What is the recommended dosage for Berberine?

General: 500-1,500 mg/day divided TID; Lipid Support: 500 mg TID with meals

What are the side effects of Berberine?

Potential side effects include: Diarrhea (most common, usually resolves in 2 weeks), Constipation, Flatulence, Abdominal pain, May lower blood sugar (monitor in diabetics).

What is berberine and how may it support cardiovascular health?

Berberine is a plant alkaloid that activates AMPK, a key metabolic regulator. Clinical trials have demonstrated effects comparable to some pharmaceuticals for lowering LDL cholesterol, triglycerides, and blood glucose. A meta-analysis of 27 RCTs found significant reductions in total cholesterol, LDL, and triglycerides.

What dosage of berberine has been studied for cardiovascular outcomes?

Most cardiovascular studies used 900–1,500 mg of berberine per day, divided into two or three doses with meals. The typical regimen is 500 mg three times daily. Studies lasted 8–24 weeks. Berberine's lipid-lowering effects are observed within the first 4 weeks and plateau around 8–12 weeks.

What are the potential side effects of berberine?

Common side effects include diarrhea, constipation, flatulence, and abdominal pain, typically in the first 1–2 weeks. Berberine can lower blood sugar and may cause hypoglycemia when combined with diabetes medications. It inhibits CYP3A4, CYP2D6, and P-glycoprotein, creating potential interactions with many medications including statins and cyclosporine.

Berberine
Berberine

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Также известен как: Berberine HCl, Berberine Hydrochloride, Goldenseal Extract, Coptis chinensis

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About

Berberine activates AMPK, the master metabolic switch, and upregulates LDL receptors via PCSK9 inhibition — a mechanism distinct from and complementary to statins. A landmark 2004 RCT found berberine at 500 mg BID reduced LDL by 25%, triglycerides by 35%, and total cholesterol by 29% — comparable to moderate-dose statins. A 2024 meta-analysis of 46 RCTs confirmed these findings.

How It Works

Activates AMPK in hepatocytes, adipocytes, and skeletal muscle; upregulates LDL receptor expression by stabilizing LDLR mRNA via PCSK9 inhibition, increasing hepatic LDL clearance by a mechanism distinct from statins; reduces hepatic cholesterol synthesis via HMG-CoA reductase inhibition; improves insulin sensitivity by enhancing GLUT4 translocation; inhibits intestinal cholesterol absorption.

Evidence For Conditions

Состояние	Оценка	Исследования	Участники
High Cholesterol (Hyperlipidemia)	B	46	5000	Подробнее →
Metabolic Syndrome (Cardiovascular Aspects)	B	20	2500	Подробнее →
High Blood Pressure (Hypertension)	C	8	600	Подробнее →

Side Effects

Diarrhea (most common, usually resolves in 2 weeks)
Constipation
Flatulence
Abdominal pain
May lower blood sugar (monitor in diabetics)

Drug & Supplement Interactions

Metformin (additive blood sugar lowering; may increase metformin levels)
CYP2D6 and CYP3A4 substrates (berberine is a CYP inhibitor)
Cyclosporine (may increase blood levels)
Macrolide antibiotics (may prolong QT interval)
Statins (complementary mechanism; monitor for additive effects)

Всегда сообщайте лечащему врачу обо всех принимаемых добавках.

Related Ingredients

Hawthorn Garlic Curcumin Red Yeast Rice

Основные факты

Дозировка: General: 500-1,500 mg/day divided TID; Lipid_Support: 500 mg TID with meals
Формы выпуска: capsule tablet
Природные источники: Goldenseal, Oregon grape, Barberry, Chinese goldthread (Coptis chinensis), Tree turmeric
Верхний предел: Not formally established; GI side effects limit doses >1,500 mg/day
Лучшее время приёма: With meals, divided TID for sustained plasma levels; short half-life

Обзор доказательной базы

High Cholesterol (Hyperlipidemia) B

Metabolic Syndrome (Cardiovascular Aspects) B

High Blood Pressure (Hypertension) C

Отказ от ответственности FDA: Данные утверждения не были оценены Управлением по санитарному надзору за качеством пищевых продуктов и медикаментов (FDA). Продукты и информация на этом сайте не предназначены для диагностики, лечения, излечения или профилактики каких-либо заболеваний. Представленные оценки доказательности основаны на нашем анализе опубликованных рецензируемых исследований и не являются медицинской консультацией. Всегда консультируйтесь с лечащим врачом перед началом приёма любых добавок.