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Amino acids and proteins

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26 products
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  1. Alfa Herbal 2
  2. Bonusan 2
  3. Cfn 1
  4. Doctor's Best 3
  5. Etixx 1
  6. GSN 2
  7. Health Aid 2
  8. Jarrow Formulas 4
  9. Lamberts 5
  10. Naturbite 1
  11. NOW Foods 2
  12. Solgar 1
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  1. 10% 26
  2. 20% 2
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  1. 100% natural 17
  2. Additives free 6
  3. Allergens free 8
  4. BIO-ECO 10
  5. Colorants free 29
  6. Crustaceans free 7
  7. Egg free 8
  8. Glass container 5
  9. Gluten free 115
  10. Halal 2
  11. Heavy metal free 2
  12. Kosher 2
  13. Lactose free 78
  14. Low in calories 1
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  26. Sugarfree 53
  27. Sulfate free 1
  28. Vegan 97
  29. Vegetarian 50
  30. Without caffeine 1
  31. Without milk 13
  32. Yeast free 13
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  1. Antioxidant 1
  2. Brain activity 5
  3. Detox 1
  4. Energy 2
  5. Exercise resistance 2
  6. Hormonal regulation 1
  7. Immune system 2
  8. Increase muscle mass 1
  9. Intestinal transit 1
  10. Memory and cognitive functions 1
  11. Muscle Mass Maintenance 3
  12. Resistance and vitality 1
  13. Rest and well-being 3
  14. Satiating 1
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  1. 10%
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26 products
26 products
  1. Maximized L-Glutathione
    -18%
    Solgar

    Maximized L-Glutathione

    60 vegetable capsules of 250mg
    Rating:
    100%
    $81.13 Msrp Price $98.98 As low as $76.26
  2. 5-HTP
    -16%
    Naturbite

    5-HTP

    60 capsules of 100mg
    Rating:
    85%
    (4)
    $15.07 Msrp Price $17.97 As low as $14.17
  3. 5-HTP
    -13%
    Lamberts

    5-HTP

    60 tablets of 100mg
    Rating:
    98%
    $35.42 Msrp Price $40.72 As low as $32.59
  4. L-Glutamine Pack
    -18%
    Bonusan

    L-Glutamine Pack

    2 units of 200g
    Rating:
    97%
    (7)
    $44.31 Msrp Price $54.23
  5. Pack 2x Lactoferrin
    -12%
    Bonusan

    Pack 2x Lactoferrin

    60 capsules (150mg)
    Rating:
    91%
    (7)
    $96.35 Msrp Price $109.34
  6. Acetyl-L-Carnitine
    -19%
    Lamberts

    Acetyl-L-Carnitine

    60 capsules
    $40.69 Msrp Price $50.15 As low as $38.25
  7. L-Histidine HCl
    -19%
    Lamberts

    L-Histidine HCl

    30 capsules of 50mg
    Rating:
    100%
    (1)
    $22.26 Msrp Price $27.39 As low as $20.92
  8. NAC (N-Acetyl Cysteine) 600mg
    -19%
    Lamberts

    NAC (N-Acetyl Cysteine) 600mg

    60 capsules
    Rating:
    95%
    $27.84 Msrp Price $34.25 As low as $26.17
  9. L-glutamine 1000mg
    -11%
    NOW Foods

    L-glutamine 1000mg

    120 capsules
    Rating:
    100%
    (2)
    $21.03 Msrp Price $23.58 As low as $19.77
  10. L-Carnosine
    -17%
    NOW Foods

    L-Carnosine

    100 vegetable capsules of 500mg
    $49.96 Msrp Price $60.46 As low as $46.96
  11. L-Theanine
    -17%
    Health Aid

    L-Theanine

    60 tablets of 200mg
    Rating:
    93%
    (6)
    $20.16 Msrp Price $24.28 As low as $18.95
  12. N-Acetyl Tyrosine 350Mg
    -15%
    Jarrow Formulas

    N-Acetyl Tyrosine 350Mg

    120 capsules
    $19.68 Msrp Price $23.18 As low as $18.50
  13. L-Phenylalanine
    -19%
    Lamberts

    L-Phenylalanine

    60 capsules of 500mg
    Rating:
    100%
    (1)
    $26.78 Msrp Price $32.94 As low as $25.17
  14. L-valine
    -11%
    Alfa Herbal

    L-valine

    60 capsules
    $39.28 Msrp Price $44.28 As low as $36.92
  15. GSN Amino-C
    GSN

    GSN Amino-C

    150 tablets of 500mg
    Rating:
    100%
    (4)
    $17.87 Msrp Price $19.74 As low as $16.80
  16. Etixx Carnitine 1000
    -19%
    Etixx

    Etixx Carnitine 1000

    30 tablets
    $22.98 Msrp Price $28.30 As low as $21.60
  17. GSN Carnitine 20
    GSN

    GSN Carnitine 20

    80 tablets of 250mg
    $30.08 Msrp Price $33.07 As low as $28.28
  18. L-Glutamine
    -10%
    Health Aid

    L-Glutamine

    60 tablets of 500mg
    Rating:
    80%
    (1)
    $23.39 Msrp Price $25.90 As low as $21.75
  19. L-Carnitine
    -12%
    Cfn

    L-Carnitine

    60 vegetable capsules of 500mg
    Rating:
    100%
    (2)
    $23.21 Msrp Price $26.28 As low as $21.82
  20. Theanine 200Mg
    -16%
    Will be in stock soon
    Jarrow Formulas

    Theanine 200Mg

    60 vegetable capsules
    $26.12 Msrp Price $30.92
  21. 5-HTP 100mg
    -10%
    Will be in stock soon
    Doctor's Best

    5-HTP 100mg

    60 vegetable capsules
    $15.48 Msrp Price $17.13 As low as $14.55
  22. D-Phenylalanine, 500mg
    -19%
    Will be in stock soon
    Doctor's Best

    D-Phenylalanine, 500mg

    60 vegetable capsules
    $21.48 Msrp Price $26.46 As low as $20.19
  23. Lutein with OptiLut, 10mg
    -15%
    Will be in stock soon
    Doctor's Best

    Lutein with OptiLut, 10mg

    120 vegetable capsules
    Rating:
    100%
    (1)
    $23.09 Msrp Price $27.16 As low as $21.70
  24. Alpha Lipoic Sustain 300 mg With Biotin
    Will be in stock soon
    Jarrow Formulas

    Alpha Lipoic Sustain 300 mg With Biotin

    60 tablets
    $24.16 Msrp Price $26.42 As low as $22.71
24 of 26 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