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Standards, Science, & Safety

Is Nutrafol FDA approved?
The FDA has regulatory oversight for dietary supplements, including responsibility for dietary supplement claims, labeling, and manufacturin... Continue Reading
What is NSF Contents Certified?
NSF is a third-party certification that signifies a product meets quality and safety standards set by the FDA to help consumers make safer d... Continue Reading
Where are Nutrafol Hair Growth Nutraceuticals manufactured?
Nutrafol Hair Growth Nutraceuticals are manufactured in the USA using domestic and imported ingredients in Good Manufacturing Practices (GMP... Continue Reading
Are Nutrafol Hair Growth Nutraceuticals third-party certified?
Yes, Nutrafol Hair Growth Nutraceuticals are NSF Certified for Sport, demonstrating our commitment to the highest quality and safety standar... Continue Reading
Are Nutrafol Hair Growth Nutraceuticals Kosher?
No, at this time, Nutrafol Hair Growth Nutraceuticals and Hair Wellness Boosters are not certified Kosher. {{button_Shop All Products_produ... Continue Reading
Are Nutrafol products tested on animals?
No, Nutrafol’s products are not tested on animals. Continue Reading

What is a clinical study?
A clinical study, clinical trial, or clinical research study is an investigation conducted to evaluate the safety, efficacy, and/or product-... Continue Reading
Does the FDA require clinical studies for supplements?
Although the FDA does not require clinical studies for dietary supplements, Nutrafol prioritizes and invests in clinical studies so that we ... Continue Reading
How does Nutrafol design their clinical studies and why?
Nutrafol’s rigorous clinical testing includes various types of clinical studies, each of which is utilized for a specific scientific purpose... Continue Reading
What are publications and why does it matter if they are peer-reviewed?
A publication refers to an article or research paper that has been written and submitted for public dissemination, typically in a scientific... Continue Reading
What does “statistically significant” mean?
Statistically significant means that the results of a study have been analyzed by appropriate statistical tests and indicate that the outcom... Continue Reading
What does "randomized, placebo-controlled" mean?
Randomized, placebo-controlled refers to elements of a study design used in scientific research, especially in clinical trials evaluating th... Continue Reading