Have your stool tested for parasites. Take this questionaire for candida: https://adrenalfatigue.org/candida-questionnaire/
Take Silymarin and fast to clear your liver. Almost everyone in this modern age has low immunity that permits candida overgrowth and until you go live out in the wild permanently you will always have that deficiency. It comes with modern life. I take care of candida with this: http://www.dragonfly75.com/eng/CZ.html