A Study to Evaluate the Efficacy of a Postbiotic Supplement on Menopausal Symptoms in Premenopausal Women

The goal of this consumer health study is to evaluate the effect of resW™ Perimenopause Postbiotic on menopausal symptom severity, menopause-related quality of life, and selected microbiome-related outcomes in generally healthy perimenopausal women aged 35 to 55 years. Participants will be randomized to receive either the active supplement or placebo daily for 4 weeks. Participants will complete electronic questionnaires at baseline and during the study. A predefined subset of participants will also complete stool and vaginal sample collection at baseline and Week 4.