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  1. haidut

    The Lower Your Cortisol Levels, The Younger You Look

    Peat has this quote popping up on the forum every once in a while. “The main features of aging can be produced... | Ray Peat Forum "..."...The main features of aging can be produced directly by administering excessive amounts of cortisol. These features include atrophy of skin, arteries, muscle...
  2. haidut

    Inhibiting Serotonin During Protein Feeding Doubles Maximum Lifespan

    This study is actually on the effects of a high protein diet on brain neurotransmitters and lifespan. It was done in fruit flies but the serotonin in those fruit flies are essentially the same in humans. So, the results should hold. One of the big takeaways from the study is the explanation of...
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