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Amino acids and proteins

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788 products
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  1. 100% Natural 1
  2. A.Vogel 1
  3. Airbiotic 5
  4. Alfa Herbal 10
  5. Altrient/Results RNA/Neutrient 2
  6. AMClinic 1
  7. B.Green 2
  8. Be Levels 2
  9. Be-Life 2
  10. BEQUISA 1
  11. Besibz 1
  12. Betula 1
  13. Biform 2
  14. Bio-Ener 2
  15. Biocyte 2
  16. BioLife 4
  17. Bonusan 18
  18. BSB Labs 6
  19. Carlson Labs 2
  20. Cfn 7
  21. Citric Diet 1
  22. Codival 6
  23. Comdiet 2
  24. Cumediet 1
  25. Curesupport 1
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  28. Dietisa 1
  29. Direct Nutrition 1
  30. Doctor's Best 14
  31. Douglas Laboratories 1
  32. Drasanvi 9
  33. EAFIT 2
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  36. Eder Health Nutrition 1
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  41. Equi-nutri 5
  42. Equisalud 44
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  45. Espadiet 7
  46. Estado Puro 4
  47. Esteve 1
  48. Etixx 1
  49. Evogen 9
  50. Extreme Force 1
  51. FDB LABORATORIOS 1
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  53. Fepa 7
  54. Fharmocat 1
  55. GHF 1
  56. Gold Nutrition 7
  57. GSE 1
  58. GSN 4
  59. Guna 4
  60. Hausmann 2
  61. Hcf 1
  62. Health Aid 10
  63. Health in Foods 1
  64. Health4U 1
  65. Herbora 1
  66. Humana 1
  67. Inovance 5
  68. Integralia 13
  69. Jarrow Formulas 31
  70. Jellybell 1
  71. JOLIVIA 1
  72. Just Aid 6
  73. Kal 11
  74. Kinoko Life 2
  75. Kiroot 1
  76. Kurasana 4
  77. La Mandorle 1
  78. Laborest 3
  79. Lamberts 16
  80. Lavigor 2
  81. LCN 1
  82. Life Extension 16
  83. Lindaren 1
  84. Longlife 15
  85. MARNYS® 5
  86. MCA Productos Naturales 1
  87. Méderi 4
  88. Mednat 2
  89. Mega Plus 19
  90. Mensan 3
  91. Mundonatural 3
  92. MuscleTech 1
  93. Nale 3
  94. Named 2
  95. Named Sport 1
  96. Natesis 1
  97. Natrol 3
  98. Natura Essenziale 1
  99. Naturbite 3
  100. Nature Essential 4
  101. Nature et Partage 2
  102. Naturemost 1
  103. Natures Plus 3
  104. Naturitas Essentials 9
  105. Naturlider 2
  106. Naturmil 6
  107. Naturtierra 3
  108. Normon 1
  109. Nova Diet 3
  110. NOW Foods 42
  111. NPro 6
  112. Nutergia 3
  113. NutraVit 1
  114. Nutrex 5
  115. Nutri-Dx 4
  116. Nutri-Force 2
  117. Nutrisport 6
  118. Oatein 2
  119. Obire 2
  120. Olimp Sport Nutrition 2
  121. Ortocel Nutri Therapy 6
  122. Pediakid 1
  123. PEScience 2
  124. Pharmalys 1
  125. Phytoceutic 1
  126. Pileje 1
  127. Pinisan 1
  128. Plameca 1
  129. Plannatur 1
  130. Plantanet 1
  131. Plantapol 7
  132. Plantis 8
  133. Plantis - Artesania Agricola 2
  134. Polaris 3
  135. Prisma Natural 3
  136. Purasana 2
  137. Pwd 1
  138. Quicksilver 1
  139. Raab 3
  140. Robis 1
  141. Sakai 3
  142. Saludalkalina 1
  143. Salufarm 1
  144. Sanon 1
  145. Santiveri 1
  146. Sesderma 3
  147. Sfb Laboratoires 1
  148. SFI Health/Klaire Labs 6
  149. Shedir Pharma 1
  150. Solaray 21
  151. Solgar 33
  152. Soria Natural 8
  153. Sotya 6
  154. STC Nutrition 4
  155. Sura Vitasan 14
  156. Swanson 39
  157. Taxon 2
  158. Tegor 3
  159. Therascience 4
  160. Tongil 2
  161. Vaminter 1
  162. Vbyotics 9
  163. Vecos 1
  164. Vecteur Sante 2
  165. Viridian 5
  166. VIT.O.BEST 1
  167. Vitalosmose 1
  168. Weider 7
  169. Zenement 6
  170. Zentrum 1
  171. Zeus 14
  172. Zeutics by Naturitas 5
Discount
  1. 10% 341
  2. 20% 118
  3. 30% 45
  4. 40% 13
  5. 50% 6
Essences
  1. Lemon 1
Flags
  1. 100% natural 28
  2. Additives free 15
  3. Alcohol free 2
  4. Allergens free 30
  5. BIO-ECO 36
  6. Colorants free 83
  7. Crustaceans free 35
  8. Ecocert 2
  9. Egg free 43
  10. Glass container 10
  11. Gluten free 357
  12. Halal 4
  13. Heavy metal free 4
  14. Hypoallergenic 3
  15. Keto 1
  16. Kosher 3
  17. Lactose free 204
  18. Low in calories 1
  19. Made in France 7
  20. No added sugar 12
  21. No artificial aromas 22
  22. No artificial colors 42
  23. No artificial flavors 37
  24. No sweeteners 8
  25. Not tested on animals 3
  26. Nuts free 2
  27. Organic 5
  28. PH Neutral 1
  29. Preservatives free 73
  30. Salt free 50
  31. Soy free 99
  32. Sugarfree 108
  33. Sulfate free 1
  34. Vegan 235
  35. Vegetarian 134
  36. Without aromas 1
  37. Without caffeine 4
  38. Without milk 20
  39. Without sucrose 5
  40. Yeast free 47
Flavors
  1. Apple 1
  2. Blueberries 1
  3. Chocolate 1
  4. Citrus 1
  5. Fruits 1
  6. Lemon 9
  7. Mango 1
  8. Neutral 2
  9. Orange 4
  10. Pineapple 3
  11. Red Berries 1
  12. Tangerine 1
  13. Tropical 2
  14. Vanilla 1
  15. Watermelon 1
  16. Wild berries 2
Price
Uses
  1. Allergy 1
  2. Analgesic 1
  3. Anti-aging 2
  4. Antibacterial 1
  5. Antioxidant 34
  6. Antiviral 2
  7. Appetite stimulant 1
  8. Blood pressure 17
  9. Bone support 3
  10. Brain activity 40
  11. Cardiovascular 10
  12. Cartilage 1
  13. Circulation 2
  14. Concentration 10
  15. Detox 15
  16. Digestion and transit 10
  17. Emotional balance 5
  18. Emotional health 16
  19. Energy 19
  20. Exercise recovery 9
  21. Exercise resistance 11
  22. Fat burner 14
  23. Glucose control 3
  24. Gut flora 7
  25. Hair 2
  26. Hormonal regulation 2
  27. Immune system 29
  28. Increase muscle mass 36
  29. Intestinal transit 7
  30. Joints and tendons 1
  31. Joints, bones and muscles 45
  32. Libido and aphrodisiac 1
  33. Liver and liver function 17
  34. Memory and cognitive functions 13
  35. Menopause 1
  36. Menstruation 3
  37. Migraines 1
  38. Muscle Fatigue 8
  39. Muscle Mass Maintenance 26
  40. Physical performance 52
  41. Prostate 1
  42. Protective 1
  43. Red blood cell production 1
  44. Relaxing 8
  45. Resistance and vitality 25
  46. Rest and well-being 46
  47. Satiating 12
  48. Sexual dysfunction 1
  49. Sexual health and fertility 1
  50. Skin 3
  51. Skin, Hair and Nails 8
  52. Sleep 4
  53. Urinary tract infection 3
  54. Vasodilator 1
  55. Vision 4
  56. Weight control 15
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  2. Price: from low to high
  3. Price: from high to low
  4. Newest
788 products
Clear All
788 products
  1. L-Threonine
    -21%
    Espadiet

    L-Threonine

    60 capsules
    $30.95 Msrp Price $38.95 As low as $29.09
  2. NAC Detox Regulators
    Doctor's Best

    NAC Detox Regulators

    60 vegetable capsules
    Rating:
    100%
    (2)
    $23.14 Msrp Price $25.15 As low as $21.75
  3. L-Glutation Complex
    -20%
    Lamberts

    L-Glutation Complex

    60 capsules
    Rating:
    96%
    (9)
    $50.22 Msrp Price $62.53 As low as $47.21
  4. NPro Regenintest (intestinal regeneration)
    NPro

    NPro Regenintest (intestinal regeneration)

    167 g of powder (Blueberries)
    Rating:
    96%
    (24)
    $74.14 As low as $69.69
  5. NPro Lactoferrin
    NPro

    NPro Lactoferrin

    60 capsules of 200mg
    Rating:
    100%
    (3)
    $62.63 Msrp Price $66.00 As low as $58.87
  6. L-Theanine
    -20%
    Lamberts

    L-Theanine

    60 tablets of 200mg
    Rating:
    98%
    (11)
    $56.99 Msrp Price $70.95 As low as $53.57
  7. Gsh Glutathione
    Bonusan

    Gsh Glutathione

    60 capsules of 100mg
    Rating:
    100%
    (8)
    $46.36 Msrp Price $50.37 As low as $43.58
  8. L-Carnitine 3000
    MARNYS®

    L-Carnitine 3000

    14 vials of 25ml
    $44.04 Msrp Price $48.42 As low as $41.40
  9. GABA 500mg (with vitamin B6)
    NOW Foods

    GABA 500mg (with vitamin B6)

    200 vegetable capsules
    Rating:
    90%
    (6)
    $31.62 Msrp Price $32.59 As low as $29.72
  10. L-Glutamine powder
    Bonusan

    L-Glutamine powder

    200 g of powder
    Rating:
    97%
    (159)
    $34.94 Msrp Price $37.98 As low as $32.84
  11. Glutamine
    Therascience

    Glutamine

    30 packets
    Rating:
    89%
    (13)
    $61.53 Msrp Price $67.24 As low as $57.84
  12. L-Lysine
    -19%
    Solgar

    L-Lysine

    50 tablets of 1000mg
    Rating:
    97%
    (21)
    $22.96 Msrp Price $28.41 As low as $21.58
  13. L-Tyrosine, 500mg
    -15%
    Swanson

    L-Tyrosine, 500mg

    100 capsules
    Rating:
    100%
    (6)
    $12.65 Msrp Price $14.93 As low as $11.89
  14. NAC (N-Acetyl Cysteine) 600mg
    -20%
    Lamberts

    NAC (N-Acetyl Cysteine) 600mg

    60 capsules
    Rating:
    95%
    (19)
    $41.71 Msrp Price $51.96 As low as $39.21
  15. L-Theanine
    -16%
    Life Extension

    L-Theanine

    60 vegetable capsules
    $33.90 Msrp Price $40.46 As low as $31.87
  16. Ergytaurine liver detox
    -11%
    Nutergia

    Ergytaurine liver detox

    60 capsules
    Rating:
    96%
    (21)
    $29.56 Msrp Price $33.04
  17. L-Ornithine Amino Acid, 500mg
    -14%
    Swanson

    L-Ornithine Amino Acid, 500mg

    60 vegetable capsules
    $16.27 Msrp Price $18.83 As low as $15.29
  18. L-Tyrosine
    -15%
    Solgar

    L-Tyrosine

    50 vegetable capsules of 500mg
    Rating:
    97%
    (12)
    $34.59 Msrp Price $40.85 As low as $32.51
  19. GABA 500 mg
    -41%
    NOW Foods

    GABA 500 mg

    100 capsules (500mg)
    Rating:
    100%
    (10)
    $16.53 Msrp Price $28.00 As low as $15.54
  20. L-Theanine 100mg
    NOW Foods

    L-Theanine 100mg

    90 capsules
    Rating:
    93%
    (3)
    $24.75 As low as $23.26
  21. Lactoferrin
    Bonusan

    Lactoferrin

    60 capsules (150mg)
    Rating:
    97%
    (62)
    $75.98 Msrp Price $82.58 As low as $71.42
  22. L-Glutamine
    -19%
    Solgar

    L-Glutamine

    50 vegetable capsules of 500mg
    Rating:
    98%
    (17)
    $29.22 Msrp Price $35.98 As low as $27.47
  23. L-glutamine
    -16%
    Mega Plus

    L-glutamine

    180 capsules
    Rating:
    100%
    (2)
    $24.35 Msrp Price $29.16 As low as $22.89
  24. L-Glutathione
    -18%
    Solgar

    L-Glutathione

    30 vegetable capsules of 50mg
    Rating:
    95%
    (12)
    $28.68 Msrp Price $35.09 As low as $26.96
72 of 788 Items
Page
Categories
788 products
  1. Carnitine (91)
  2. Glutamine (101)
  3. Tryptophan (60)
  4. Arginine (42)
  5. Tyrosine (22)
  6. Lysine (27)
  7. Cysteine (35)
  8. Methionine (15)
  9. Glutathione (38)
  10. Phenylalanine (9)
  11. Taurine (33)

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." 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