Best Vegetarian Amino Acid Supplements in 2026

HPLC Lab Tested - Every batch of every product is tested by independent third party labs to ensure potency.

Fermented - NutraBio L-Glutamine is vegetable based, naturally fermented 100% L-Glutamine manufactured right here in the United States!

Without Compromise – NutraBio’s L-Glutamine provides 5000 mg of pure raw unflavored glutamine per serving.

ESSENTIAL AMINO ACID - Lysine is an essential amino acid, meaning it must be obtained through diet or with supplements. Lysine helps maintain lean body mass, nitrogen balance, and supports recovery.

AMINO ACID PRECURSOR - Lysine acts as a precursor for several amino acids, including L-Citrulline (needed for normal protein metabolism) and L-carnitine (needed for fat metabolism).

COLLAGEN PRODUCTION - Lysine is crucial for the formation of collagen, a major part of the body's connective tissues and may help the body absorb calcium.

ESSENTIAL AMINO ACID - Lysine is an essential amino acid, meaning it must be obtained through diet or with supplements. Lysine helps maintain lean body mass, nitrogen balance, and supports recovery.

AMINO ACID PRECURSOR - Lysine acts as a precursor for several amino acids, including L-Citrulline (needed for normal protein metabolism) and L-carnitine (needed for fat metabolism).

COLLAGEN PRODUCTION - Lysine is crucial for the formation of collagen, a major part of the body's connective tissues and may help the body absorb calcium.

ENHANCE ENERGY LEVELS – Taurine, a conditionally essential amino acid, has many roles in the central nervous system. Taurine helps balance electrolyte levels, supports CNS development, and functions as a neurotransmitter. This supports natural energy levels and enhances athletic performance.

AIDS IN DIGESTION – Taurine helps the body maintain healthy levels of bile acid, which is essential for the digestion of fats, absorption of soluble vitamins, and eliminating cholesterol from the body. Bile acids also play critical roles in maintaining gallbladder and liver health.

FIGHT MUSCLE CRAMPS – Electrolyte balance being off and taurine depletion both can result in muscle cramps. Beta Alanine can compete with and even diminish taurine levels. Through supplementation, taurine can be replenished, and improve electrolyte balance.

ULTIMATE INTRA WORKOUT - Intra Blast is, without question, the most advanced intra-workout amino-acid product ever created. Every ingredient is therapeutically dosed to help accelerate your recovery and fuel your performance.

INSTANITIZED AND FERMENTED BCAAs – Intra Blast leverages the scientifically supported ratio of 2:1:1 to support recovery and reduce delayed onset muscle soreness. Research has shown that these can spare muscle wasting during prolonged exercise.

EAA COMPLEX - EAAs have been shown to contribute to protein synthesis, are important for recovery after intense exercise, and serve many other important physiological functions in the body.

ESSENTIAL AMINO ACID - L-Leucine is an essential amino acid, meaning it cannot be made by the body, and must be acquired through food or dietary supplements. Leucine is classified as a branched-chain amino acid (BCAA).

MUSCLE PROTEIN SYNTHESIS - L-Leucine stimulates muscle protein synthesis and may be the major fuel involved in anabolic (tissue building) reactions. This makes it especially important for bodybuilders and other athletes in sports that demand explosive strength.

MUSCLE RECOVERY - The branch chain amino acids valine, leucine, and isoleucine enhance protein synthesis in muscle cells and help promote muscle repair and recovery after exercise.

ULTIMATE INTRA WORKOUT - Intra Blast is, without question, the most advanced intra-workout amino-acid product ever created. Every ingredient is therapeutically dosed to help accelerate your recovery and fuel your performance.

INSTANITIZED AND FERMENTED BCAAs – Intra Blast leverages the scientifically supported ratio of 2:1:1 to support recovery and reduce delayed onset muscle soreness. Research has shown that these can spare muscle wasting during prolonged exercise.

EAA COMPLEX - EAAs have been shown to contribute to protein synthesis, are important for recovery after intense exercise, and serve many other important physiological functions in the body.

Improve Nitric Oxide Levels - NutraBio Citrulline can help provide better recovery, vascularity, and energy during your workout.

Improves Blood Flow - Citrulline is used by the body to maintain flexibility in the arteries and support healthy blood pressure.

Relieves Muscle Fatigue - This is an amino acid that can help improve energy, endurance, and recovery by improving protein synthesis.

ULTIMATE INTRA WORKOUT - Intra Blast is, without question, the most advanced intra-workout amino-acid product ever created. Every ingredient is therapeutically dosed to help accelerate your recovery and fuel your performance.

FERMENTED BCAAs – Intra Blast leverages the scientifically supported ratio of 2:1:1 to support recovery and reduce delayed onset muscle soreness. Research has shown that these can spare muscle wasting during prolonged exercise.

EAA COMPLEX - EAAs have been shown to contribute to protein synthesis, are important for recovery after intense exercise, and serve many other important physiological functions in the body.

INCREASE MUSCULAR ENDURANCE – Beta Alanine in a beta amino acid that your body uses to increase carnosine concentration in muscles. This can result in an up to 20% increase in work capacity.

INCREASE STRENGTH – By buffering lactic acid and thus reducing muscle burn, Beta Alanine can help maintain strength throughout an intense workout.

PRE WORKOUT SUPPLEMENT – Beta Alanine can be taken pre-workout to make for a more productive workout. Beta Alanine is suitable for Men and Women.

ULTIMATE INTRA WORKOUT - Intra Blast is, without question, the most advanced intra-workout amino-acid product ever created. Every ingredient is therapeutically dosed to help accelerate your recovery and fuel your performance.

INSTANTITIZED AND FERMENTED BCAAs – Intra Blast leverages the scientifically supported ratio of 2:1:1 to support recovery and reduce delayed onset muscle soreness. Research has shown that these can spare muscle wasting during prolonged exercise.

EAA COMPLEX - EAAs have been shown to contribute to protein synthesis, are important for recovery after intense exercise, and serve many other important physiological functions in the body.

Contains 19 Amino Acids - Full Blend of L-Leucine, L-Valine, L-Isoleucine, L-Glutamic Acid, L-Proline and other essential amino acids.

Recovery & Performance - Amino acids help to repair muscle tissue and promote recovery as the building blocks of proteins.*

9 Essential Aminos - Contains a complete blend of all 9 EAA's that help support muscle repair and recovery in a convenient capsule.

Recovery Powerhouse – Take your recovery and endurance to the next level with LEG DAY. Designed with serious athletes in mind, LEG DAY features carbohydrates and electrolytes for increased endurance, EAAs for improved recovery, and our unique LEG DAY Performance Matrix to deliver an experience like no other.

Advanced Carbohydrate Complex – We’ve combined Cluster Dextrin and Ribose to deliver unparalleled endurance. Highly Branched Cyclic Dextrin is a slow absorbing carbohydrate with a low glycemic index. Ribose is the backbone of ATP, used as the most basic form of energy in the human body.

Intra Blast Aminos – Lean muscle gains require sufficient EAAs and BCAAs in your diet. Supplementing these amino acids intra workout can help preserve lean muscle mass, and power recovery processes. L-Ornithine helps breakdown ammonia and delay the onset of fatigue.

Recovery Powerhouse – Take your recovery and endurance to the next level with LEG DAY. Designed with serious athletes in mind, LEG DAY features carbohydrates and electrolytes for increased endurance, EAAs for improved recovery, and our unique LEG DAY Performance Matrix to deliver an experience like no other.

Advanced Carbohydrate Complex – We’ve combined Cluster Dextrin and Ribose to deliver unparalleled endurance. Highly Branched Cyclic Dextrin is a slow absorbing carbohydrate with a low glycemic index. Ribose is the backbone of ATP, used as the most basic form of energy in the human body.

Intra Blast Aminos – Lean muscle gains require sufficient EAAs and BCAAs in your diet. Supplementing these amino acids intra workout can help preserve lean muscle mass, and power recovery processes. L-Ornithine helps breakdown ammonia and delay the onset of fatigue.

Recovery Powerhouse – Take your recovery and endurance to the next level with LEG DAY. Designed with serious athletes in mind, LEG DAY features carbohydrates and electrolytes for increased endurance, EAAs for improved recovery, and our unique LEG DAY Performance Matrix to deliver an experience like no other.

Advanced Carbohydrate Complex – We’ve combined Cluster Dextrin and Ribose to deliver unparalleled endurance. Highly Branched Cyclic Dextrin is a slow absorbing carbohydrate with a low glycemic index. Ribose is the backbone of ATP, used as the most basic form of energy in the human body.

Intra Blast Aminos – Lean muscle gains require sufficient EAAs and BCAAs in your diet. Supplementing these amino acids intra workout can help preserve lean muscle mass, and power recovery processes. L-Ornithine helps breakdown ammonia and delay the onset of fatigue.

Natural Antioxidant Support - Selenium is an essential component of glutathione, the body's most potent natural antioxidant.

Free Radical Scavenger - Helps your body fight free radicals, which cause damage to the body's cells, proteins, and DNA.

Easy Absorption - Albion selenium is chelated with amino acid glycine to produce small, organic molecules that pass easily through the digestive tract and are gentler on the digestive system.

ULTIMATE INTRA WORKOUT - Intra Blast is, without question, the most advanced intra-workout amino-acid product ever created. Every ingredient is therapeutically dosed to help accelerate your recovery and fuel your performance.

INSTANITIZED AND FERMENTED BCAAs – Intra Blast leverages the scientifically supported ratio of 2:1:1 to support recovery and reduce delayed onset muscle soreness. Research has shown that these can spare muscle wasting during prolonged exercise.

EAA COMPLEX - EAAs have been shown to contribute to protein synthesis, are important for recovery after intense exercise, and serve many other important physiological functions in the body.

ULTIMATE INTRA WORKOUT - Intra Blast is, without question, the most advanced intra-workout amino-acid product ever created. Every ingredient is therapeutically dosed to help accelerate your recovery and fuel your performance.

FERMENTED BCAAs – Intra Blast leverages the scientifically supported ratio of 2:1:1 to support recovery and reduce delayed onset muscle soreness. Research has shown that these can spare muscle wasting during prolonged exercise.

EAA COMPLEX - EAAs have been shown to contribute to protein synthesis, are important for recovery after intense exercise, and serve many other important physiological functions in the body.