Identify gaps in your horse's nutrition program to optimize their well-being.
Amino Acid Supplements - Feed Database
View the nutrition analysis for amino acid supplements for horses in the Equine Feed Database. Compare ingredients and nutrient values for amino acid products.
Feeds, Supplements & Products
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.
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.
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.
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.
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.
Hoof Health Pellets (Formula 707)
This hoof supplement from Formula 707 contains minerals and amino acids meant to support hoof health.
Hoof Medic (AniMed)
AniMed’s Hoof Medic contains the amino acids lysine and methionine, as well as zinc and biotin. These nutrients support hoof growth and strengthen the hoof wall.
Hoof Supplement Plus (Farrier’s Magic)
Hoof Supplement Plus is intended for horses and ponies of all ages to help support healthy hooves and coat. It contains high levels of biotin.
Horse Pellet 110 Plus (Bartlett Milling) [Discontinued]
Horse Pellet 110 Plus is an 11% protein and 5% fat complete feed with added lysine and methionine. Energy sources include wheat middlings, ground corn, soybean hulls, and alfalfa meal.
Horse XL (Equinety)
Equinety Horse XL is a pure amino acid supplement formulated to support muscle strength and recovery. This supplement also supports collagen in the horse, which leads to a healthier coat and bones. It contains a blend of 8 amino acids.
Hydrolyzed Casein
Hydrolyzed Casein is a milk protein product that provides a complete amino acid profile. Casein can be a high-quality protein source for broodmares, equine athletes, and growing horses.
IR Support (Earth Song Ranch)
IR Support by Earth Song Ranch is a custom blend supplement intended to support horses on grass or mixed hay diets.
L-Arginine AKG (Peak Performance Nutrients)
L-Arginine AKG by Peak Performance Nutrients is a supplement for performance horses in training. It contains purely L-Arginine AKG, which helps support the levels of amino acids that allow more oxygen into the muscles for better performance.
L-Leucine (Uckele)
L-Leucine is a branched-chain amino acid supplement proposed to aid in muscle growth, recovery, and maintenance of exercising horses. L-Leucine is designed to support horses during exercise as it is a valuable energy source. It provides 9.85 grams of L-Leucine per scoop.
L-Lysine (MVP)
L-Lysine from MVP is a pure amino acid supplement for horses that intends to support muscle growth, topline, immune function and hoof health. L-Lysine is the first limiting amino acid in the equine diet.
Liquid 747 (Tuttle’s)
Liquid 747 by Tuttle's is an apple flavoured liquid vitamin and mineral supplement. It contains trace minerals and amino acids to support growth and performance.
Lysine Hydrochloride (HCl) – 98.5%
Lysine Hydrochloride is a form of lysine supplement that provides approximately 80% L-Lysine. This essential amino acid is considered the first limiting amino acid in the equine diet.
M V Balancer Lite (Matrix)
M V Balancer Lite by Matrix is a lower protein ration balancer that supplies 10% protein. It is designed for horses that don't require high protein in their diet.
M V Balancer Original (Matrix)
M V Balancer Original by Matrix is a pelleted ration balancer with a high protein content of 20%. It supplies a concentrated level of vitamins and minerals.
Mare & Foal (Matrix)
Mare & Foal by Matrix is a pelleted complete feed formulated for broodmares and growing foals. It provides a high level of protein (16%) and moderate fat (5%) to meet the demands of gestation and growth.
Master’s Hoof Blend (Vita Flex)
Master's Hoof Blend from Vita Flex is a hoof supplement containing the essential amino acids lysine and methionine, and biotin. It also contains sulfur and chelated trace minerals to support hoof growth and integrity.
Mega Power Pak Paste (Peak Performance Nutrients)
Mega Power Pak Paste by Peak Performance Nutrients is a powdered supplement containing a blend of herbs and amino acids. This supplement intends to support horses' respiratory health.
Mega-Cell MVP – Pelleted Multi Vitamin and Mineral (Med-Vet)
MVP Mega-Cell is a pelleted vitamin and mineral supplement for horses formulated to balance grass hays and grain-based diets. It is also a source of amino acids and microbials.
Mellow Muscle (Sierra Gold)
Mellow Muscle by Sierra Gold is a powdered supplement for horses intended to aid horses suffering from PSSM. It contains vitamins, minerals, and amino acids which intend to support muscle growth.
Meta-Support (Basic Equine Nutrition)
MetaSupport is formulated with several key nutrients to support metabolic health. It contains chromium yeast and magnesium oxide, which are thought to promote insulin secretion and sensitivity.
MetaBoost (Pureform)
MetaBoost from Pureform is a supplement for horses that contains antioxidants, vitamins, amino acids and minerals. It is meant to support digestion, muscles, and topline.
Methionine
Methionine is an essential amino acid that is considered the second or third limiting amino acid in the horse's diet. It is necessary for protein synthesis and has numerous bodily roles, including antioxidant production, hoof growth, coat quality, and protein synthesis.
MFM Pellet (Kentucky Equine Research)
MFM Pellet is a supplement that is made to assist with muscle recovery and repair and contains amino acids.
Muscle EQ (Uckele)
Muscle EQ by Uckele is a powdered supplement that provides a blend of amino acids that intend to aid in muscle development, support, and strength. It contains ingredients such as acetyl l-carnitine HCL, l-leucine, and beta-alanine.
Muscle Pellets (Leg Up Equine)
Muscle Pellets from Leg Up Equine is a pelleted supplement intended to support muscle development and recovery. Muscle Pellets are formulated with lysine, methionine and threonine intended to assist in muscle development.
Muscle Up (Krafft)
Muscle Up by Krafft is a supplementary feed that is high in protein and low in starch. It is designed for times of protein shortage in forage.
Muscle-Aid (Multivet USA Inc)
Muscle-Aid by Multivet USA Inc is a supplement intended to aid with the strength and repair of muscles in horses.
Muscle-UP Max Performance (AniMed)
Muscle-UP Max Performance from AniMed is a supplement meant to help with proper muscle function and health. It can also help with a horse's overall health and physical condition.
MuscleGUARD Paste (Kelato)
MuscleGUARD Paste from Kelato is an oral supplement in paste form that aims to support stamina and recovery by reducing muscle fatigue. It contains amino acids, vitamins, and antioxidants.
MuscleMx Pellets (Formula 707)
MuscleMx Pellets from Formula 707 is a supplement intended to support muscle growth. It contains lysine and aims to help with metabolic reactions.
Myo-Ease Plus (Doctor’s Choice Supplements)
Myo-Ease Plus is a supplement intended to support normal metabolic functions and help achieve weight gain. It is designed for horses with metabolic syndromes and insulin resistance.
Myocel-BCS (Hestevard)
Myocel-BCS by Hestevard is a sugar-free powdered supplement containing amino acids and Vitamin E, is intended to help build lean muscle mass in horses and ponies.
Nutramino (HorseTech)
Nutramino by HorseTech is an amino acid supplement that contains lysine, methionine, and threonine. Amino acids are required for protein synthesis in the body.
NutriFLEX (Kelato)
NutriFLEX Kelato is a joint supplement that is meant to support tendons, ligaments, bones, and cartilage. It contains amino acids, minerals, and glucosamine hydrochloride which assists in overall leg health and strength.
OBS Generation (Ocala Breeders’ Feed and Supply)
OBS Generation is a complete pelleted feed formulated for horses at maintenance. It is made with wheat middlings, oats and corn, and provides 14% protein and 6% fat.
OBS Gest-O-Lac (Ocala Breeders Feed & Supply)
OBS Gest O Lac is a textured horse feed for broodmares in late gestation, lactating mares, and foals. It contains high protein and fat content to support growth and lactation. Yeast culture is added to help support gut health.
OBS Hi-Amo Plus (Ocala Breeders Feed & Supply)
OBS Hi-Amo Plus is a textured concentrate feed designed to support growth and reproductive function. It contains added lysine, digestible fibre sources, and selenium yeast.
OBS Pellet Plus (Ocala Breeders Feed & Supply)
OBS Pellet Plus is a pelleted horse feed with added lysine for horses in training, broodmares, and growing horses. Pellet Plus contains vegetable oil as a source of energy and selenium yeast to support immune and reproductive function.
OBS Performance Blend (Ocala Breeders Feed & Supply)
OBS Performance Blend is a textured horse feed targeted to yearlings and horses in heavy training or that require improvement in condition. It provides a higher energy density and fat content to support weight management.
OBS Racing Blend (Ocala Breeders Feed & Supply)
OBS Racing Blend is a horse feed formulated for racehorses. Racing Blend provides a higher energy density to meet the needs of horses in heavy training. This feed contains beet pulp and steam-crimped oats.
OCD Pellets (Doc’s Products)
OCD Pellets by Doc's Products is a bone and joint supplement intended for horses. It supplies 900 mg of silicon and 50 mg of hyaluronic acid in each 28 g serving.
Oilovite (NAF Equine)
Oilovite from NAF Equine is intended for all horses and ponies. This supplement is meant to provide vitamins and minerals to support overall health. Oilovite also contains soya, linseed, and hemp oil.
Omega Wafer (Majesty’s)
Omega Wafer is a supplement intended for adult horses and ponies. The supplement contains Omega 3-6-9 Fatty Acids which help support healthy coats and hooves.
Performance Pellets Formula (Bartlett Milling) [Discontinued]
Bartlett Performance Pellets Formula is a pelleted feed intended for horses requiring additional protein and energy. It can be fed to horses in light to medium work, growing foals and lactating mares.
Performance Pellets Gold Formula (Bartlett Milling) [Discontinued]
Bartlett Performance Pellets Gold Formula is a high energy density feed intended for mature horses in moderate to rigorous training. Calorie sources include wheat middlings, corn, and soy oil.
Performance Textured (ProElite)
ProElite Performance Horse Feed is a textured feed intended for mature show and performance horses. It provides 12% fat and 18.3% NSC with energy sources including beet pulp, whole oats, wheat middlings, soybean hulls, and cane molasses.
Performance Vits & Mins (Dengie)
Performance Vits & Mins is a broad spectrum vitamin and mineral for working horses and ponies. It contains both selenium and vitamin E to help a horse's immune system.
Power + (Pivotal)
Power + By Pivotal is a powdered amino acid and probiotic supplement intended to support overall health in performance horses.
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.
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.



















