Supplement Ingredient Follow-up

The Consumer Report messages on supplements also brought out the responses. There were a few that I thought I should write about to bring about some clarity on the topic.

From the list of “15 Supplement Ingredients to Always Avoid,” I wrote about only green tea extract in depth and mentioned caffeine powder. Most were herbs that are not found in conventional supplements such as multivitamins or coenzyme Q10. What seems to be a characteristic of most herbs on the list is that they cause liver and kidney damage when not used properly such as comfrey, kava, and usnic acid . . .

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