Identify gaps in your horse's nutrition program to optimize their well-being.
Supplement - Feed Database
View a list of supplements for horses in Mad Barn’s equine feed database. Compare ingredients and nutritional profiles to choose supplements and products for your horse.
Feeds, Supplements & Products
3:1 Zinc Copper (Mad Barn)
Mad Barn's 3:1 Zinc Copper Powder is an organic trace mineral supplement containing a 3:1 ratio of Bioplex® Zinc and Copper. It is made with zinc and copper proteinates, which are chelated for improved absorption.
Acetyl-L-Carnitine (Mad Barn)
Acetyl-l-carnitine (ALCAR) is a performance horse supplement that supports energy metabolism, muscle function and neural health. This powdered supplement has a low feeding rate and is generally well accepted by horses.
AminoTrace+ Vitamin and Mineral Supplement (Mad Barn)
AminoTrace+ by Mad Barn is a complete, balanced equine mineral and vitamin supplement designed for horses with metabolic concerns. It is ideal for horses with IR, PPID, or high iron in the diet.
B-Vitamin Pak (Mad Barn)
B-Vitamin Pak is a comprehensive B-vitamin supplement in powder form. It provides a balanced profile of the B-Complex vitamins and may be beneficial for horses during times of heavy work, stress, or illness.
Biotin (Mad Barn)
Biotin Powder from Mad Barn provides 20 mg of biotin per serving support hoof growth and quality, as well as skin and coat health. Biotin is a B vitamin which supports strong hooves and connective tissues such as tendons. Biotin is highly palatable and easy to feed.
Chasteberry (Mad Barn)
Chasteberry powder supports mood balance in mares and aggressive horses. Chasteberry supplementation may support the normal function of the pituitary gland.
Copper (Mad Barn)
Copper is an essential mineral in horses' diets. Copper is often supplemented with Zinc to help balance high-iron hay. Copper is involved in healthy skin and bone development.
DL-Methionine (Mad Barn)
Methionine is an essential amino acid that is important for maintaining healthy tendons, ligaments, and hooves. Growing horses and horses who are in heavy exercise have a higher demand for methionine and would benefit from supplementation.
Jiaogulan (Mad Barn)
Jiaogulan powder supports circulation, muscle function, and respiratory health in horses. Jiaogulan has been shown to increase blood flow to horses' hooves.
L-Lysine (Mad Barn)
Lysine is an essential amino acid that is important for forming strong collagen bonds. Lysine is the most commonly deficient amino acid in equine diets.
MagneChrome (Mad Barn)
MagneChrome from Mad Barn (formerly sold under the name IR Supplement) is a magnesium and chromium supplement for IR Horses. This supplement provides antioxidant and anti-inflammatory support which is critical for horses with metabolic conditions such as insulin resistance, laminitis and Cushing’s Syndrome
Magnesium Oxide (Mad Barn)
Magnesium Oxide is a concentrated source of mineral magnesium that can be added to equine diets. Magnesium supplementation has been shown to have a calming effect in nervous horses, as well as support proper muscle function.
Manganese Proteinate (Mad Barn)
Manganese Proteinate by Mad Barn is a mineral supplement designed to support bone and joint health
Milk Thistle (Mad Barn)
Milk Thistle has potent anti-oxidant and anti-inflammatory effects for horses. Milk Thistle supplementation may help support liver function and detoxification.
Monosodium Phosphate (Mad Barn)
Monosodium Phosphate is a highly bioavailable source of phosphorus commonly used as an equine supplement. Phosphorus is considered an important component for metabolic function. Adult horses require 17 grams of phsophours a day.
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.
Natural E/Organic Se (Mad Barn)
Natural E/Organic Se is a pelleted supplement providing organic Selenium yeast and natural Vitamin E. These two nutrients are important antioxidants that support muscle function and anti-inflammatory pathways.
Natural Vitamin E (Mad Barn)
Natural Vitamin E from Mad Barn is a powdered Vitamin E supplement for horses. Vitamin E is essential for immune function, exercise recovery, neurological health and cardiovascular health in horses.
NOCR (Mad Barn)
Mad Barn's NOCR is a respiratory supplement intended to help with lung health and function. It contains antioxidants and is also meant to assist with performance, cardiovascular health and immune function.
Omneity P – Pellets – Vitamin & Mineral Supplement (Mad Barn)
Omneity Pellets is a balanced mineral and vitamin supplement for horses in a palatable pellet form. It provides 100% organic trace minerals, complete B-vitamin fortification, added Vitamin E, yeast and digestive enzymes.
Omneity Premix – Vitamin & Mineral Supplement (Mad Barn)
Omneity Premix is a balanced mineral and vitamin supplement for horses providing 100% organic trace minerals, complete B-vitamin fortification, added Vitamin E, yeast, and digestive enzymes.
Optimum Digestive Health Pellets (Mad Barn)
Optimum Digestive Health from Mad Barn is a probiotic and prebiotic supplement designed to support hindgut health in the horse. It helps to maintain a stable microflora and promote immune health.
Optimum Probiotic (Mad Barn)
Mad Barn's Optimum Probiotic is a pure 5-strain probiotic supplement in a powdered format. It provides 20 billion CFU per serving of L. acidophilus, L. fermentum, L. casei, L. plantarum, and L. farciminis.
Performance XL: Electrolytes (Mad Barn)
Performance XL: Electrolytes by Mad Barn is a scientifically formulated equine electrolyte supplement designed to support athletic performance and workout recovery. It contains an ideal blend of natural minerals and vitamins to promote hydration status and muscle function.
Psyllium (Mad Barn)
Psyllium by Mad Barn is a powdered psyllium supplement that supports digestion and gut health in horses. It absorbs water in the digestive tract, helping support normal gut motility and manure consistency, and is beneficial for horses exposed to sandy conditions, environmental stress, or dietary changes.
Spirulina (Mad Barn)
Spirulina platensis is a blue-green algae that is rich in protein, fatty acids, vitamins, and minerals. Spirulina provides nutritional support for the skin, respiratory function, and immune system in horses.
Three Amigos (Mad Barn)
Three Amigos is an equine essential amino acid supplement containing lysine, methionine, and threonine in a 5:3:2 ratio. These are the three most common limiting amino acids in the horse's diet.
Threonine (Mad Barn)
Threonine is an essential amino acid that is required to be supplied in equine diets as it cannot be synthesized endogenously. Threonine supplementation may improve nutrient absorption.
Trace Mineral Pak (Mad Barn)
Trace Mineral Pak from Mad Barn is a balanced equine supplement providing 100% organic (chelated) trace minerals. Ingredients include selenium, zinc, copper, and manganese.
Visceral+ (Mad Barn)
Visceral+ by Mad Barn is a pelleted supplement to be used for horses with gastric health concerns. It is designed to maintain stomach and hindgut health and to support the immune system.
w-3 Oil (Mad Barn)
w-3 Oil by Mad Barn is an essential fatty acid supplement fortified with the omega-3 DHA and natural Vitamin E. W-3 Oil helps to support joint health, coat quality, cardiovascular health and weight maintenance.
Zinc (Mad Barn)
Zinc is a major component of skin and hair, and supports normal growth and tissue health. Zinc is a structural component of many enzymes involved in immune function, nervous system function, and protein synthesis.
RaceOn Clean Wind (NAF Equine)
RaceOn Clean Wind by NAF Equine is a liquid horse supplement that is intended to support respiratory health, immunity, and aerobic capacity. It includes antioxidants and herbal extracts that are meant to maintain the immune system.
RaceOn Gastro Form (NAF Equine)
RaceOn Gastro Form by NAF Equine is a powdered gut supplement that is intended to support stomach acid, protect the stomach wall, and provide pre- and probiotics for gut function.
RaceOn Muscle Power (NAF Equine)
RaceOn Muscle Power by NAF Equine is a liquid horse supplement that uses an amino acid formula intended to provide the building blocks for healthy muscle development. It is meant for muscle health and performance in racehorses.
RaceOn Sound Joints & Bones (NAF Equine)
RaceOn Sound Joints & Bones by NAF Equine is a powdered joint supplement that is intended to support soundness and flexibility as well as strong joints and bones. It includes nutrients such as glucosamine, chondroitin and MSM.
RaceToday (Vetline)
This supplement from Vetline is meant to assist horses that experience bleeding of the lungs. It includes vitamins and minerals to help with training.
Racing Formula (DAC)
Racing Formula by DAC is a vitamin and mineral supplement designed for high performance horses. It is formulated with trace minerals, Vitamin E , biotin and probiotics.
Rapid Flex (Manna Pro)
Rapid Flex from Manna Pro is a joint supplement that contains a blend of glucosamine, chondroitin sulphate, hyaluronic acid, and various herbs.
Rapid Gain (McMillan Equine Feeds)
Rapid Gain by McMillan Equine Feeds is a complete feed intended to support muscle development and body condition in all horse types.
Ration Balancer Original (Lifeline)
Ration Balancer Original by Lifeline is a grain-free pelleted supplement intended for horses who are sensitive to carbohydrates.
Ration Balancer Pellets (Ritchie Smith – Harmony)
Ration Balancer Pellets from Ritchie Smith's Harmony is a low starch, low sugar product that is a source of protein. It can be supplied to any horse and can help meet protein requirements when forage doesn't.
Re-Covery Mash (Saracen Horse Feeds)
Re-Covery Mash is a supplement intended to rehydrate and help recovery in performance horses after travel or exercise. This feed contains electrolytes and vitamin E.
Re-Inforcer EQ (MVP)
Re-Inforcer EQ by MVP is a pelleted supplement that intends to support joints, cartilage and connective tissue. It contains zinc, manganese and copper that intends to provide antioxidant support.
Re-Leve Mix (Bluegrass Horse Feed)
Re-Leve is a mixed feed intended to support gut health for horses and ponies of all ages and work levels. Ideal for horses prone to colic, tying up, and ulcers. It contains 12% protein, 10.9% fat, and 16% fibre.
Re-Lite Cube (Bluegrass Horse Feed)
Re-Lite Cube is a pelleted feed intended for horses with metabolic issues. This feed supports gastrointestinal health through the inclusion of prebiotics and yeast cultures. It is ideal for horses and ponies in light to moderate work.
Re-Solve Cube (Bluegrass Horse Feed)
Re-Solve Cube is a pelleted feed ideal for horses and ponies suffering from metabolic disease, colic, tying up, and ulcers. It is also suitable for horses and ponies in moderate to heavy work. This feed supports gut health.
Reasons (Buckeye)
Buckeye REASONS™ Joint Support Treats is an equine supplement in a palatable treat format that provides glucosamine, chondroitin sulfate, and MSM. These treats are intended for all horses and ponies.
Rebalance Horse Block (Barastoc)
Rebalance Horse Block from Barastoc is a protein and mineral supplement in a block form. It is made for pastured horses to balance nutrients.
ReBuild (Pryde’s EasiFeed)
ReBuild by Pryde's EasiFeed is a pelleted supplement intended to help build topline and condition in all horse types.
Recharge (Doctor’s Choice Supplements)
Recharge by Doctor's Choice Supplements is an electrolyte supplement intended to replace minerals and vitamins after exercise and heat waves.
Recover Aid (Equine Premium) – Discontinued
Recover Aid by Equine Premium is a discontinued supplement that was intended to help the recovery process after intense work, surgery, or viral/bacterial infections.
Recover AXT (Cox Vet Lab)
Recover AXT is a antioxidant supplement intended to help support recovery after exercise and support normal lactic acid levels.
Recovery (Vita Flex)
Vita Flex Recovery is an equine supplement intended to support post-exercise recovery. It contains amino acids, B-vitamins, and electrolyte ingredients.
Recuperate (Hygain)
Recuperate from Hygain is a supplement for horses that is intended to provide B vitamins and electrolytes. It is meant to help with exercise, muscle function, and hydration.
Red Cal GROW (Natural Horse Vet)
Red Cal GROW by Natural Horse Vet is a granular supplement with added biotin, lysine, and methionine. It is intended for all life stages of horses and other livestock. It provides salt, minerals, and electrolytes.
Red Cal Hi-MAG (Natural Horse Vet)
Red Cal Hi-MAG by Natural Horse Vet is a granular supplement with added magnesium oxide that is intended for all life stages of horses and other livestock. It provides salt, minerals, and electrolytes.
Red Cell (Iron Rich Supplement)
Red Cell® is a liquid vitamin-iron-mineral supplement for horses that are iron deficient. Each serving provides 300 mg of chelated iron. It includes B-complex vitamins to help support immune health.
Red Power (Golden Horseshoe)
Red Power from Golden Horseshoe is a liquid supplement that is iron rich. It also contains vitamins and minerals that is meant to meet requirements of horses. Iron can help with blood health involving oxygen delivery and nutrient uptake.
Redglo (Farnam)
Farnam Redglo is a liquid vitamin and mineral supplement for horses. It is marketed as an iron-rich multivitamin supplement.
Redmond Real Salt
Redmond Real Salt is an unrefined sea salt containing elevated levels of trace minerals. Horses at maintenance typically need 30 grams of salt per day to meet sodium requirements.
Refit (Excel Equine Feeds)
Refit by Excel Equine Feeds is a pelleted supplement intended to support digestive health, muscle recovery, energy metabolism and immunity in performance horses.
Refuel Gel (Foran Equine)
Refuel Gel from Foran Equine is intended for performance horses. This supplement is meant to support rehydration, protein use, energy use, and muscle recovery.
Refuel Liquid (Foran Equine)
Refuel Liquid from Foran Equine is intended for performance horses. This supplement is meant to support rehydration through the addition of electrolytes.
Regain (Hygain)
Regain from Hygain is an electrolyte supplement. It is meant to help hydrate horses after exercise and sweating to assist with muscle health.
Regen-X (100 X Equine)
Regen-X from 100 X Equine is an amino acid supplement intended for performance horses. Regen-X is intended to build muscle tone and support recovery after exercise.
Regenerex (Basic Equine Nutrition)
Regenerex is a joint and inflammation supplement from Basic Equine Nutrition. It is composed of MSM, Glucosamine, Calcium, Magnesium, Grape Seed Extract, Boswellia Extract, and Manganese.
ReitHoof Advanced Hoof Support (HorseTech)
ReitHoof Advanced Hoof Support from HorseTech is a pelleted hoof supplement that has an alfalfa meal base. It contains minerals, vitamins, and amino acids.
Rejuvenaide Max Liquid (ProElite)
Rejuvenaide Max Liquid by Pro Elite is a liquid supplement formulated to support optimal joint and muscle development in growing horses.
Rejuvenaide Max Pellets (ProElite)
Rejuvenaide Max by ProElite is a pelleted supplement intended to support the joint and tendon development in foals and growing horses.
Relyne GI (Resolvet)
Relyne GI is a liquid digestive supplement containing hyaluronan and beta-glucan. Hyaluronan, otherwise known as hyaluronic acid is found in connective tissue, while beta-glucan is a form of soluble fibre.
ReLyte (Enviro Equine)
ReLyte by Enviro Equine is a supplement intended to support muscle function, energy metabolism and promote recovery following strenuous exercise in horses. It is formulated for horses in hard work or horse that are travelling.
Remission Hoof Supplement (AniMed)
Remission Hoof Supplement is an equine supplement composed of amino acids, vitamins and minerals to support hoof health. It provides 20 mg of biotin per serving.
Renew Gold (Manna Pro)
MannaPro Renew Gold is a stabilized rice bran supplement with CoolStance® coconut meal, flaxseed, and yeast. This high-fat (17%) feed provides caloric energy without excess sugars and starches.
Renew Gold Senior (Manna Pro)
Renew Gold Senior from Manna Pro is an extruded pellet that combines stabilized rice bran, CoolStance® Coconut Meal, ground peas, and stabilized ground whole flax. It also contains added glucosamine and chondroitin sulphate for joint support.
Renew Gold Xtra (The Phoenix Company)
Renew Gold Xtra by The Phoenix Company is a joint and gut health supplement formulated for performance horses and active seniors. It provides cool, steady energy while supporting optimal digestive function.
Renewal (Purica)
Purica Equine Renewal is a joint health supplement for horses containing glucosamine, MSM, TMG, vitamin C and magnesium. It is advertised to aid in pain relief and support movement.
Repair Daily Formula (Red Hot Equine Aminos)
Repair Daily Formula by Red Hot Equine Aminos is a powdered supplement formulated with amino acids, trace minerals, and electrolytes. It is specifically designed to support muscle recovery in horses.
Rescue Aid (DAC)
Rescue Aid by DAC is a powdered supplement designed to support gut health and immune function in horses. It is formulated with probiotics to help maintain a healthy digestive system.
Rescue Aid Paste (DAC)
Rescue Aid Paste by DAC is a gut-health supplement formulated to support hindgut function in horses. It contains probiotics to help maintain a healthy digestive environment.
Resist + Vit C (Cavalor)
Resist + Vit C by Cavalor is a powdered immune support supplement formulated with herbs and antioxidants to enhance the horse's natural defenses. It is ideal for horses that travel frequently or are regularly exposed to other horses.
Resolve (Dunstan)
Resolve by Dunstan is a low starch feed intended to meet the nutrient requirements of horses and provide joint support.



















