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.
UltraCruz Equine Antioxidant (Santa Cruz Animal Health)
UltraCruz Equine Antioxidant is a pelleted vitamin and mineral supplement for horses. It provides the antioxidants selenium, vitamin C and vitamin E to potentially protect cells from oxidative damage.
UltraCruz Equine Appetite Support (Santa Cruz Animal Health)
UltraCruz Equine Appetite Support Supplement is a pelleted supplement intended to increase appetite and support digestive health. It provides 30 billion CFU of probiotics and prebiotics, as well as 2 grams of L-glutamine per serving (56 grams). It can be fed to stressed horses and weanlings.
UltraCruz Equine BCAA (Santa Cruz Animal Health)
UltraCruz Equine BCAA is a pelleted supplement that supplies the branched-chain amino acids leucine, isoleucine and valine, as well as glutamine. BCAAs are fed to horses to support muscle function and exercise performance.
UltraCruz Equine Bio-Absorb (Santa Cruz Animal Health)
UltraCruz Equine Bio-Absorb Supplement is a montmorillonite clay supplement for horses available as a powder or a paste. It is intended to support gut flora and bowel health.
UltraCruz Equine Calming Supplement (Paste) (Santa Cruz Animal Health)
UltraCruz Equine Calming Supplement by Santa Cruz Animal Health is formulated to encourage relaxation in horses that are tense or anxious. The recommended dose is two syringes of paste per day. This supplement contains several B-vitamins, along with magnesium, calcium and the amino acid theanine.
UltraCruz Equine Calming Supplement (Pellets) (Santa Cruz Animal Health)
UltraCruz Equine Calming Supplement is intended to be fed to nervous or stressed horses, to encourage focus and relaxation. It contains calcium, magnesium, theanine (an amino acid), and several B-vitamins. The pelleted version also contains rice bran and flaxseed, and is intended to be fed at 120 grams per day.
UltraCruz Equine Chondroitin Sulfate (powder) (Santa Cruz Animal Health)
UltraCruz Equine Chondroitin Sulfate Powder is a joint health supplement for horses. It supplies 3.5 grams of chondroitin sulfate per serving and is intended for performance, working, and senior horses.
UltraCruz Equine Chromium Yeast (Santa Cruz Animal Health)
UltraCruz Equine Chromium Yeast Supplement provides 4 mg of trace mineral chromium per serving in a powdered or pelleted form. Supplementing chromium may support normal blood sugar levels in horses.
UltraCruz Equine Electrolyte (paste) (Santa Cruz Animal Health)
UltraCruz Equine Electrolyte Paste is an oral supplement designed to replace minerals that horses lose in sweat while exercises. It provides sodium, magnesium, calcium and trace minerals in a glycerin-based paste.
UltraCruz Equine Electrolyte (powder) (Santa Cruz Animal Health)
UltraCruz Equine Electrolyte is a powdered supplement designed for performance and working horses to replace the electrolyte minerals lost in sweat. It contains sodium, magnesium, calcium, and trace minerals.
UltraCruz Equine Electrolyte Plus (Santa Cruz Animal Health)
UltraCruz Equine Electrolyte Plus is a pelleted supplement for exercising horses. This flax-based pellet contains salt, calcium, potassium and magnesium to replace electrolytes lost in sweat.
UltraCruz Equine Flax Oil Blend (Santa Cruz Animal Health)
UltraCruz Flax Oil Blend is a soybean and flax oil blend designed for horses that require additional calories or fat to support coat quality. It is a source of omega-6 and omega-3 fatty acids.
UltraCruz Equine Garlic Flakes (Santa Cruz Animal Health)
UltraCruz Equine Garlic Flakes provides 10 grams of dehydrated garlic flakes per serving. Garlic is purported to support respiratory health and the immune system in horses.
UltraCruz Equine Glucosamine Sulfate (pellet) (Santa Cruz Animal Health)
UltraCruz Equine Glucosamine Sulfate pellet is a joint health supplement for horses. It supplies 8.5 grams of glucosamine sulfate per 56-gram serving. This supplement can be beneficial for senior, performance, and growing horses.
UltraCruz Equine Glucosamine Sulfate (powder) (Santa Cruz Animal Health)
UltraCruz Equine Glucosamine Sulfate powder is a joint health supplement for horses. It supplies 8.5 grams of glucosamine sulfate per serving, which can support joint health in senior, working, and performance horses.
UltraCruz Equine Iron Charge Plus (Santa Cruz Animal Health)
UltraCruz Equine Iron Charge Plus is a pelleted iron supplement for horses. It contains ferrous gluconate as well as other vitamins and minerals. Most horses exceed iron requirements in the diet and do not need to be supplemented.
UltraCruz Equine Joint Supplement (Santa Cruz Animal Health)
UltraCruz Equine Joint Supplement is a soy-free joint formula for horses. It contains chondroitin sulfate, glucosamine, hyaluronic acid, and MSM. This supplement is designed to support joint, tendon, and ligament health.
UltraCruz Equine Lysine (Pellet) (Santa Cruz Animal Health)
UltraCruz Equine Lysine is a pelleted supplement containing 5 grams of the amino acid lysine per serving. Lysine is the amino acid that is most commonly deficient in equine diets.
UltraCruz Equine Lysine (Powder) (Santa Cruz Animal Health)
UltraCruz Equine Lysine is a powdered supplement that provides 5 grams of the amino acid lysine per serving. Lysine is the amino acid that is most commonly deficient in equine diets.
UltraCruz Equine Metabolic Support (Santa Cruz Animal Health)
UltraCruz Equine Metabolic Support Supplement is intended to help horses maintain healthy blood glucose levels. It provides 4g of magnesium and 5 mg of chromium per serving (124 g). It is a pelleted formula containing alfalfa meal and flax seed.
UltraCruz Equine MSM (Powder) (Santa Cruz Animal Health)
UltraCruz Equine MSM powder is a joint health supplement for horses. It supplies 21 grams of MSM per serving. MSM is a source of organic sulfur, which plays an important role in connective tissue.
UltraCruz Equine Natural Vitamin E (Santa Cruz Animal Health)
UltraCruz Equine Natural Vitamin E is a powdered single-ingredient supplement for horses providing 4000 IU of natural Vitamin E per serving. This supplement supports the immune system and neuromuscular function in horses of all breeds and working classes.
UltraCruz Equine Potency (Santa Cruz Animal Health)
UltraCruz Equine Potency Supplement is a liquid formula for breeding stallions. It provides agal DHA, vitamin E, and flaxseed oil. It is intended to increase sperm count and support sperm health.
UltraCruz Equine Probiotic (Santa Cruz Animal Health)
UltraCruz Equine Probiotic by Santa Cruz is a probiotic and prebiotic supplement for horses intended to support a healthy digestive tract. The pelleted version supplies 30 billion CFU/serving (28 grams), and the powder version supplies 450 million CFU/serving (15 grams).
UltraCruz Equine Probiotic Paste (Santa Cruz Animal Health)
UltraCruz Equine Probiotic Paste Supplement provides 200 million CFU (per 15 mL serving) of probiotics and prebiotics meant to support healthy digestive function. It is intended for horses or foals experiencing stress from dietary changes, antibiotics, and/or exercise.
UltraCruz Equine Pure Psyllium (Santa Cruz Animal Health)
UltraCruz Equine Pure Psyllium provides 100 g of psyllium husk per recommended dose (100 g). Psyllium husk supports gut health in horses. It is often supplemented to horses on sandy pastures to reduce the risk of sand colic.
UltraCruz Equine Pure Wheat Germ Oil (Santa Cruz Animal Health)
UltraCruz Pure Wheat Germ Oil is a fat supplement intended for horses that need to gain weight or that need more fat in the diet. It contains oil extracted from wheat germ, a source of omega-6 and omega-3 fatty acids.
UltraCruz Equine Selenium (Pellet) (Santa Cruz Animal Health)
UltraCruz Equine Selenium is a pelleted supplement that provides 2.4 mg of organic selenium per serving. Selenium is an antioxidant that can protect cells from oxidative stress.
UltraCruz Equine Senior Joint Supplement (Santa Cruz Animal Health)
UltraCruz Equine Senior Joint Supplement is a pelleted joint supplement containing glucosamine, MSM, chondroitin sulfate, and hyaluronic acid. This supplement can support the structural integrity of joints and connective tissue.
UltraCruz Equine Skin and Allergy Supplement (Pellet) (Santa Cruz Animal Health)
UltraCruz Equine Skin and Allergy Supplement is a pelleted supplement for horses, intended to reduce skin irritations caused by allergens. It contains the omega-3 fatty acid DHA, quercetin and calf thymus protein.
UltraCruz Equine Skin and Allergy Supplement (powder) (Santa Cruz Animal Health)
UltraCruz Equine Skin and Allergy Supplement is a powdered supplement intended to support the immune system of horses. It is formulated with the omega-3 fatty acid DHA, quercetin, and calf thymus protein to reduce reactions to allergens.
UltraCruz Equine Skin and Coat Supplement (Santa Cruz Animal Health)
UltraCruz Equine Skin and Coat Supplement is a vitamin supplement for horses. This alfalfa- and soy-based product can supply several nutrients important for skin and coat quality, including vitamin E and B-vitamins.
UltraCruz Equine Sperm Motility (Santa Cruz Animal Health)
UltraCruz Equine Sperm Motility by Santa Cruz Animal Health is a pelleted supplement formulated for breeding stallions. It contains L-carnitine, alpha-lipoic acid (an antioxidant), and vitamin E. It is intended to support sperm motility and health.
UltraCruz Equine Vitamin B-12 (Santa Cruz Animal Health)
UltraCruz Equine Vitamin B-12 is a pelleted supplement that provides 4 mg of cobalamin (vitamin B 12) per serving. This vitamin can support appetite and exercise performance.
UltraCruz Equine Weight Gain (Santa Cruz Animal Health)
UltraCruz Equine Weight Gain is a fat supplement intended for horses needing to gain weight. This liquid supplement contains flax oil and natural vitamin E (1,000 IU per ½ cup serving). It also supplies omega-3 fatty acids, which can benefit skin and coat health.
UltraCruz Equine Wellness Performance Supplement (Santa Cruz Animal Health)
UltraCruz Equine Wellness Performance Supplement is formulated to supplement vitamins and minerals, antioxidants, and fatty acids to the horse’s diet. This includes zinc, copper, and Vitamin E. It supplies 2 mg of biotin per serving (136 g).
UltraCruz Equine Wellness/Joint Care Supplement (Santa Cruz Animal Health)
UltraCruz Equine Wellness/Joint Performance Supplement contains select vitamins and minerals, antioxidants, and fatty acids. It also provides glucosamine, MSM, chondroitin sulfate, and hyaluronic acid for additional joint support.
UltraCruz Equine Wheat Germ Oil Blend (Santa Cruz Animal Health)
UltraCruz Pure Wheat Germ Oil Blend contains a mixture of soybean and wheat germ oil. It is a source of omega-6 and omega-3 fatty acids. This oil blend can support coat and skin health.
UltraCruz Equine Zeolite Silicon (Santa Cruz Animal Health)
UltraCruz Equine Zeolite Silicon is a silicon supplement for horses. It is purported to support joint and bone health for performance horses, racehorses, and senior horses. It contains Zeolite, which is a highly bio-available natural form of Silicon.
UltraCruz Foal Advanced Probiotic Paste (Santa Cruz Animal Health)
UltraCruz Foal Advanced Probiotic Paste is intended for use in newborn to weaned foals. It contains probiotics (Lactobacillus rhamnosus), yeast (Saccharomyces cerevisiae), L-glutamine, and digestive enzymes (lactase and amylase) blended in flaxseed oil.
UltraCruz Mineral Oil Light (Santa Cruz Animal Health)
UltraCruz Mineral Oil Light is a veterinary laxative for horses, sometimes used as a partial treatment of impaction colic. Mineral oil is indigestible by horses and reduces the re-absorption of water, creating a laxative effect. Mineral oil can decrease the digestion and absorption of fat-soluble vitamins and should not be used long-term.
UltraCruz Multi-Oil Blend (Santa Cruz Animal Health)
UltraCruz Multi-Oil Blend is a fat supplement containing soybean, flax, and salmon oil. This oil is designed for horses, dogs, and livestock and provides added vitamin E, A, and D.
UltraCruz Psyllium Fiber Supplement (Santa Cruz Animal Health)
UltraCruz Psyllium Fiber® Supplement contains psyllium husk and is designed to promote a healthy digestive tract. It is formulated with molasses, contains no added minerals or vitamins and is designed to deliver 100 grams of psyllium husk per serving.
ULZERless Pellets (Formula 707)
ULZERless Pellets from Formula 707 is a pelleted supplement intended to support stomach health and digestion. It is meant for horses prone to ulcers.
UN-LOCK Race Performance Powder (BRL Equine)
UN-LOCK Equine Race Performance Powder is a muscle supplement containing branched-chain amino acids, vitamins, and electrolytes. It is a source of the amino acids L-valine, L-leucine, L-isoleucine, l-glutamine, L-arginine, and L-carnitine.
Ungulate (St.Hippolyt)
Ungulate by St.Hippolyt is a pelleted supplement intended to support hoof health in horses.
UniFlex – Glucosamine HCL (Golden Horseshoe)
UniFlex is a Glucosamine hydrochloride supplement for horses formulated to support joint health and mobility. A 25-gram serving provides 2125 mg of Glucosamine HCL.
Uveitis Formula (The Equine Edge)
Uveitis Formula from Total Horse Health is a powdered supplement intended for horses with uveitis. This supplement contains jalapeno, turmeric and echinacea which are intended to manage symptoms of uveitis in horses.
Vegetable Herbal Minerals (St.Hippolyt)
Vegetable Herbal Minerals by St.Hippolyt is a pelleted supplemented intended for pregnant, lactating and young horses.
Vermont Blend (Custom Equine Nutrition)
Vermont Blend by Custom Equine Nutrition is a supplement intended to balance out the deficiencies when a horse is solely fed grass hay. It contains amino acids, biotin and minerals such as copper and magnesium.



















