• Welcome to Phoenix Rising!

    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.

    To become a member, simply click the Register button at the top right.


  1. linusbert

    Is there a vegan Vitamin D supplement without fat/MCT?

    i suspect coconut products and MCT to trigger my allergy/histamine/mast cell problems. but i need vitamin D to regulate the immune system to reduce those - which worked 1-2 years ago but doesnt anymore. i had a similiar problem with a K2mk4 product causing me massive stomach pain and issues and...