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    Created in 2008, Phoenix Rising is the largest and oldest forum dedicated to furthering the understanding of, and finding treatments for, complex chronic illnesses such as chronic fatigue syndrome (ME/CFS), fibromyalgia, long COVID, postural orthostatic tachycardia syndrome (POTS), mast cell activation syndrome (MCAS), and allied diseases.

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  1. Q

    Tryptophan vs. 5-HTP

    Presumably, the idea behind taking either tryptophan or 5-HTP is to fight insomnia and that serotonin is highly beneficial for the brain. Yet, it appears that the gist of research studies on tryptophan show that it isn't all that effective for this purpose. Probably more worrisome, tryptophan...