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.
Power Pak Nitro (Peak Performance Nutrients)
Power Pak Nitro by Peak Performance Nutrients is a performance supplement containing a blend of herbs, amino acids, and minerals. It is indented to support the respiratory system during high levels of work.
Power Pak Surge (Peak Performance Nutrients)
Power Pak Surge by Peak Performance Nutrients is a powdered supplement that contains a blend of amino acids to promote recovery from exercise-induced muscle fatigue and soreness. This supplement also intends to support vascular health and maximize exercise capacity.
Power Quench Electrolyte Supplement (Strictly Equine)
Strictly Equine Power Quench is an electrolyte supplement that comes in both an apple and an orange flavour. It provides the major electrolyte minerals including sodium, chloride, potassium, calcium, and magnesium.
Power Up (Cox Vet Lab)
Power Up from Cox Vet Lab is a liquid equine supplement containing a blend of Gamma Oryzanol and Creatine. Power Up is cherry flavoured to improve palatability.
PowerHorse NCTM – Naturally Chelated Trace Mineral – (All Vet Supply)
Power Horse Naturally Chelated Trace Minerals is an equine supplement made with montmorillonite clay, a source of organic macro- and micro-minerals. This supplement can be fed to horses and ponies of any age or breed.
PowerPak (Pryde’s EasiFeed)
PowerPak by Pryde's EasiFeed is an extruded barley and soybean supplement intended for all horse types.
Pre Buff (DAC)
Pre Buff by DAC is a liquid gut-health supplement formulated for horses of all working classes. It contains key minerals and amino acids to help maintain a proper gut pH.
Pre-Fuel Liquid (Foran Equine)
Pre-Fuel Liquid from Foran Equine is intended for horses and ponies in heavy work or competition. This supplement is meant to support nutritional and energy requirements.
Prebiotic + Probiotic Granular (Equine Choice)
Equine Choice Prebiotics + Probiotics is a granular (powdered) supplement providing live encapsulated saccharomyces cerevisiae yeast, Bacillus bacteria, digestive enzymes and mannan-oligosaccharide (MOS). Available in a paste or in granular form.
Prebiotic and Probiotic Paste (Equine Choice)
Prebiotic and Probiotic Paste from Equine Choice contains live encapsulated saccharomyces cerevisiae yeast. The concentrated paste can assist gut microflora during acute periods of digestive upsets.
Prebiotic Ulsa-X Mash (Thunderbrook)
Prebiotic Ulsa-X Mash from Thunderbrook is a digestive supplement intended to support horses' gut microbiome. This supplement contains Jerusalem Artichoke which is intended to support gut health and function.
PreMare (Omega Alpha)
PreMare™ is intended as a hormone balancing supplement for horses, specifically for mares. It contains a blend of herbs including Bupleurum chinense (Chinese Throwax Root) and Paeonia lactiflora (White Peony Root) and Rehmannia glutinosa (Rehmannia Root).
Premium Blend Wheat Germ Oil (AniMed)
Premium Blend Wheat Germ Oil from AniMed is a source of vitamin E, antioxidants, and can help with body conditioning and coat quality. It also contains energy and fat.
Premium Cold-Pressed Camelina Oil Equine (Wild Gold)
Premium Cold-Pressed Camelina Oil Equine is a liquid supplement that contains DHA, which is meant to be an anti-inflammatory omega-3 fatty acid. This supplement also contains aloe vera.
Premium Formula (Black’s Feed Supplements) – [Discontinued]
Black's Premium Formula is a now-discontinued equine supplement with a low feeding rate containing a blend of vitamins, minerals, amino acids and electrolytes.
Premium Mineral Salt (Sea-90 Ocean Minerals)
Premium Mineral Salt by Sea-90 Ocean Minerals is an unrefined salt intended for use in livestock and horses.
Premium Mineral Salt with Garlic (Sea-90 Ocean Minerals)
Premium Mineral Salt with Garlic by Sea-90 Ocean Minerals is an unrefined salt with added garlic. It is intended to provide insect control in livestock and horses.
Premium MSM (Peak Performance Nutrients)
Premium MSM by Peak Performance Nutrients is a powdered supplement to support joint health in horses. It contains pure MSM, which intends to strengthen tendons, ligaments and joint tissues.
PreOx (HorseTech)
PreOx from HorseTech is a powdered antioxidant supplement. PreOx contains added vitamins, minerals and added flaxseed. This supplement is intended for horses who require additional antioxidants in their diet.
Prep ‘n’ Condition Mix (Gain Equine Nutrition)
Prep n' Condition Mix is a textured feed intended to promote weight gain. It contains 14% protein, 6.5% fat, and 8.5% fiber.
Prepare (Barastoc)
Prepare by Barastoc is a concentrate that is meant for young horses and broodmares or stallions to assist with preparing for breeding. It contains amino acids, minerals, vitamins, and antioxidants.
Prestige Horse Feed Supplement 33% (F.G. Edwards)
Prestige Horse Feed Supplement 33% by F.G. Edwards is a balanced protein, vitamin, and mineral supplement formulated for horses at all stages of life.
Prime Conditioning Mix (Bluegrass Horse Feed)
Prime Conditioning Mix is a highly digestible cereal based feed. It is intended for horses and ponies in moderate and heavy work. It is also suitable for senior horses and those needing to gain weight.
Prime Lyte (Prime Performance Nutrition)
Prime Lyte is a buffered electrolyte blend by Prime Performance Nutrition. It is intended to replace electrolytes lost in sweat.
Prime Osseticol (Dynavyte)
Prime Osseticol by Dynavyte is a supplement containing processed collagen, it is intended to support bones and joints in all horse types.
Primequine (Newmac Animal Feeds)
Primequine by Newmac Animal Feeds is a vitamin and mineral supplement intended to support overall health in horses.
Pro Balance (Bluebonnet Feeds)
Pro Balance by Bluebonnet is a comprehensive diet balancer formulated to correct vitamin and mineral deficiencies commonly found in forage-only diets for horses. It also includes yeast, probiotics, and digestive enzymes to support optimal gut health and nutrient absorption.
Pro Digest Balancer (Horslyx)
Pro Digest Balancer from Horslyx is designed to support gut health in horses and ponies. This balancer contains seaweed and bark as a source of mucilage. Licking the product supports saliva production, which can help buffer stomach acidity.
Pro Lyte Powder (Uckele)
Pro Lyte Powder is the powdered electrolyte supplement, similar in formulation to Liqui Lyte. It supplies calcium, sodium, chloride, magnesium, and potassium with maltodextrin to increase electrolyte absorption.
Pro Mare (MAC)
Pro Mare by MAC is a salt-limited supplement intended for lactating or dry mares on hay or pasture.
Pro Mare With Clarifly (MAC)
Pro Mare with Clarifly by MAC is a protein, vitamin and mineral supplement. It is intended to control the development of flies in the manure of dry and lactating mares.
Pro Performance Balancer (Spillers Feeds)
The Pro Performance Balancer from Spillers Feed is intended for performance horses. This feed is high in antioxidants such as Vitamins E and C, which support the horse's muscles, immunity, and respiratory health.
Pro RBC (Peak Performance Nutrients)
Pro RBC by Peak Performance Nutrients is a liquid iron-free supplement that contains a blend of herbs to support normal red blood cell values and health. It intends to promote red blood cell production in the bone marrow.
Pro-Biotic EQ Pellets (MVP)
Pro-biotic EQ Pellets by MVP is a pelleted gut supplement that contains probiotics and prebiotics that intend to support the digestive and immune system. It intends to aid in the digestion of fibre, protein, starches and sugars.
Pro-Weight Pellets (MVP)
Pro-Weight Pellets by MVP is a pelleted supplement for horses that intends to provide fat and probiotics to support healthy weight gain and body condition. It contains 60% fat from flax meal, soy meal and vegetable fat.
ProAmino (Equine Challenge)
ProAmino from Equine Challenge is a supplement containing amino acids and omegas 3 and 6. It is intended for growing, pregnant, or lactating horses and can assist with muscle health and recovery.
Probio Blend (Mare Magic)
Probio Blend by Mare Magic is a probiotic and digestive enzyme supplement in a ground flaxseed base. One gram of Probio Blend contains 13 billion CFU of yeast and 5 billion CFU of probiotics.
Probios Horse Soft Chews (Apple) (Chr. Hansen)
Probios Horse Soft Chews is a probiotic supplement in treat form for horses. Each 10 gram chew supplies a minimum of 150 million CFUs of probiotics (Bacillus subtilis and Bacillus licheniformis). The treats are apple-flavoured and sweetened with molasses and corn starch. It is recommended to feed 1-2 treats daily.
Probios Powder (Vets Plus, Inc.)
Probios Powder is a probiotic supplement with a guaranteed minimum concentration of 10 million Colony Forming Units (CFU) per gram. It includes the probiotic strains Lactobacillus plantarum, Enterococcus faecium, Lactobacillus casei, and Lactobacillus acidophilus.
Probiotic Paste (DAC)
Probiotic Paste by DAC is a gut-health supplement that provides a source of beneficial intestinal bacteria. Each tube delivers 1 billion CFU per gram of lactic acid–producing bacteria.
ProbioticWise (Wiser Concepts)
ProbioticWise is a concentrated source of prebiotics and probiotics for horses. ProbioticWise is intended to maintain a healthy population of bacteria within the gastrointestinal tract of the horse.
Procreatin 7 Active Dried Yeast (Phileo by Lesaffre)
Procreatin 7 is a proprietary strain of Saccharomyces cerevisiae yeast used as a probiotic supplement in livestock feeds. It supports fiber, starch, and protein digestion.
ProElite (ExcelEQ Supplements)
ProElite from ExcelEQ Supplements is a performance supplement that assists with recovery. It contains vitamin E and omegas 3, 6, and 9.
PROFEET Liquid (NAF Equine)
PROFEET Liquid from NAF Equine is intended for all horses and ponies at any work level. This supplement is meant to support hoof health and growth through the addition of biotin.
PROFEET Pellets (NAF Equine)
PROFEET Pellets from NAF Equine are intended for horses and ponies at all work levels. This pelleted supplement is meant to support hoof health.
PROFEET Powder (NAF Equine)
PROFEET Powder from NAF Equine is intended for all horses and ponies at any level of work. This supplement is meant to support overall hoof health through the addition of biotin and zinc.
Professional Farrier’s Choice Hoof Supplement (Vita Stress)
Vita Stress Professional Farrier’s Choice Supplement is a hoof supplement containing 14 amino acids. It also supplies biotin and other vitamins important for hoof growth.
Profix (Hestevard)
Profix by Hestevard is a powdered supplement intended to provide digestive support to all horses and ponies.
Profix +BIND (Hestevard)
Profix +BIND by Hestevard is a powdered supplement intended to support a healthy digestive system in all horses and ponies.
Profix ADVANCED (Hestevard)
Profix ADVANCED by Hestevard is a paste supplement intended to maintain a healthy digestive system in all foals, horses and ponies.



















