QUALITY RANKINGS
SCORE
Analyses Performed
114 analytical tests on 10 of the best-selling B-Complex supplements in the United States.
Must-see Statistic
8 of 10 products met daily intake recommendations for all their claimed B-vitamins in 1 serving.
Unconventional Wisdom
Across the B-vitamins, measured content deviated from individual label claims by an average of 33%.