In searching the forum for malabsorption, I thought this thread was interesting about finding malabsorption/fatigue issues were Giardia,(after 5 years)
"Giardia Lamblia usually isn't the only one there, large doses of MSM will pretty much take care of this but that may take some time.
In the meantime 95% Turmeric concentrate gives instant relieve.
Zappers are somewhat effective but since this one comes and goes and its best to use the MSM approach, dosage under my profile.