Caffeine ： Exercise Performance for Weight Loss

A エビデンス複数の大規模臨床試験が一貫して有意な効果を示しています。

Meta-analyses show 3-6 mg/kg caffeine improves endurance performance by 3-5%, strength by 2-5%, and sprint performance. Caffeine enhances fat oxidation during exercise by 10-30%. It is one of the most established ergogenic supplements alongside creatine.

𝕏 LinkedIn

<\/script>\n

`; }, get iframeSnippet() { const domain = 'weightcited.com'; const params = 'ingredient\u003Dcaffeine\u0026condition\u003Dexercise\u002Dperformance\u002Dfor\u002Dweight\u002Dloss'; 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.

結論

Key Study Findings

In Vitro

Niacin supplementation impairs exercise performance.

Dose: 5 mg/kg vs: placebo Outcome: lipid levels 効果: None p=0.02

対象集団: None

Review

Herbal medicine for sports: a review.

Dose: None vs: None Outcome: None 効果: None None

対象集団: Athletes

Controlled Clinical Trial 8.0 weeks

Selected herbals and human exercise performance.

Dose: 1 g vs: control group Outcome: oxidative stress markers 効果: None None

対象集団: athletes

Key Statistics

研究数

5000

参加者数

↑

Positive

グレード

Referenced Papers

Do Long-Haul Travel and Jet Lag Affect Athletes' Physiological, Humoral and Performance Outcomes? A Systematic Narrative Review. Review

Sports (Basel, Switzerland) 2026

Niacin supplementation impairs exercise performance. Other

International journal for … 2023 1 件の引用

Herbal medicine for sports: a review. Review

Journal of the … 2018 150 件の引用

Jet lag and air travel: implications for performance. Review

Clinics in sports … 2005

Selected herbals and human exercise performance. Review

The American journal … 2000 278 件の引用

Dosage & Usage

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

一般的な使用量

general:: 100-200 mg/day
thermogenic:: 200-400 mg/day
preexercise:: 3-6 mg/kg body weight

上限量： 400 mg/day (FDA general guideline for healthy adults)

研究で検討された用量

用量	期間	効果	N
5 mg/kg	--	Neutral	--
None	--	Mixed	--
1 g	8.0 weeks	Mixed	--

推奨摂取タイミング： Morning or pre-exercise; avoid within 6 hours of bedtime; tolerance develops over 1-2 weeks

Safety & Side Effects

報告されている副作用

⚠ Insomnia
⚠ Anxiety and jitteriness
⚠ Increased heart rate
⚠ Digestive upset
⚠ Tolerance development over 1-2 weeks

既知の相互作用

● Adenosine receptor agonists
● Lithium (reduced clearance)
● Theophylline
● MAOIs
● Other stimulants (additive effects)

耐容上限摂取量： 400 mg/day (FDA general guideline for healthy adults)

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 Caffeine help with Exercise Performance for Weight Loss?

Based on 40 studies with 5,000 participants, there is strong evidence from multiple clinical trials that Caffeine may support Exercise Performance for Weight Loss management. Our evidence grade is A (Strong Evidence).

How much Caffeine should I take for Exercise Performance for Weight Loss?

Studies have used various dosages. A commonly studied range is 100-200 mg/day. Always consult your healthcare provider before starting any supplement regimen.

Are there side effects of Caffeine?

Reported side effects may include Insomnia, Anxiety and jitteriness, Increased heart rate, Digestive upset. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

How strong is the evidence for Caffeine and Exercise Performance for Weight Loss?

We rate the evidence as Grade A (Strong Evidence). This rating is based on 40 peer-reviewed studies with 5,000 total participants. The overall direction of effect is positive.

に関する他の成分： Exercise Performance for Weight Loss

Ashwagandha B Iron C L-Carnitine C Green Tea Extract (EGCG) C

Caffeine 他の症状・状態について

Fat Oxidation Enhancement A Weight Loss Plateau C

総合評価

Evidence Strength92%

High confidence

研究の内訳

RCT (0)Meta (0)Other (40)

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： Exercise Performance for Weight Loss

詳しく見る

References

[1] António Benito et al.. Sports (Basel). 2026. Do Long-Haul Travel and Jet Lag Affect Athletes' Physiological, Humoral and Performance Outcomes? A Systematic Narrative Review. doi:10.3390/sports14030093 PubMed
[2] Greggory R Davis et al.. Int J Vitam Nutr Res. 2023. Niacin supplementation impairs exercise performance. doi:10.1024/0300-9831/a000736 PubMed
[3] Maha Sellami et al.. J Int Soc Sports Nutr. 2018. Herbal medicine for sports: a review. doi:10.1186/s12970-018-0218-y PubMed
[4] Thomas Reilly et al.. Clin Sports Med. 2005. Jet lag and air travel: implications for performance. doi:10.1016/j.csm.2004.12.004 PubMed
[5] L R Bucci. Am J Clin Nutr. 2000. Selected herbals and human exercise performance. doi:10.1093/ajcn/72.2.624S PubMed

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。