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Amino acids and proteins

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44 products
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  1. Airbiotic 3
  2. Be-Life 1
  3. Devicare 2
  4. Doctor's Best 1
  5. Ebers 1
  6. Equisalud 1
  7. GHF 1
  8. Health Aid 3
  9. Jarrow Formulas 5
  10. Kal 1
  11. Lamberts 1
  12. Longlife 4
  13. MARNYS® 1
  14. Named Sport 2
  15. Natesis 1
  16. Natures Plus 1
  17. NOW Foods 1
  18. Solaray 7
  19. Solgar 4
  20. Swanson 2
  21. Tongil 1
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  1. 10% 49
  2. 20% 44
  3. 30% 26
  4. 40% 1
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  1. 100% natural 18
  2. Additives free 9
  3. Allergens free 8
  4. BIO-ECO 13
  5. Colorants free 25
  6. Crustaceans free 8
  7. Ecocert 0
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  15. Low in calories 1
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  28. Sugarfree 38
  29. Vegan 68
  30. Vegetarian 44
  31. Without caffeine 1
  32. Without milk 3
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  1. Antioxidant 7
  2. Blood pressure 2
  3. Brain activity 2
  4. Emotional health 1
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  6. Fat burner 1
  7. Hormonal regulation 1
  8. Immune system 2
  9. Increase muscle mass 4
  10. Joints, bones and muscles 3
  11. Memory and cognitive functions 1
  12. Menstruation 1
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  14. Physical performance 2
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44 products
44 products
  1. L-Glutamine
    -28%
    Solgar

    L-Glutamine

    60 tablets of 1000mg
    Rating:
    95%
    $23.26 Msrp Price $32.52 As low as $22.33
  2. NAC
    -26%
    Solaray

    NAC

    60 capsules of 295mg
    Rating:
    97%
    $10.86 Msrp Price $14.69 As low as $10.43
  3. L-Glutathione
    -28%
    Solgar

    L-Glutathione

    30 vegetable capsules of 50mg
    Rating:
    95%
    $16.60 Msrp Price $23.13 As low as $15.94
  4. L-Glutamine Neutral Flavor Powder
    -22%
    Solaray

    L-Glutamine Neutral Flavor Powder

    300 g
    Rating:
    95%
    $33.81 Msrp Price $43.21 As low as $32.46
  5. L-Theanine
    -28%
    Health Aid

    L-Theanine

    60 tablets of 200mg
    Rating:
    93%
    (6)
    $17.59 Msrp Price $24.28 As low as $16.89
  6. NAC
    -23%
    Longlife

    NAC

    60 capsules
    $16.12 Msrp Price $20.87 As low as $15.48
  7. Tyrosine
    -21%
    Longlife

    Tyrosine

    60 tablets
    $14.09 Msrp Price $17.82 As low as $13.53
  8. L-Theanine
    -22%
    Solaray

    L-Theanine

    45 vegetable capsules of 200mg
    Rating:
    88%
    (5)
    $32.44 Msrp Price $41.49 As low as $31.14
  9. Acetyl L-Carnitine
    -22%
    Solaray

    Acetyl L-Carnitine

    30 vegetable capsules of 500mg
    Rating:
    97%
    (7)
    $20.29 Msrp Price $25.93 As low as $19.48
  10. L-Phenylalanine
    -22%
    Solaray

    L-Phenylalanine

    60 capsules of 500mg
    Rating:
    100%
    (1)
    $20.55 Msrp Price $26.28 As low as $19.73
  11. DL-Phenylalanine
    -22%
    Solaray

    DL-Phenylalanine

    60 vegetable capsules of 500mg
    $22.98 Msrp Price $29.38 As low as $22.06
  12. L-Glutamine
    -26%
    Solaray

    L-Glutamine

    50 vegetable capsules of 500mg
    Rating:
    96%
    $14.12 Msrp Price $19.01 As low as $13.56
  13. Lactoferrin 200mg bioactive protein
    -21%
    Longlife

    Lactoferrin 200mg bioactive protein

    30 capsules of 200mg
    $30.27 Msrp Price $38.12 As low as $29.06
  14. Theanine 200Mg
    -27%
    Jarrow Formulas

    Theanine 200Mg

    60 vegetable capsules
    $22.61 Msrp Price $30.92 As low as $21.71
  15. L-Carnitine 3000
    -20%
    MARNYS®

    L-Carnitine 3000

    14 vials of 25ml
    $25.66 Msrp Price $31.92 As low as $24.63
  16. L-Carnosine
    -28%
    NOW Foods

    L-Carnosine

    100 vegetable capsules of 500mg
    $43.33 Msrp Price $60.46 As low as $41.60
  17. Lit-control pH Down
    -28%
    Devicare

    Lit-control pH Down

    60 capsules
    $35.76 Msrp Price $49.77 As low as $34.33
  18. Theanine AB Complex
    -24%
    Airbiotic

    Theanine AB Complex

    60 capsules
    Rating:
    100%
    (1)
    $37.23 Msrp Price $49.28 As low as $35.74
  19. Glutathione Reduced 500mg
    -21%
    Jarrow Formulas

    Glutathione Reduced 500mg

    120 capsules
    $59.00 Msrp Price $74.25 As low as $56.64
  20. L-carnitine
    -27%
    GHF

    L-carnitine

    90 capsules of 600mg
    $6.69 Msrp Price $9.14 As low as $6.42
  21. L-Arginine and L-Ornitine
    -27%
    Health Aid

    L-Arginine and L-Ornitine

    60 tablets
    Rating:
    60%
    (1)
    $22.81 Msrp Price $31.41 As low as $21.90
  22. L-Glutation
    -26%
    Kal

    L-Glutation

    90 tablets of 25mg
    Rating:
    98%
    (9)
    $17.58 Msrp Price $23.69 As low as $16.88
  23. L-glutamine
    -25%
    Named Sport

    L-glutamine

    250 g of powder
    $26.60 Msrp Price $35.29 As low as $25.54
  24. Gaba complex
    -22%
    Be-Life

    Gaba complex

    60 capsules
    $25.68 Msrp Price $33.00 As low as $24.65
24 of 44 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