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Amino Acids and Appetite Regulation

The relationship between specific amino acids and human appetite, including the effects of tryptophan, glycine, and branched-chain amino acids on gut hormones and neural circuits.

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Jan 25, 2026
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How do specific amino acids (glycine, tryptophan, BCAAs) influence gut‑hormone responses and appetite in humans?

Specific —, and the branched‑chain amino acids (BCAAs)—interact with gut hormones and neural circuits but do not have a single, predictable effect on human appetite; evidence shows plausible mechanism...

Feb 4, 2026

How do GLP-1 medications produce appetite suppression differently than protein preloads?

suppress appetite by pharmacologically stimulating GLP-1 pathways across gut, brainstem and forebrain circuits and by slowing gastric emptying, producing sustained changes in hunger, food reward and i...