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.
Vitamin E-5000 (HorseTech)
Vitamin E-5000 by HorseTech is a Vitamin E supplement. It contains 5000 IU of synthetics vitamin E per ounce.
Vitamin E, Selenium and Zinc (Peak Performance Nutrients)
Vitamin E, Selenium & Zinc by Peak Performance Nutrients is a powdered vitamin and mineral horse supplement containing antioxidants to help protect against free radical damage and support the immune system and cellular health.
Vitamin E/C (Stride Animal Health) – [Discontinued]
This supplement from Stride Animal Health provides antioxidants by containing vitamin E and vitamin C. This assists the body in maintaining healthy tissues and cells and increasing immunity.
Vitamin E+ (Equine Choice)
Vitamin E+ by Equine Choice is a highly concentrated pellet form of Vitamin E. Each 10g scoop contains 2,500 IU of natural Vitamin E.
Vitamin Multi (Krafft)
Vitamin Multi is a liquid supplement intended to help maintain a horse's overall health. It is designed for performance horses, and broodmares.
Vitamin Multi Pellets (Krafft)
Vitamin Multi Pellets by Krafft is intended to be used as a general supplement for all-around health of horses and ponies. It contains Vitamin A, B, C, D3, E, and K3.
VitAmino (Cavalor)
VitAmino by Cavalor is a pelleted protein balancer intended to help build muscle mass in horses.
Vitamins & Minerals Grass (Equine Challenge)
Vitamins & Minerals Grass from Equine Challenge is an equine supplement formulated for horses on grass diets. Vitamins & Minerals Grass is intended to assist in healthy coat and hoof growth. This supplement is formulated with flaxseed, added vitamins, minerals, and probiotics.
Vitamor Performance Supplement for Multi-Species (DuMor)
Vitamor by DuMor is a multi-species performance supplement providing support for growth, energy, coat health, and overall digestion. Vitamor is a source of protein and energy for equine diets.
VitaStance (Stance EquiTec)
VitaStance from Stance EquiTec is a powdered supplement that contains vitamins, minerals, and amino acids. It is meant for any horse and can help with general health.
Vitatude (Hestevard)
Vitatude by Hestevard is a liquid vitamin and mineral supplement intended to promote overall health in all horses and pony types.
Vitatude +Protein (Hestevard)
Vitatude +Protein by Hestevard is a multivitamin and protein supplement intended to help build muscle and support muscle function.
Vitatude Senior (Hestevard)
Vitatude Senior by Hestevard is a liquid mineral and vitamin supplement intended to support overall health in senior horses and ponies.
Vitex Agnus-Castus (Equestrizone)
Vitex Agnus-Castus from Equestrizone is an herbal supplement for horses intended to provide support for hormone balance and moodiness in mares. This supplement is composed of Agnus Castus berries, also known as chastetree berries.
VMZ-25 Multi-Vitamin (Hestevard)
VMZ-25 Multi Vitamin by Hestevard is a vitamin and mineral supplement intended for horses and ponies requiring a low sugar diet.
VTM 20 – Pellet (Masterfeeds)
Masterfeeds VTM 20 is a pelleted high protein vitamin-mineral supplement that can be fed alone or in conjunction with complete feeds. It is formulated for horses fed lower protein hay or those in moderate to high-intensity work.
WaterWerks (HorseTech)
WaterWerks from HorseTech is a supplement that is meant to provide digestive support and is meant for horses with free fecal water syndrome or leaky gut syndrome. It contains live yeast and bacteria for gut health.
WB100 (McCauley’s Equine Formulas)
WB100 is a high-energy pelleted feed for performance horses that contains vegetable oil as a source of added fat. It provides additional calories without excessive protein. It was also designed to support gut health.
Weight Booster (DuMor)
Weight Booster by DuMor is a high caloric supplement formulated to provide extra calories required for body condition and equine performance.
Weight Booster High-Calorie Supplement (Agrimaster)
Weight Booster High-Calorie Supplement by Agrimaster is a high-calorie supplement intended to support weight gain and coat condition in all classes of horses.
Weight Gain Mix (Allen & Page)
Weight Gain Mix from Allen & Page is intended for hard keepers that are having difficulty maintaining or gaining weight. This feed contains micronized cereal grains which are meant to improve digestibility.
Weight GainPro Powder (Horse Logic Pro)
Weight GainPro Powder from Horse Logic Pro is a fat supplement intended for horses. Weight GainPro Powder is intended to support healthy weight in horses.
Weight-Up (AniMed)
Weight-Up from AniMed is a supplement meant to help horses gain weight, and maintain an optimal weight. It contains calories and fat while also supporting a healthy digestive system. It also has yeast included.
Wellness Grow Right (Seminole)
Wellness Grow Right® is a textured feed targeted to horses of all life stages. It is composed of digestible fiber sources such as soyhulls and beet pulp. It contains added vitamins, organic and inorganic trace minerals, and probiotics.
WellSolve L/S Concentrate (Purina)
Purina WellSolve L/S® Concentrate Horse Feed is a pelleted feed targeted to horses that require a low starch and sugar diet. It provides a maximum of 11% NSC from starch (7%) and sugar (4%).
WellSolve W/C Weight Control (Purina)
Purina WellSolve WC® is an extruded concentrate horse feed with a lower calorie density. It is designed to add fibre and nutrients to the diet with low fat content to support weight control.
WellSolve Well-Gel (Purina Mills)
WellSolve Well-Gel from Purina Mills is a concentrated source of protein, vitamins and minerals for horses. WellSolve Well-Gel is intended to support overall equine health.
WES Basic Crunch Pellets (St.Hippolyt)
WES Basic Crunch Pellets by St.Hippolyt is a supplement intended for sport and leisure horses who need additional energy without large amounts of sugar.
WES Bodyguard (St.Hippolyt)
WES Bodyguard by St.Hippolyt is a grain-free high protein pelleted supplement intended to support muscle growth in horses.
WES Energy Boost (St.Hippolyt)
WES Energy Boost by St.Hippolyt is an energy supplement made with linseed oil, germ oil and hemp oil. It is intended to support the immune system, as well as skin and coat of all horse types.
WES Protein Booster (St.Hippolyt)
WES Protein Booster by St.Hippolyt is a high protein supplement intended to support muscle growth in horses.
WES Sensitive Mash (St.Hippolyt)
WES Sensitive Mash by St.Hippolyt is an alfalfa, soy and grain-free supplement, intended to be fed 1-3 times a week to horses with a sensitive gastrointestinal tract.
West TM Hi-Boot Salt (Windsor Salt) -[Discontinued]
TM Hi-Boot Salt (West) is a now-discontinued trace mineralized salt in block or loose form that is designed to be fed free-choice to cows and horses. It provides zinc, iron, manganese, copper, iodine and cobalt.
Wheat Germ Oil Blend (Cox Vet Lab)
Wheat Germ Oil Blend is a liquid supplement intended to provide horses and ponies with Vitamin A, D, & E. Wheat Germ Oil can be beneficial for skin and coat health.
Wheat Germ Oil Plus (Select The Best)
Wheat Germ Oil Plus from Select The Best is a liquid supplement for horses which provides a source of omega-3 and omega-6 fatty acids to support healthy skin and coat. Wheat Germ Oil Plus is intended for horses needing extra calories.
Wheat Germ Soy Oil Blend (Golden Horseshoe)
Wheat Germ Soy Oil Blend by Golden Horseshoe is a liquid weight and coat supplement. It is formulated to be energy dense and contains essential vitamins and fatty acids.
Whoa (Doctor’s Choice Supplements)
Whoa by Doctor's Choice Supplements is a supplement intended for horses with limited exercise programs or on box rest. It is designed to help with a horse's focus and attitude.
Wholegain (Cavalor)
Cavalor's Wholegain is a balancer that is meant to provide cool energy, weight gain, and coat support. It contains vitamins, minerals, and omegas 3 and 6.
Wholesome Blends Balancer (Tribute)
Wholesome Blends Balancer is a soy-free ration balancer with 28% protein, 5% fat and less than 15% NSC. It is formulated with canola, flax, alfalfa, and sunflower meals as well as split peas for protein.
Wilson’s Cool Formula (Wilson Feeds)
Wilson's Cool Formula by Wilson Feeds is a granular, textured horse feed formulated to balance forage-based diets. It is soy-free and contains peas and alfalfa as protein sources.
Wind Aid (Hawthorne Products)
Wind Aid by Hawthorne Products is an equine respiratory health supplement designed to relieve coughs, throat irritation, allergies, and wind problems. It is a glycerin-based paste that is administered via syringe.
Winning Touch E-Z Hoof (Blue Seal) – [Discontinued]
Winning Touch E-Z Hoof is a pelleted hoof supplement providing 20 mg/LB of biotin as well as Vitamin E, selenium, chelated manganese, zinc, and copper.
Winning Touch Mixed Hay Min-A-Vite (Blue Seal) – [Discontinued]
Winning Touch Mixed Hay Min-A-Vite is a now discontinued concentrated, granular mineral and vitamin supplement intended for horses fed mixed grass/legume hay or pasture. It is meant for horses on a low grain ration.
X-Factor (Advantage Edge)
X-Factor by Advantage Edge is designed to be a reproductive and performance supplement. It contains 14.2% protein, 14.1% fat, and 11% fibre.
Xcelerace (Seminole)
Seminole Xcelerace is a textured feed for performance horses providing 8% fat and 26% NSC. Energy sources include oats, beet pulp, cracked corn, soybeans and cane molasses.
Xcelerator (Advantage Edge)
Xcelerator by Advantage Edge is a supplement designed to support performance horses. It contains 15.2% protein, 18.6% fat, and 9.8% fibre.
XL-ENT Foal Pellets (Bluegrass Horse Feed)
XL-ENT Foal Pellets is a milk pellet intended for foals up to 8 months of age. Specifically, it is meant for orphaned foals, foals not receiving enough milk, and those needing extra supplementation.
XPC Yeast Culture (Diamond V)
Diamond V® XPC is a feed additive and microbial fermentate product that supports the immune system and performance. It is based on a Saccharomyces cerevisiae yeast culture.
Xtrabalance Digestive Supplement (CEN)
CEN's Xtrabalance Digestive Supplement is meant to support horses' digestive health. It contains toxin binders, prebiotics and probiotics, and contributes to hindgut health by buffering pH.
Yea-Sacc (AniMed)
Yea-Sacc from AniMed contains only Yea-Sacc, a form of yeast. It is meant to support hindgut health, to maintain gut pH, and potentially contribute to reducing the risk of colic in horses.



















