MEET OUR
Medical Advisory Board
We work with a diverse team of esteemed doctors who specialize in women’s
health & hormones. Together, we create products with high-quality ingredients that
effectively address the root cause—to help you feel better long term.*

Dr. Jessica Shepherd
OBGYN MD, MBA, FACOG

Dr. Roxanne Pero
OBGYN MD, FACOG, FACLM, IFMCP

Dr. Saru Bala
Integrative Women’s Health ND

Dr. Kendra Segura
OB/GYN

Dr. Shahin Ghadir
OB/GYN, MD FACOG
Quotes from
Our Doctors

Dr. Jessica Shepherd
OBGYN MD, MBA, FACOG
“I recommend O Positiv's vitamins to my patients because—bottom line—they work. I appreciate that they tackle women's health issues that have been historically overlooked and minimized.”

Dr. Saru Bala
Integrative Women’s Health ND
“Women often hear that their symptoms—from PMS to menopause, vaginal health to gut issues—are “normal.” I love O Positiv’s mission to fill commonly-ignored health needs, offering well-researched products that work.”

Dr. Kendra Segura
OB/GYN
““My patients want options that feel approachable and truly supportive of their everyday health. O Positiv stands out for creating women-centered formulas that are easy to understand, easy to use, and rooted in clinical insight. They meet women where they are—with care, clarity, and compassion.””

Dr. Shahin Ghadir
OB/GYN, MD FACOG
“As a reproductive endocrinologist, I’m impressed by O Positiv’s commitment to formulating with precision—using ingredients selected for their evidence, efficacy, and relevance to women’s hormonal biology.”

Dr. Roxanne Pero
OBGYN MD, FACOG, FACLM, IFMCP
“Finally, a company that spans the entire spectrum of women’s health needs! From hormonal health, menopause to PMS, bladder symptom relief to vaginal health, O Positiv is leading the charge in comprehensive, clean, and effective supplements for the modern day woman at any age and stage of her life.”

Dr. Jessica Shepherd
OBGYN MD, MBA, FACOG
“I recommend O Positiv's vitamins to my patients because—bottom line—they work. I appreciate that they tackle women's health issues that have been historically overlooked and minimized.”

Dr. Saru Bala
Integrative Women’s Health ND
“Women often hear that their symptoms—from PMS to menopause, vaginal health to gut issues—are “normal.” I love O Positiv’s mission to fill commonly-ignored health needs, offering well-researched products that work.”

Dr. Kendra Segura
OB/GYN
““My patients want options that feel approachable and truly supportive of their everyday health. O Positiv stands out for creating women-centered formulas that are easy to understand, easy to use, and rooted in clinical insight. They meet women where they are—with care, clarity, and compassion.””

Dr. Shahin Ghadir
OB/GYN, MD FACOG
“As a reproductive endocrinologist, I’m impressed by O Positiv’s commitment to formulating with precision—using ingredients selected for their evidence, efficacy, and relevance to women’s hormonal biology.”

Dr. Roxanne Pero
OBGYN MD, FACOG, FACLM, IFMCP
“Finally, a company that spans the entire spectrum of women’s health needs! From hormonal health, menopause to PMS, bladder symptom relief to vaginal health, O Positiv is leading the charge in comprehensive, clean, and effective supplements for the modern day woman at any age and stage of her life.”