Higher standards. Better results. Efficacy is a direct result of rigorous clinical testing—which is why we require it.
Women’s Trial Two Menopause Studies Men’s & Women’s Ethnic Hair Study Women’s Trial After a 6-month clinical trial, the blinded evaluating dermatologist counted more vellus (baby) hairs and more terminal (longer, thicker) hairs in women taking Nutrafol compared to the placebo group.1
90%
SAW OVERALL IMPROVEMENT IN THEIR HAIR.1
86%
SAW IMPROVED HAIR GROWTH.1
1. Stephens T, et al. JCAD. 2022./Nutrafol data on file. 2020.
It doesn’t stop at clinical trials. Supporting a healthy scalp while preserving the microbiome.
Read the study Safety and efficacy of a hair growth supplement in peri-and postmenopausal women.
Read the study Changing Hair Growth in Men and Women of Diverse Ethnicities.
Read the study The connection between stress, immunity and hair health.
Read the study Is there any real science behind biotin for hair growth?
Read the study A paradigm shift: The multi-targeting approach to thinning hair.
Read the study A paradigm shift: The multi-targeting approach to thinning hair.
Read the study Supporting a healthy scalp while preserving the microbiome.
Read the study Safety and efficacy of a hair growth supplement in peri-and postmenopausal women.
Read the study Changing Hair Growth in Men and Women of Diverse Ethnicities.
Read the study The connection between stress, immunity and hair health.
Read the study Is there any real science behind biotin for hair growth?
Read the study A paradigm shift: The multi-targeting approach to thinning hair.
Read the study Supporting a healthy scalp while preserving the microbiome.
Read the study Safety and efficacy of a hair growth supplement in peri-and postmenopausal women.
Read the study Changing Hair Growth in Men and Women of Diverse Ethnicities.
Read the study The connection between stress, immunity and hair health.
Read the study Is there any real science behind biotin for hair growth?
Read the study A paradigm shift: The multi-targeting approach to thinning hair.
Read the study Our research collaborations.
University of Vienna
Cornell University
University of Bradford
Rutgers University
University of Vigo
