Amino Acid Concentrations in Serum After Intake of Different Protein Sources

Inclusion Criteria: 1. Age ≥ 18 and ≤ 70 years 2. Body Mass Index (BMI) ≥ 18.5 and ≤ 27.0 kg/m2 3. Written informed consent 4. Willingness and ability to comply with the protocol 5. Judged by the Investigator to be in good health Exclusion Criteria: 1. Any gastrointestinal (GI) disease or surgery that may interfere with GI function and/or protein metabolism, including but not limited to phenylketonuria, pancreatitis, short bowel syndrome, celiac disease, Crohn's disease, in the opinion of the Investigator 2. Known renal or hepatic diseases that may interfere with protein metabolism, including but not limited to acute hepatitis, chronic liver disease, nephritis, cystinuria, chronic kidney disease, in the opinion of the Investigator 3. Use of systemic antibiotics, anticonvulsants, prokinetics, antacids, medication influencing gastric acid production, systemic anticoagulants, systemic corticosteroids, laxatives, growth hormone, testosterone, immunosuppressants or insulin within the past 3 weeks prior to screening 4. Allergy to soy, pea and/or cow's milk protein 5. Adherence to a weight loss program 6. Current eating disorder, e.g. anorexia nervosa or bulimia 7. Known pregnancy and/or lactation 8. Current smoking or stopped smoking for \< 1 month prior to screening (except for incidental smoking of ≤ 3 cigarettes/cigars/pipes per week on average in the last month prior to screening) 9. Average alcohol use of \> 21 glasses per week for men or \> 14 glasses per week for women (on average during the last 6 months prior to screening) 10. Drug or medicine abuse in opinion of the investigator 11. Any known bleeding disorder 12. Known difficulties with placement of and/or blood drawings from a cannula 13. Active participation in any other study with investigational or marketed products concomitantly or within 4 weeks prior to screening 14. Major medical or major surgical event requiring hospitalization within the preceding 3 months and/or scheduled in the period of study participation 15. Investigator's uncertainty about the willingness or ability of the subject to comply with the protocol requirements 16. Employees of Nutricia Research and/or their family members or relatives