How does the FDA determine if a supplement is effective?
How does the FDA determine if a supplement is effective?
The U.S. Food and Drug Administration (FDA) does not determine whether dietary supplements are effective before they are marketed.
Where can I find the dietary supplement labeling guide?
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What to do if you have a reaction to a dietary supplement?
Notify FDA if the use of a dietary supplement caused you or a family member to have a serious reaction or illness (even if you are not certain that the product was the cause or you did not visit a doctor or clinic). Stop using the product. Contact your healthcare provider to find out how to take care of the problem.
Are there any interactions between drugs and supplements?
Even the most common supplements can have surprising interactions with drugs and other supplements. Even the most common supplements can have surprising interactions with drugs and other supplements.
How to contact the FDA about combination products?
If a sponsor makes a paper submission of an RFD pursuant to 21 CFR Part 3, or makes a paper submission of a Pre-RFD, OCP requests applicants/sponsors to also notify our mailbox at [email protected]. Finally, in lieu of telephone inquiries, please send all other information requests to our mailbox at [email protected]. On this page:
How to submit a RfD for a combination product?
To do so, applicants/sponsors may send RFDs and Pre-RFDs to [email protected] and identify the submission type (“RFD” or “Pre-RFD” as applicable) in the subject line of the email.
Are there any supplements you should not take at the same time?
Here are the combos you should avoid. When these minerals are taken at the same time, they may not be quite as effective, says Tod Cooperman, MD, president of consumerlab.com, an independent testing company focused on health and nutrition products in White Plains, New York.
What happens if you mix medication with a dietary supplement?
Certain dietary supplements can change absorption, metabolism, or excretion of a medication and therefore affect its potency. “You may be getting either too much or too little of a medication you need,” Mozersky warns. Consequently, combining dietary supplements and medications could have dangerous and even life-threatening effects.