Why Weight Loss, Low Estrogen, and ‘Healthy Aging’ Are Failing Women

In this episode of the Integrative Health Podcast, Dr. Jen sits down with Dr. Sundeep Dugar—renowned medicinal chemist, co-inventor of the drug Zetia, and industry pioneer with over 40 years of experience—to explore the foundational role of mitochondrial health in aging, hormones, and energy.

Dr. Dugar shares why he transitioned from Big Pharma into the nutraceutical space, explaining that while pharmaceutical drugs often target isolated diseases, mitochondria are central to nearly every aspect of human health. Because mitochondrial dysfunction underlies conditions ranging from fatigue to muscle loss, brain fog, and chronic disease, supporting mitochondria offers broad, system-wide benefits.

The conversation dives deeply into why mitochondrial health is especially critical for women. Dr. Jen and Dr. Dugar explain how mitochondria are inherited exclusively from the mother and play a central role in hormone production, including estrogen. During perimenopause, declining estrogen levels impair mitochondrial biogenesis, creating a “bioenergetic deficit” that drives hallmark aging symptoms such as fatigue, cognitive decline, and muscle loss.

Dr. Dugar introduces epicatechin—a specific flavonol derived from green tea and cacao—and explains how it acts as an “exercise mimetic,” signaling the body to create new mitochondria. He clarifies how epicatechin differs from common green tea extracts like EGCG, outlines proper dosing, and discusses why more is not better.

They also cover the broader implications of mitochondrial health for bone density, muscle preservation, organ failure, sleep quality, and the risks associated with rapid weight loss from GLP-1 medications.

Dr. Jen speaks with medicinal chemist Dr. Sundeep Dugar about mitochondrial health, estrogen decline, epicatechin from green tea, perimenopause, muscle loss, and healthy aging.

Dr. Sundeep Dugar is a renowned medicinal chemist with over 40 years of experience in drug discovery and development. He is the co-inventor of Zetia and has worked extensively in cardiovascular, metabolic, and mitochondrial research. Dr. Dugar now focuses on translating cutting-edge science into safe, effective nutraceuticals that support foundational cellular health.

Website: https://www.thrombio.com.au/leadership/sundeep-dugar 

Linkedin: https://www.linkedin.com/in/sundeepdugar/

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