a granular supplement intended for horses of all ages and work levels.
Equi-Bone Pellets (TLC Animal Nutrition)
Equi-Bone by TLC Animal Nutrition is a pelleted supplement intended to support bone health in all horse types.
EquiForce Foot (Havens Horsefeed)
EquiForce Foot by Havens Horsefeed is an equine hoof health supplement. It contains biotin, B-vitamins, amino acids, and minerals to support hoof growth. One scoop supplies 75mg of biotin.



















