asked 16.4k views
3 votes
A large research trial using a _____ supplement was stopped early due to evidence of possible harm.

a. beta carotene
b. Ginkgo biloba
c. St. John's Wort
d. None of these

1 Answer

2 votes
It should be C st .johns wort
answered
User Katherinne
by
8.3k points
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