What is the recommended dosage for Curcumin?

General: 500-1,500 mg/day with piperine (black pepper extract) for absorption; Ibs Support: 500-1,000 mg/day; Uc Maintenance: 2,000 mg/day (1 g twice daily) as adjunct to mesalamine

What are the side effects of Curcumin?

Potential side effects include: GI discomfort (nausea, diarrhea, abdominal pain) at high doses, Yellow staining of skin/teeth with topical/oral contact, Increased gallbladder contractions (avoid with gallstones or bile duct obstruction), Iron chelation (may reduce iron absorption at very high doses).

What is curcumin and how does it work for gut health?

Curcumin is the primary bioactive compound in turmeric, possessing potent anti-inflammatory and antioxidant properties. It works in the gut by modulating NF-kB and other inflammatory pathways, supporting intestinal barrier function, and influencing the gut microbiome composition. Research suggests it may help manage inflammatory conditions of the digestive tract and support overall gut mucosal health.

What is the recommended dosage of curcumin?

Clinical studies for digestive conditions have used curcumin at 500 mg to 3 g per day, typically in divided doses. Bioavailability is a key consideration — standard curcumin is poorly absorbed, so formulations with piperine (black pepper extract), phospholipids (Meriva), or nanoparticle technology are often recommended. Enhanced bioavailability forms may be effective at lower doses.

Are there side effects or interactions with curcumin?

Curcumin is generally safe but can cause nausea, diarrhea, or headache at high doses. It may interact with blood-thinning medications (warfarin), diabetes drugs, and medications metabolized by CYP enzymes. Curcumin should be used cautiously by individuals with gallbladder disease or bile duct obstruction, and high-dose supplementation should be avoided during pregnancy.

Curcumin
Curcumin

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別名: Turmeric Extract, Curcuma longa, Curcuminoids, Theracurmin, BCM-95, Meriva

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About

Curcumin is the primary bioactive polyphenol in turmeric (Curcuma longa) with potent anti-inflammatory properties in the GI tract. It inhibits NF-kB and COX-2 inflammatory cascades in the intestinal mucosa. The multicenter CUBE trial demonstrated that curcumin (2 g/day) alongside mesalamine may help maintain remission in ulcerative colitis, reducing relapse rates. Curcumin also supports mucosal healing and may help modulate the gut microbiome.

How It Works

Inhibits NF-kB and COX-2 inflammatory cascades in intestinal mucosa reducing pro-inflammatory cytokine production; enhances mucosal healing through TGF-beta signaling; modulates gut microbiome increasing Bifidobacteria populations; reduces intestinal oxidative stress via Nrf2 pathway activation.

Evidence For Conditions

症状・状態	グレード	研究数	参加者数
Ulcerative Colitis (UC)	B	5	400	詳細を見る →
Crohn's Disease	C	3	200	詳細を見る →
Irritable Bowel Syndrome (IBS)	C	2	200	詳細を見る →

Side Effects

GI discomfort (nausea, diarrhea, abdominal pain) at high doses
Yellow staining of skin/teeth with topical/oral contact
Increased gallbladder contractions (avoid with gallstones or bile duct obstruction)
Iron chelation (may reduce iron absorption at very high doses)

Drug & Supplement Interactions

Anticoagulants (curcumin has antiplatelet properties; may increase bleeding risk)
Chemotherapy agents (curcumin may alter drug metabolism via CYP enzyme inhibition)
Sulfasalazine (additive anti-inflammatory effect — may be beneficial in IBD)
Iron supplements (curcumin may chelate iron; space dosing)
Piperine/black pepper (enhances curcumin bioavailability by 2,000% — commonly co-administered)

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

Peppermint Oil Ginger Slippery Elm Deglycyrrhizinated Licorice (DGL) Berberine

基本情報

用量: General: 500-1,500 mg/day with piperine (black pepper extract) for absorption; Ibs_Support: 500-1,000 mg/day; Uc_Maintenance: 2,000 mg/day (1 g twice daily) as adjunct to mesalamine
剤形: capsule tablet powder liquid extract phytosome (Meriva)
天然の供給源: Turmeric root (Curcuma longa), Curry powder
上限量: Well-tolerated up to 8 g/day in clinical trials (most studies use 1-2 g/day)
推奨摂取タイミング: With meals containing fat and black pepper for enhanced absorption

エビデンスの要約

Ulcerative Colitis (UC) B

Crohn's Disease C

Irritable Bowel Syndrome (IBS) 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。