Amino Acids for Every Need – Guide to the Right Choice and Usage
959 productsAmino acids for muscle building, recovery, and general health. L-glutamine, L-arginine, BCAA and more.

OstroVit
OstroVit - N-Acetyl Cysteine - 150 Tablets
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Thorne
Thorne L-Arginine 500 mg – 120 Capsules
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ALRI
Alri Humapro - Amino Acid Tablets
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Swanson
Swanson L-Lysine 500mg - 90 Vegan Capsules
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Jarrow Formulas
Jarrow Formulas L-Carnosine 500 mg - 90 Vegan Capsules
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Scitec Nutrition
Scitec - EAA + Glutamine Melon Cola Powder 300g
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Jarrow Formulas
Jarrow Formulas Arginine 1000mg - 100 tablets
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Thorne
Thorne Taurine 90 Capsules
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Solgar
Solgar Glycine 500 mg - 100 Vegetable Capsules
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Aura Herbals
Aura Herbals Neuro Booster – 60 Capsules
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Thorne
Thorne Glycine 500 mg - 250 Capsules
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Healthy Origins
Healthy Origins - N-Acetyl Cysteine - 120 Tablets
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Thorne
Thorne Phosphatidyl Choline 420 mg - 60 Soft Gel Capsules
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Thorne
Thorne Lysine 500 mg - 60 Capsules
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Thorne
Thorne L-Glutamine 500mg - 90 Capsules
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Solgar
Solgar L-Carnitine 1000 mg Liquid 473 ml
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Trec
Trec Taurine 9000 – 90 capsules
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Trec
Trec Nutrition - Super BCAA System - 150 capsules
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Trec
Trec - L-Glutamine Micronized T6 - 240 capsules
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Trec
Trec Nutrition L-Carnitine Complex 1500mg 26ndash; 90 Vegetarian Capsules
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Trec
Trec Nutrition HMB Liquid 1500mg - Liquid Supplement 100ml
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Trec
Trec Aminomax 6800 - Whey Amino Acid Complex - 450 Capsules
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Trec
Trec Nutrition AAKG Nitro Shot Wild Strawberry 12 x 100ml
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Swanson
Swanson - N-Acetyl L-Tyrosine - 60 Capsules
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Swanson
Swanson N-Acetyl D-Glucosamine 750mg - 60 Vegetarian Capsules
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Swanson
Swanson Glutamic Acid 500 mg - 30 Vegan Capsules
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Swanson
Swanson DL-Phenylalanine 500mg, 100 Capsules
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San
San AAKG - 120 Tablets
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Revive
Revive Glutamine - 300g powder, 10g per serving
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Raw Nutrition
Raw Nutrition - Acetyl L-Carnitine 500 mg - 60 Vegetable Capsules
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Nutrex
Nutrex - L-Arginine 1000 - 120 Vegetarian Capsules
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Kiki Health
Kiki Health NMN 500mg, 60 Vegan Capsules
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JNX Sports
JNX Sports - The Inferno - 60 Vcaps
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HR Labs
HR Labs - L-Glycine - 300g powder
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Holland & Barrett
Holland & Barrett - Precision Engineered L-Tyrosine - 500mg, 50 Capsules
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Levagen
Levagen - Palmitoylethanolamide 300mg, 30 capsules
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Rule One
Rule One - Energized Amino, Star Pop - 270g
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American Supps
AS - Beta-Alanine - 300g Powder
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Jarrow Formulas
Jarrow Formulas N-Acetyl Tyrosine 350mg - 120 Capsules
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Jarrow Formulas
Jarrow Formulas L-Lysine 500mg, 100 capsules
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What are amino acids?
Amino acids are organic compounds that serve as building blocks for proteins in the body. They are fundamental for many biological processes, including muscle growth, metabolism, and tissue repair. There are a total of 20 amino acids used by the body, nine of which are essential and must be obtained through diet because the body cannot produce them itself. Amino acid supplements can be a way to ensure adequate intake, especially for individuals with increased needs, such as during exercise or certain dietary regimens.
Benefits & uses
Amino acids are often used as supplements to complement protein intake and support the body's functions. Here are some common uses:
- Support for muscle building and recovery after exercise
- Supplementing protein in vegetarian or vegan diets
- Facilitate normal metabolism and energy production
- Contribute to normal synthesis of endogenous proteins
- Support during increased protein needs, for example during physical activity or ageing
How to choose the right amino acids
Choosing the right amino acids depends on your individual needs and goals. Here are some tips to consider when buying amino acids online:
- Identify the purpose: Do you want amino acids for training or as a dietary supplement?
- Essential vs non-essential: Essential amino acids must be obtained through diet, while non-essential can be produced by the body.
- Form and dosage: Amino acids come in powder, capsules, and tablets. Choose the form that best fits your daily routine.
- Quality and purity: Ensure the product comes from a reliable manufacturer with a clear ingredient list.
- Specific amino acids: Some amino acids like BCAA (branched-chain amino acids) or L-glutamine have particular uses.
For more information on related supplements, please see our category Supplements.
Popular variants
There are several types of amino acids commonly used as supplements, tailored to different needs:
- Essential amino acids (EAA): Contain all the amino acids the body cannot produce itself.
- BCAA (branched-chain amino acids): Consist of leucine, isoleucine, and valine, and are popular among people who exercise.
- L-Glutamine: An amino acid found in high concentrations in muscles and often used for recovery.
- L-Arginine: Can be used to support the body's natural processes.
- Other free amino acids: Such as L-Tyrosine, L-Lysine, and L-Citrulline, which have specific roles in the body.
Frequently asked questions about amino acids
What is the difference between amino acids and protein?
Amino acids are the individual building blocks that together form proteins. Proteins are long chains of amino acids linked in a specific order that determines the protein's function.
Can I take amino acids without exercising?
Yes, amino acids can be taken as a supplement regardless of physical activity, for example to complement the diet or in cases of specific nutritional needs. However, it is important to follow the recommended dosage.
How do I know which amino acid I need?
It depends on your goals and any dietary restrictions. Essential amino acids and BCAA are commonly used for support during training, while other amino acids can be chosen based on specific needs. Please consult a health specialist if you are unsure.