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Amino acids and proteins

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36 products
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  1. BioLife 2
  2. Egle 1
  3. Energy Feelings 1
  4. Equi-nutri 1
  5. Equisalud 1
  6. GSE 1
  7. Herbora 1
  8. Integralia 9
  9. JOLIVIA 1
  10. La Mandorle 1
  11. Lindaren 1
  12. Nale 2
  13. Natesis 1
  14. Nature Essential 1
  15. Naturlider 1
  16. Phytoceutic 1
  17. Plantapol 4
  18. Purasana 2
  19. Solgar 1
  20. Soria Natural 1
  21. Vecteur Sante 2
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  1. 10% 13
  2. 20% 2
  3. 30% 1
  4. 40% 1
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  1. 100% natural 29
  2. Additives free 15
  3. Alcohol free 1
  4. Allergens free 26
  5. BIO-ECO 36
  6. Colorants free 82
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  11. Gluten free 349
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  15. Keto 1
  16. Kosher 3
  17. Lactose free 201
  18. Low in calories 1
  19. Made in France 8
  20. Made in Italy 1
  21. No added sugar 8
  22. No artificial aromas 22
  23. No artificial colors 40
  24. No artificial flavors 35
  25. No sweeteners 8
  26. Not tested on animals 3
  27. Nuts free 2
  28. Organic 4
  29. PH Neutral 1
  30. Preservatives free 69
  31. Salt free 50
  32. Soy free 99
  33. Sugarfree 106
  34. Sulfate free 1
  35. Vegan 231
  36. Vegetarian 136
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  38. Without caffeine 4
  39. Without milk 19
  40. Without sucrose 5
  41. Yeast free 45
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  2. Vanilla 1
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  1. Cardiovascular 2
  2. Detox 1
  3. Increase muscle mass 1
  4. Joints, bones and muscles 2
  5. Liver and liver function 1
  6. Menstruation 1
  7. Physical performance 3
  8. Prostate 1
  9. Satiating 3
  10. Skin 1
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  1. BIO-ECO
36 products
36 products
  1. L-Lysine
    -20%
    Soria Natural

    L-Lysine

    60 tablets of 900mg
    Rating:
    100%
    (4)
    $11.77 Msrp Price $14.70 As low as $11.06
  2. L-Carnitine
    -25%
    Herbora

    L-Carnitine

    12 ampoules of 3000mg
    Rating:
    80%
    (1)
    Special Price $19.20 Msrp Price $25.61 As low as $18.05
  3. L-Taurine
    -12%
    Integralia

    L-Taurine

    50 capsules
    Rating:
    100%
    (3)
    $9.53 Msrp Price $10.78 As low as $8.96
  4. L-Lysine
    -36%
    Nature Essential

    L-Lysine

    50 capsules of 350mg
    Rating:
    93%
    (6)
    $7.00 Msrp Price $10.89 As low as $6.58
  5. L-Thr (L-Threonine)
    Plantapol

    L-Thr (L-Threonine)

    90 capsules
    $21.88 Msrp Price $22.27 As low as $20.57
  6. 5-Htp Griffonia Simplicifolia
    Naturlider

    5-Htp Griffonia Simplicifolia

    60 capsules
    $22.28 Msrp Price $23.35 As low as $20.94
  7. Ansiofort 33
    -12%
    Nale

    Ansiofort 33

    60 capsules
    Rating:
    100%
    (4)
    $21.88 Msrp Price $24.79 As low as $20.57
  8. L-Phenylalanine
    -11%
    Integralia

    L-Phenylalanine

    50 capsules of 500mg
    Rating:
    100%
    (1)
    $14.60 Msrp Price $16.34 As low as $13.72
  9. Carnitine 1200 without sugar
    Lindaren

    Carnitine 1200 without sugar

    20 vials
    Rating:
    70%
    (2)
  10. ORGANIC flax
    Phytoceutic

    ORGANIC flax

    90 capsules
    $18.23 Msrp Price $19.12 As low as $17.14
  11. Gluta Int Plus (Glutamine, Fennel)
    Plantapol

    Gluta Int Plus (Glutamine, Fennel)

    500 g
    Rating:
    93%
    (3)
    $35.24 Msrp Price $38.79 As low as $33.13
  12. Fat Burner Originalia
    -11%
    Integralia

    Fat Burner Originalia

    60 capsules
    Rating:
    100%
    (1)
    $15.31 Msrp Price $17.26 As low as $14.39
  13. L-Tyr (L-Tyrosine)
    Plantapol

    L-Tyr (L-Tyrosine)

    60 capsules
    $21.76 Msrp Price $22.27 As low as $20.45
  14. Carnitine
    -13%
    Integralia

    Carnitine

    90 capsules
    $34.40 Msrp Price $39.42 As low as $32.34
  15. Gluta Int 750
    -11%
    Plantapol

    Gluta Int 750

    90 capsules
    $21.76 Msrp Price $24.50 As low as $20.45
  16. Avena express PR3
    Energy Feelings

    Avena express PR3

    1500 g
    Rating:
    100%
    (1)
    $35.63 Msrp Price $38.99 As low as $33.49
  17. L-glutamine
    -18%
    Integralia

    L-glutamine

    50 capsules
    $9.69 Msrp Price $11.86 As low as $9.11
  18. L-glutamine
    Nale

    L-glutamine

    60 capsules
    $22.72 Msrp Price $24.66 As low as $21.36
  19. methyl action
    -13%
    Egle

    methyl action

    30 packets of 7.1g
    $47.99 Msrp Price $55.18 As low as $45.11
  20. L-Tyrosine
    -10%
    Integralia

    L-Tyrosine

    50 capsules of 500mg
    Rating:
    100%
    (1)
    $16.11 Msrp Price $17.97 As low as $14.98
  21. Holomega r-lipoic acid
    Equisalud

    Holomega r-lipoic acid

    50 capsules
    Rating:
    100%
    (1)
    $38.55 Msrp Price $41.42 As low as $35.85
  22. L-Methionine 500 Mg
    Integralia

    L-Methionine 500 Mg

    30 capsules
    $13.00 Msrp Price $13.98 As low as $11.96
  23. Tyrosine 500
    -41%
    Will be in stock soon
    BioLife

    Tyrosine 500

    60 softgels
    $21.23 Msrp Price $35.74 As low as $19.96
  24. Taurine 500
    Will be in stock soon
    BioLife

    Taurine 500

    90 softgels
    $18.09 Msrp Price $19.48 As low as $17.00
24 of 36 Items
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In Naturitas you will find the best amino acid and protein supplements

Amino acids are used by the body to produce proteins, which are involved in many functions such as repairing body tissues, increasing and preserving muscle mass, or maintaining bones.

Whether you are looking for a specific amino acid such as tryptophan, glutamine , L-carnitine , arginine or tyrosine, or if you prefer a protein compound, you will find them all in this section.

Looking for a quality amino acid and protein supplement? At Naturitas we have great brands in the sector such as Solgar, Gold Nutrition, Mega Plus, Lamberts and many more.

Place your order now and get free shipping on purchases over € 45!

Satisfied customers

4,63/5 - Excellent

Based on 136,627 reviews

"My experience as a customer has been very positive, promptness of response, manner of email communication, points programme." Victoria V. 14-01-2024
"I like ordering online, but I needed to place my order over the phone and the service was super friendly and efficient." Nati Z. 29-12-2023
"You do what is expected :) You sell quality products, the delivery is fast and of high quality. Excellent!" Miriam C. 29-11-2023
"I rely on them for much of my monthly shopping, they are fast and offer good prices." Lucía G. 21-10-2023
"Excellent! It's my trustworthy shop to find all the products I'm looking for, good prices and easiness of ordering and shipping." Laura M. 23-08-2023
"I have been trusting them for a long time, quality service and products at a good price and superb customer service." Helena G. 18-08-2023
"Really good, 100% recommendable. I made a mistake in an order and they solved it very quickly, very good service." Gemma P. 31-07-2023
"Good website, fast delivery, very good customer service department, good prices and a great range of products." Juan T. 12-07-2023
"Great variety and quality of products, fast delivery and great care in the packaging so that everything arrives in perfect condition." Lola D. 02-07-2023
"Fast delivery, quality products and a willingness to resolve any issues that may arise." Mar O. 24-06-2023