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

herb

別名: Berberine HCl, Berberine Hydrochloride, Goldenseal Extract, Coptis chinensis

𝕏 LinkedIn

<\/script>\n

`; }, get iframeSnippet() { const domain = 'heartcited.com'; const params = 'ingredient\u003Dberberine'; return ``; }, get activeSnippet() { return this.method === 'script' ? this.scriptSnippet : this.iframeSnippet; }, copySnippet() { navigator.clipboard.writeText(this.activeSnippet).then(() => { this.copied = true; setTimeout(() => { this.copied = false; }, 2000); }); } }" @keydown.escape.window="open = false" @click.outside="open = false">

Embed This Widget

Style

Widget powered by . Free, no account required.

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

症状・状態	グレード	研究数	参加者数
High Cholesterol (Hyperlipidemia)	B	46	5000	詳細を見る →
Metabolic Syndrome (Cardiovascular Aspects)	B	20	2500	詳細を見る →
High Blood Pressure (Hypertension)	C	8	600	詳細を見る →

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)

服用しているすべてのサプリメントについて、必ず医療提供者にお知らせください。摂取しているすべてのサプリメントについて、必ず医療専門家にお知らせください。

Related Ingredients

Hawthorn Garlic Curcumin Red Yeast Rice

基本情報

用量: General: 500-1,500 mg/day divided TID; Lipid_Support: 500 mg TID with meals
剤形: capsule tablet
天然の供給源: Goldenseal, Oregon grape, Barberry, Chinese goldthread (Coptis chinensis), Tree turmeric
上限量: Not formally established; GI side effects limit doses >1,500 mg/day
推奨摂取タイミング: With meals, divided TID for sustained plasma levels; short half-life

エビデンスの要約

High Cholesterol (Hyperlipidemia) B

Metabolic Syndrome (Cardiovascular Aspects) B

High Blood Pressure (Hypertension) C

FDAに関する免責事項: これらの記述は米国食品医薬品局（FDA）による評価を受けていません。本ウェブサイトの製品および情報は、疾病の診断、治療、治癒、または予防を目的としたものではありません。表示されているエビデンスグレードは、公開された査読済み研究の分析に基づいており、医療上の助言を構成するものではありません。サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。