Bah-Bah-Bah, Bah-Bah-Berberine

Is this popular dietary supplement really a sound substitute for the weight-loss and diabetes drug Ozempic?

Berberine
iStock

Berberine—a compound extracted from a variety of plants, including barberry, goldenseal, and tree turmeric—has been used for centuries in traditional Ayurvedic and Chinese medicine, mostly to treat gastrointestinal issues. But now it’s become a popular supplement that’s being touted as ...