Research
Micronutrients & recovery
The geographical origin of protein powder (India, China, Japan) significantly influences its free amino acid profile.
The country where your protein powder was manufactured affects its specific amino acid content, not just the brand or type.
ModerateSupportsMEDIUM confidence
Notably, the whey and vegan protein samples originating from Japan exhibited distinct variations in their amino acid profiles compared to those from India and China.
Why this rating
Analytical study of products.
Source
Quantitative LC-MS/MS Determination of Source-Specific Variations of Underivatized Free Amino Acids in Protein Powders
C. Ranjani et al. · Asian Journal of Chemistry · 2025
mechanism_only · n=18
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