Olive Leaf Extract ： Upper Respiratory Tract Infections

Preclinical studies demonstrate oleuropein's antiviral and antimicrobial properties. Small clinical trials suggest antioxidant and anti-inflammatory benefits. The evidence base for immune-specific outcomes is growing but remains in early stages.

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結論

Key Study Findings

Review

Colds and influenza: a review of diagnosis and conventional, botanical, and nutritional considerations.

Dose: None vs: None Outcome: Colds and influenza: a review of diagnosis and … 効果: None None

対象集団: None

Key Statistics

研究数

100

参加者数

↑

Positive

グレード

Referenced Papers

Colds and influenza: a review of diagnosis and conventional, botanical, and nutritional considerations. Review

Alternative medicine review … 2007 163 件の引用

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

一般的な使用量

general:: 500-1,000 mg standardized extract/day (15-20% oleuropein)

上限量： No established UL

研究で検討された用量

用量	期間	効果	N
None	--	Mixed	--

推奨摂取タイミング： With meals

Safety & Side Effects

報告されている副作用

⚠ Mild gastrointestinal discomfort
⚠ Headache (possible Herxheimer reaction)
⚠ Dizziness

既知の相互作用

● Antihypertensive medications (additive blood pressure lowering)
● Diabetes medications (may lower blood sugar)
● Anticoagulants (theoretical increased bleeding risk)

耐容上限摂取量： No established UL

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。

Frequently Asked Questions

Does Olive Leaf Extract help with Upper Respiratory Tract Infections?

Based on 3 studies with 100 participants, there is preliminary evidence that needs more research that Olive Leaf Extract may support Upper Respiratory Tract Infections management. Our evidence grade is D (Very Early Research).

How much Olive Leaf Extract should I take for Upper Respiratory Tract Infections?

Studies have used various dosages. A commonly studied range is 500-1,000 mg standardized extract/day (15-20% oleuropein). Always consult your healthcare provider before starting any supplement regimen.

Are there side effects of Olive Leaf Extract?

Reported side effects may include Mild gastrointestinal discomfort, Headache (possible Herxheimer reaction), Dizziness. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

How strong is the evidence for Olive Leaf Extract and Upper Respiratory Tract Infections?

We rate the evidence as Grade D (Very Early Research). This rating is based on 3 peer-reviewed studies with 100 total participants. The overall direction of effect is positive.

Related Evidence

に関する他の成分： Upper Respiratory Tract Infections

Vitamin D A Zinc A Beta-Glucan A Vitamin C B Echinacea B Andrographis B

総合評価

Evidence Strength30%

Low confidence

研究の内訳

RCT (0)Meta (0)Other (3)

代替成分との比較

この症状に対する他の成分との比較をご覧ください。

に関するすべての成分を見る： Upper Respiratory Tract Infections

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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。