Posted 07 November 2019
This South African study found that the the majority of 100% Whey or Casein protein powders, e.g. made by USN, Nutritech, Evox , do not contain the levels of protein as indicated on the label. But more seriously, these products claim to build muscle – but have been stripped of essential amino acids so they are not “proper proteins” and therefore, cannot do so, but can only be utilised as fuel.
Subject: 12th IFDC 2017 Special Issue – High protein sports supplements: Protein quality and label compliance
12th IFDC 2017 Special Issue – High protein sports supplements: Protein quality and label compliance⋆ Hettie C.Schönfeld Nicolette Hall BeulahPretorius Journal of Food Composition and Analysis Volume 83, October 2019, 103293
- International harmonization of food-type supplement regulations is limited.
- Protein supplements are not distinctly regulated in S. Africa by local food control.
- Commercial high-protein sport supplement label