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Amino acids and proteins

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Discount
  1. 10% 150
  2. 20% 47
  3. 30% 23
  4. 40% 6
  5. 50% 4
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  1. Lemon 1
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  1. 100% natural 29
  2. Additives free 13
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  6. Colorants free 80
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  5. Antioxidant 32
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  14. Concentration 10
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  17. Emotional balance 5
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  19. Energy 16
  20. Exercise recovery 8
  21. Exercise resistance 10
  22. Fat burner 14
  23. Glucose control 3
  24. Gut flora 6
  25. Hair 2
  26. Hormonal regulation 2
  27. Immune system 28
  28. Increase muscle mass 36
  29. Intestinal transit 5
  30. Joints and tendons 1
  31. Joints, bones and muscles 43
  32. Libido and aphrodisiac 1
  33. Liver and liver function 18
  34. Memory and cognitive functions 12
  35. Menopause 1
  36. Menstruation 3
  37. Migraines 1
  38. Muscle Fatigue 8
  39. Muscle Mass Maintenance 24
  40. Physical performance 51
  41. Prostate 1
  42. Protective 1
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  44. Relaxing 8
  45. Resistance and vitality 23
  46. Rest and well-being 44
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  48. Sexual dysfunction 1
  49. Sexual health and fertility 1
  50. Skin 3
  51. Skin, Hair and Nails 5
  52. Sleep 4
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  54. Vasodilator 1
  55. Vision 3
  56. Weight control 14
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743 products
743 products
  1. L-Lysine
    -11%
    Sura Vitasan

    L-Lysine

    100 capsules of 500mg
    Rating:
    95%
    (4)
    $32.96 Msrp Price $37.06 As low as $30.65
  2. L-Lysine
    -20%
    Solgar

    L-Lysine

    50 vegetable capsules of 500mg
    Rating:
    100%
    (7)
    $18.81 Msrp Price $23.54 As low as $17.49
  3. Lysine
    Cfn

    Lysine

    60 capsules of 500mg
    $22.65 Msrp Price $22.70 As low as $21.06
  4. L-Lysine Plus
    Bonusan

    L-Lysine Plus

    60 tablets of 500mg
    Rating:
    80%
    (2)
    $30.03 Msrp Price $30.54 As low as $27.93
  5. L-Lysine
    Solaray

    L-Lysine

    60 capsules of 500mg
    Rating:
    93%
    (3)
  6. L-Lysine
    -28%
    Nature Essential

    L-Lysine

    50 capsules of 350mg
    Rating:
    93%
    (6)
    $10.50 Msrp Price $14.62 As low as $9.76
  7. L-Lysine 500 mg
    NOW Foods

    L-Lysine 500 mg

    100 tablets
    Rating:
    97%
    (6)
    $10.39 Msrp Price $10.47 As low as $9.66
  8. L-Histidine HCl
    Lamberts

    L-Histidine HCl

    30 capsules of 50mg
    Rating:
    100%
    (1)
    $33.31 Msrp Price $36.77 As low as $30.98
  9. Ultra Caprylic Acid
    Swanson

    Ultra Caprylic Acid

    60 softgels of 600mg
    Rating:
    95%
    (4)
  10. L-Proline
    Swanson

    L-Proline

    100 capsules of 500mg
  11. Premium n-acetyl cysteine 600 mg
    Swanson

    Premium n-acetyl cysteine 600 mg

    100 capsules of 600mg
    Rating:
    100%
    $22.63 Msrp Price $24.54 As low as $21.05
  12. Lactoferrin
    Mednat

    Lactoferrin

    30 capsules
    Rating:
    98%
    $56.10 Msrp Price $59.95 As low as $52.17
  13. Kuránimo + kurasueño starter pack
    -12%
    Kurasana

    Kuránimo + kurasueño starter pack

    2 units
    $59.38 Msrp Price $67.22
  14. Kuránimo + maintenance kurasueño pack
    Kurasana

    Kuránimo + maintenance kurasueño pack

    2 units
    Rating:
    80%
    (1)
    $80.78 Msrp Price $83.47
  15. Tryptophan
    Drasanvi

    Tryptophan

    60 tablets
  16. L-Glutamine
    100% Natural

    L-Glutamine

    504 g of powder
    Rating:
    96%
  17. L-Glutamine watermelon sport live
    Drasanvi

    L-Glutamine watermelon sport live

    300 g
    $33.12 Msrp Price $34.43 As low as $30.80
  18. Tensinox tablets
    -20%
    Laborest

    Tensinox tablets

    28 tablets
    Rating:
    100%
    (2)
    $21.01 Msrp Price $26.10 As low as $19.96
  19. Lactoferrin 300 mg
    Bonusan

    Lactoferrin 300 mg

    60 capsules
    Rating:
    100%
    (1)
    $137.07 Msrp Price $144.72 As low as $127.48
  20. N-Acetyl-Cysteine
    Sura Vitasan

    N-Acetyl-Cysteine

    60 vegetable capsules
    Rating:
    100%
    (1)
    $34.11 Msrp Price $36.04 As low as $31.72
  21. Immuno NAC
    Cfn

    Immuno NAC

    60 capsules
    Rating:
    100%
    (2)
    $37.85 Msrp Price $37.87 As low as $35.20
  22. Tryptophan Forte
    -15%
    Plameca

    Tryptophan Forte

    30 tablets
    Rating:
    97%
    $18.22 Msrp Price $21.56 As low as $16.94
  23. SAM-e
    -25%
    Plantis

    SAM-e

    30 capsules
    $48.22 Msrp Price $64.56 As low as $44.84
  24. Lactoferrin Holomega
    -32%
    Equisalud

    Lactoferrin Holomega

    180 capsules
    Rating:
    100%
    (1)
    $218.57 Msrp Price $321.73 As low as $203.27
168 of 743 Items

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." Laura M. 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." LucĂ­a G. 21-10-2023
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"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