Need some help ?
ONLY IN THE APP! -5% discount on your first order. Coupon: APPLOVERS

Amino acids and proteins

Read more
Read more

Filter By

Sort By

789 products
Filter By
Brand
  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
  26. Designs for Health 1
  27. Devicare 3
  28. Dietisa 1
  29. Direct Nutrition 1
  30. Doctor's Best 14
  31. Douglas Laboratories 1
  32. Drasanvi 9
  33. EAFIT 2
  34. Ebers 1
  35. Eder 1
  36. Eder Health Nutrition 1
  37. Egle 1
  38. El Valle 2
  39. Energy Feelings 1
  40. Enzime Sabinco 1
  41. Equi-nutri 5
  42. Equisalud 44
  43. Erbavoglio 1
  44. ESI 1
  45. Espadiet 7
  46. Estado Puro 4
  47. Esteve 1
  48. Etixx 1
  49. Evogen 8
  50. Extreme Force 1
  51. FDB LABORATORIOS 1
  52. Fenioux 3
  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 6
  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. Méderi 4
  87. Mednat 2
  88. Mega Plus 19
  89. Mensan 3
  90. Mundonatural 3
  91. MuscleTech 1
  92. Nale 3
  93. Named 2
  94. Named Sport 1
  95. Natesis 1
  96. Natrol 3
  97. Natura Essenziale 1
  98. Naturbite 3
  99. Nature Essential 4
  100. Nature et Partage 2
  101. Naturemost 1
  102. Natures Plus 3
  103. Naturitas Essentials 9
  104. Naturlider 2
  105. Naturmil 6
  106. Naturtierra 3
  107. Normon 1
  108. Nova Diet 3
  109. NOW Foods 42
  110. NPro 6
  111. Nutergia 3
  112. Nutralie 1
  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 1
  124. Pharmalys 1
  125. Phytoceutic 1
  126. Pileje 1
  127. Pinisan 1
  128. Plameca 1
  129. Plannatur 2
  130. Plantanet 1
  131. Plantapol 7
  132. Plantis 8
  133. Plantis - Artesania Agricola 2
  134. Polaris 2
  135. Principium 1
  136. Prisma Natural 3
  137. Purasana 2
  138. Pwd 1
  139. Quicksilver 1
  140. Raab 4
  141. Robis 1
  142. Sakai 3
  143. Saludalkalina 1
  144. Salufarm 1
  145. Sanon 1
  146. Santiveri 1
  147. Sesderma 3
  148. Sfb Laboratoires 1
  149. SFI Health/Klaire Labs 6
  150. Shedir Pharma 1
  151. Solaray 21
  152. Solgar 33
  153. Soria Natural 8
  154. Sotya 6
  155. STC Nutrition 4
  156. Sura Vitasan 14
  157. Swanson 39
  158. Taxon 2
  159. Tegor 3
  160. Therascience 4
  161. Tongil 2
  162. Vaminter 1
  163. Vbyotics 9
  164. Vecos 1
  165. Vecteur Sante 2
  166. Viridian 5
  167. VIT.O.BEST 1
  168. Vitalosmose 1
  169. Weider 7
  170. Zenement 6
  171. Zentrum 1
  172. Zeus 14
  173. Zeutics by Naturitas 5
Discount
  1. 10% 252
  2. 20% 203
  3. 30% 39
  4. 40% 11
  5. 50% 9
Essences
  1. Lemon 1
Flags
  1. 100% natural 28
  2. Additives free 16
  3. Alcohol free 2
  4. Allergens free 32
  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 361
  12. Halal 4
  13. Heavy metal free 5
  14. Hypoallergenic 3
  15. Keto 1
  16. Kosher 3
  17. Lactose free 208
  18. Low in calories 1
  19. Made in France 8
  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 4
  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 239
  35. Vegetarian 135
  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 8
  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 2
  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 12
  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 28
  40. Physical performance 53
  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
Sort By
  1. Popularity
  2. Price: from low to high
  3. Price: from high to low
  4. Newest
789 products
789 products
  1. L-glutamine
    -21%
    Naturitas Essentials

    L-glutamine

    120 capsules
    Rating:
    98%
    (9)
    $26.38 Msrp Price $33.50 As low as $23.74
  2. GABA 500mg
    -22%
    Naturitas Essentials

    GABA 500mg

    60 capsules
    Rating:
    99%
    $21.12 Msrp Price $26.97 As low as $18.80
  3. Lactoferrin with Vitamin C
    -29%
    Naturitas Essentials

    Lactoferrin with Vitamin C

    60 capsules
    Rating:
    100%
    $61.23 Msrp Price $85.67 As low as $55.11
  4. NAC (N-acetylcysteine) - defenses
    -17%
    Naturitas Essentials

    NAC (N-acetylcysteine) - defenses

    60 capsules
    Rating:
    96%
    $18.79 Msrp Price $22.70 As low as $16.72
  5. L-Tyrosine
    -16%
    Naturitas Essentials

    L-Tyrosine

    60 capsules of 500mg
    Rating:
    100%
    $19.76 Msrp Price $23.59 As low as $17.78
  6. L-glutamine
    -21%
    Naturitas Essentials

    L-glutamine

    60 capsules
    Rating:
    100%
    (5)
    $15.57 Msrp Price $19.76 As low as $14.01
  7. L-glutamine powder
    -30%
    Naturitas Essentials

    L-glutamine powder

    200 g of powder
    Rating:
    93%
    (6)
    $31.11 Msrp Price $44.19 As low as $27.69
  8. Taurine 1000 mg
    -15%
    Naturitas Essentials

    Taurine 1000 mg

    240 tablets
    $25.18 Msrp Price $29.46 As low as $22.41
  9. Lactoferrin with vitamin C
    -15%
    Naturitas Essentials

    Lactoferrin with vitamin C

    120 capsules
    Rating:
    100%
    (1)
    $106.62 Msrp Price $124.87 As low as $94.89
  10. tryptophan
    Santiveri

    tryptophan

    30 capsules
    $27.37 Msrp Price $28.39 As low as $26.00
  11. GABA 500 mg
    -44%
    NOW Foods

    GABA 500 mg

    100 capsules (500mg)
    Rating:
    100%
    $16.90 Msrp Price $30.17 As low as $16.05
  12. NPro L-Glutamine (intestinal regeneration)
    -12%
    NPro

    NPro L-Glutamine (intestinal regeneration)

    300 g of powder (Neutral)
    Rating:
    94%
    (7)
    $39.18 Msrp Price $44.41 As low as $37.22
  13. NAC
    -17%
    Longlife

    NAC

    60 capsules
    $28.47 Msrp Price $34.10 As low as $27.05
  14. L-Arginine
    -23%
    Solgar

    L-Arginine

    90 tablets of 1000mg
    Rating:
    94%
    $51.30 Msrp Price $66.55 As low as $48.73
  15. Liposomal GABA with L-Theanine
    Quicksilver

    Liposomal GABA with L-Theanine

    50 ml
    Rating:
    93%
    $61.91 Msrp Price $65.33 As low as $58.81
  16. L-Theanine 100mg
    NOW Foods

    L-Theanine 100mg

    90 capsules
    Rating:
    93%
    (3)
  17. GABA, 500mg
    -39%
    Swanson

    GABA, 500mg

    100 capsules
    Rating:
    92%
    $11.76 Msrp Price $19.21 As low as $11.17
  18. GABA 500mg (with vitamin B6)
    NOW Foods

    GABA 500mg (with vitamin B6)

    200 vegetable capsules
    Rating:
    90%
    (6)
    $32.32 Msrp Price $35.12 As low as $30.70
  19. L-Lysine
    -23%
    Solgar

    L-Lysine

    50 tablets of 1000mg
    Rating:
    97%
    $23.46 Msrp Price $30.62 As low as $22.29
  20. Acetyl L-carnitine
    -14%
    NOW Foods

    Acetyl L-carnitine

    100 vegetable capsules
    $36.26 Msrp Price $41.92 As low as $34.45
  21. L-Carnitine
    -27%
    Solgar

    L-Carnitine

    60 tablets (500mg)
    $114.95 Msrp Price $156.73 As low as $109.20
  22. Premium n-acetyl cysteine 600 mg
    Swanson

    Premium n-acetyl cysteine 600 mg

    100 capsules of 600mg
    Rating:
    100%
    $23.16 Msrp Price $24.90 As low as $22.00
  23. Glycine
    Zeutics by Naturitas

    Glycine

    200 g of powder
    Rating:
    97%
    (7)
    $35.07 Msrp Price $35.51 As low as $30.51
  24. TMG (Trimethylglycine), 500mg
    -16%
    Swanson

    TMG (Trimethylglycine), 500mg

    90 capsules
    Rating:
    100%
    (7)
    $13.40 Msrp Price $16.00 As low as $12.73
24 of 789 Items
Page

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

"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
Mar O. 24-06-2023
"They are fast, efficient, if you have any problem with the delivery they solve it and are very kind." Anonymous 10-05-2023
"Fast delivery, perfect packaging, everything correct and quality products at a good price. It's a pleasure to shop on this website." Cristal M. 18-04-2023
"I like that I earn discount points for future purchases." Rosa C. 16-03-2023
"I liked the more environmentally friendly packaging, the quick delivery and the price-quality ratio of the products." Anonymous 22-02-2023