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The amino acids from protein digestion directly stimulate L-cells, with some research suggesting that whey protein may be particularly effective
We also include ingredients that help the body recycle glutathione, ensuring it remains active for longer
Whilst oral bioavailability is relatively poor (less than 5% reaches systemic circulation due to extensive first-pass metabolism), sufficient absorption occurs to produce measurable pharmacological effects in research settings
Kanitakis, J
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