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Table 3 KNOWLEDGE OF AND ATTITUDES ABOUT DIETARY SUPPLEMENTS by frequency of education |
Coll Some HS Grad
Total grad+ Coll. or less
Follow news reports very/
fairly closely* 35% 46% 39% 30%
Very/somewhat familiar
with supplements* 55% 64% 64% 49%
Know that govt doesn't
regulate supplements* 53% 67% 56% 46%
Supplements are inadequately
tested* 48% 62% 49% 43%
Many supplements don't do
what ads claim* 49% 55% 47% 47%
Boosting immune system means:
Prevents illness* 64% 68% 69% 60%
Helps people when sick 43% 42% 43% 43%
Should be more govt
regulation of:
Safety 59% 62% 61% 58%
Purity/dosage* 60% 65% 64% 57%
Ad claims 63% 68% 63% 62%
Use supplements regularly 18% 22% 20% 16%
Good for health/well-being 52% 53% 59% 49%
Supplements can help people
with at least 4 of 6
illnesses 36% 37% 38% 34%
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Note: * Significant difference between responses of college grads and those who are HS grads or less.
Source: NPR/Kaiser Family Foundation/Kennedy School of Government Survey of Americans on Dietary Supplements, February 1999 |