Green tea bioaccumulates fluoride at up to 300 times the level of the water and/or soil. Despite its numerous health benefits, green tea drinkers may develop arthritis, an early sign of fluoride toxicity. I have seen several cases where patients have eliminated stiffness and weakness in their hands by simply cutting out their daily intake of green tea. Check out the table below to discover which brands of green tea tested highest in fluoride concentrations.

 Fluoride Concentration in Green Tea