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Collection: Amino acids

57 products

Glycine 600mg 90 capsules
Vegan

capsules / tablets

Glycine 600mg 90 capsules

Regular price €14,90
Sale price €14,90 Regular price
FITS L-Lysine powder 200g
Vegan

powders

L-Lysine powder 200g

Regular price €10,80
Sale price €10,80 Regular price
FITS GABA powder 100g
Vegan

powders

GABA powder 100g

Regular price €11,90
Sale price €11,90 Regular price
FITS L-Glutamine 800mg 90 capsules
Vegan

capsules / tablets

L-Glutamine 800mg 90 capsules

Regular price €12,90
Sale price €12,90 Regular price
FITS Betaine 600mg 90 capsules
Vegan

capsules / tablets

Betaine 600mg 90 capsules

Regular price €9,90
Sale price €9,90 Regular price
FITS L-Taurine powder 200g
Vegan

powders

L-Taurine powder 200g

Regular price €9,60
Sale price €9,60 Regular price
FITS Beta-Alanine and Citrulline powder 200g
NewVegan

powders

Beta-Alanine and Citrulline powder 200g

Regular price €11,90
Sale price €11,90 Regular price
FITS Amino PRO Complex Sunny Melon 600g
NewVegan

powders

Amino PRO Complex Sunny Melon 600g

Regular price €39,90
Sale price €39,90 Regular price
FITS Betaine powder 200g
Vegan

powders

Betaine powder 200g

Regular price €16,90
Sale price €16,90 Regular price
FITS D-Mannose powder 100g
Vegan

powders

D-Mannose powder 100g

Regular price €19,80
Sale price €19,80 Regular price
FITS BCAA 4:1:1 with Glutamine and Vitamin B6 300 capsules
Vegan

capsules / tablets

BCAA 4:1:1 with Glutamine and Vitamin B6 300 capsules

Regular price €24,90
Sale price €24,90 Regular price
L-Citrulline Malate 750mg 90 capsules
Vegan

capsules / tablets

L-Citrulline Malate 750mg 90 capsules

Regular price €12,00
Sale price €12,00 Regular price
FITS L-Proline 500mg 120 capsules

capsules / tablets

L-Proline 500mg 120 capsules

Regular price €14,70
Sale price €14,70 Regular price
FITS EAA 600mg 120 capsules
Vegan

capsules / tablets

EAA 600mg 120 capsules

Regular price €9,90
Sale price €9,90 Regular price
FITS Amino PRO Complex Peach Tenderness 600g
NewVegan

powders

Amino PRO Complex Peach Tenderness 600g

Regular price €39,90
Sale price €39,90 Regular price
FITS Amino PRO Complex Mango-Passion Explosion 600g
NewVegan

powders

Amino PRO Complex Mango-Passion Explosion 600g

Regular price €39,90
Sale price €39,90 Regular price
FITS Amino PRO Complex Juicy Strawberry 600g
NewVegan

powders

Amino PRO Complex Juicy Strawberry 600g

Regular price €39,90
Sale price €39,90 Regular price
FITS Amino PRO Complex Forest Blackberry 600g
NewVegan

powders

Amino PRO Complex Forest Blackberry 600g

Regular price €39,90
Sale price €39,90 Regular price
FITS Amino PRO Complex Unflavored 600g
NewVegan

powders

Amino PRO Complex Unflavored 600g

Regular price €39,90
Sale price €39,90 Regular price

What Are Amino Acid Dietary Supplements?

Amino acid dietary supplements are products based on individual amino acids or amino acid blends that support muscle function, recovery, energy metabolism and overall wellbeing. This category includes essential amino acids (EAAs), branched-chain amino acids (BCAAs), L-glutamine, L-arginine, L-carnitine and many other specific amino acids. They are usually available in capsules, tablets or powder form with a clearly defined dosage that is easy to take daily. Compared to amino acids obtained only from food, amino acid supplements provide a convenient and targeted way to increase the intake of specific amino acids according to your training goals and lifestyle.

Benefits of Amino Acid Dietary Supplements

Amino acid dietary supplements can help support muscle maintenance and recovery, especially for people who train regularly or have a physically demanding routine. Essential amino acids and BCAAs contribute to muscle protein synthesis when used together with adequate protein intake and resistance training. Some amino acids, such as L-arginine, are popular for supporting normal blood flow, while others like L-glutamine are often used during periods of intense exercise or stress. As part of a balanced diet and active lifestyle, amino acid supplements can complement overall nutrition and help maintain performance, energy levels and general wellbeing.

Uses of Amino Acid Dietary Supplements

Amino acid dietary supplements are commonly used by athletes, gym-goers and active people who want to support their training, recovery and daily energy. BCAA and EAA powders are often consumed before, during or after workouts, while single amino acids in capsules or powder form can be taken at specific times according to personal needs and the manufacturer’s recommendations. Amino acids can also be combined with protein powders, creatine or other sports supplements as part of a structured training and nutrition plan. On our category page you can discover a wide range of amino acid supplements – including BCAAs, EAAs and individual amino acids – and choose products that best match your goals, taste preferences and routine, with delivery across Estonia.

Amino Acid Dietary Supplements: Side Effects and Overdose

Amino acid dietary supplements are generally well tolerated when used as directed, but they may cause individual reactions such as mild digestive discomfort, nausea or headache in sensitive individuals. It is important not to exceed the recommended daily dose stated on the packaging, as higher amounts do not necessarily improve results and may increase the risk of side effects. People with kidney or liver problems, chronic illnesses, or those taking prescription medications should consult a doctor or healthcare professional before starting amino acid supplementation. If any persistent discomfort or unusual symptoms occur, the use of the product should be discontinued.

Where to Buy Amino Acid Dietary Supplements in Estonia?

In Estonia, amino acid supplements can be purchased from our e-shop fits.ee.