What Should Clinicians Know About Dietary Supplement Quality?

Area of Science:

• Nutritional Science
• Pharmacology
• Public Health

Background:

• Dietary supplement use is increasing in the United States.
• Regulatory oversight for supplement quality parameters is limited.
• Clinicians require guidance on assessing supplement quality.

Purpose of the Study:

• To inform clinicians on evaluating dietary supplement quality.
• To guide assessment of manufacturers' adherence to quality standards.
• To promote the use of verification and certification programs.

Main Methods:

• Review of existing regulatory frameworks for dietary supplements.
• Analysis of quality parameters relevant to supplement ingredients.
• Examination of third-party verification and certification programs.

Main Results:

• Specific quality parameters are not universally regulated for all supplement ingredients.
• Clinicians can utilize established methods to evaluate product quality.
• Verification and certification programs offer reliable indicators of quality.

Conclusions:

• Clinicians must be equipped to assess dietary supplement quality due to limited regulation.
• Evaluating manufacturers' adherence to public standards is crucial.
• Encouraging the use of independent verification enhances patient safety.