Most popular

Berberine

A yellow compound from plants such as Indian barberry (daruharidra), goldenseal and Chinese goldthread (huanglian).

Why people take it
Blood sugar, cholesterol and weight; online it is sometimes called "nature's Ozempic".
What the evidence says
Some studies show it lowers blood sugar and cholesterol a little. Weight loss in studies is small, and it does not work like Ozempic.
Be careful
Can cause stomach upset and constipation. Interacts with many medicines and can make blood sugar too low with diabetes medicines. Not safe in pregnancy, breastfeeding or for newborns.

Other most popular

MagnesiumVitamin D (D3)Protein powderOmega-3 / fish oilCreatine (monohydrate)AshwagandhaCollagenProbioticsIronMultivitaminsZincVitamin CCoQ10 / UbiquinolFibre (psyllium / isabgol)B vitamins / B12 / B-complexVitamin K2

Common questions

What is Berberine?

A yellow compound from plants such as Indian barberry (daruharidra), goldenseal and Chinese goldthread (huanglian).

Why do people take Berberine?

Blood sugar, cholesterol and weight; online it is sometimes called "nature's Ozempic".

Does Berberine work?

Some studies show it lowers blood sugar and cholesterol a little. Weight loss in studies is small, and it does not work like Ozempic.

Is Berberine safe?

Can cause stomach upset and constipation. Interacts with many medicines and can make blood sugar too low with diabetes medicines. Not safe in pregnancy, breastfeeding or for newborns.

Sources and further reading

NCCIH: berberine

Last reviewed 31 October 2026. Written by Satya Babu.

🔎 Search all supplements

For information only, not medical advice. Supplements are not medicines: they are not tested and approved like drugs before they are sold, and they can interact with medicines. Talk to your doctor or pharmacist before you start one, especially if you are pregnant or breastfeeding, take regular medicines, or have kidney, liver or heart disease.