Green Tea Extract (EGCG) для Abdominal Fat Reduction

B Доказательства По меньшей мере одно рандомизированное исследование подтверждает это, с в целом согласованными результатами.

Sub-analysis of green tea RCTs suggests EGCG may preferentially reduce abdominal (visceral) fat through catechol-O-methyltransferase inhibition. A 12-week study found significant reduction in total abdominal fat area on CT imaging.

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Итог

Key Study Findings

Review

Inflammation, a Double-Edge Sword for Cancer and Other Age-Related Diseases.

Dose: None или: None Outcome: None Эффект: None None

Популяция: None

Other

Exercise but not (-)-epigallocatechin-3-gallate or β-alanine enhances physical fitness, brain plasticity, and behavioral performance in …

Dose: 250mg/kg/day или: None Outcome: None Эффект: None None

Популяция: None

In Vitro 8 weeks

Green tea extract improves high fat diet-induced hypothalamic inflammation, without affecting the serotoninergic system.

Dose: None или: High-fat diet control Outcome: Hypothalamic inflammation markers (TLR4 pathway) Эффект: None None

Популяция: Male Swiss mice fed high-fat diet

Key Statistics

Исследования

600

Участники

↑

Positive

Оценка

Referenced Papers

Inflammation, a Double-Edge Sword for Cancer and Other Age-Related Diseases. Review

Frontiers in immunology 2018 200 цитирований

Exercise but not (-)-epigallocatechin-3-gallate or β-alanine enhances physical fitness, brain plasticity, and behavioral performance in mice. Other

Physiology & behavior 2015 45 цитирований

Green tea extract improves high fat diet-induced hypothalamic inflammation, without affecting the serotoninergic system. Other

The Journal of … 2014 33 цитирований

Dosage & Usage

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

Часто используемые дозировки

general:: 250-500 mg/day standardized to 50% EGCG
equivalent:: 3-5 cups green tea/day
weightmanagement:: 400-800 mg EGCG/day

Верхний предел: 800 mg EGCG/day (hepatotoxicity risk above this; rare but documented)

Дозировки, изученные в исследованиях

Дозировка	Длительность	Эффект	N
None	--	Positive	--
250mg/kg/day	--	Neutral	--
None	8 weeks	Positive	--

Лучшее время приёма: With meals (reduces nausea risk); avoid on empty stomach; space from iron-containing foods/supp

Safety & Side Effects

Зарегистрированные побочные эффекты

⚠ Nausea on empty stomach
⚠ Insomnia (caffeine content)
⚠ Rare hepatotoxicity at high doses
⚠ Reduced iron absorption

Известные взаимодействия

● Nadolol (reduced bioavailability)
● Iron supplements (reduced absorption)
● Blood thinners (theoretical)
● Other stimulants (additive effects)

Допустимый верхний уровень потребления: 800 mg EGCG/day (hepatotoxicity risk above this; rare but documented)

Всегда консультируйтесь с врачом перед началом приёма любых добавок.Всегда консультируйтесь с лечащим врачом перед началом приёма любой добавки.

Frequently Asked Questions

Does Green Tea Extract (EGCG) help with Abdominal Fat Reduction?

Based on 8 studies with 600 participants, there is moderate evidence from clinical studies that Green Tea Extract (EGCG) may support Abdominal Fat Reduction management. Our evidence grade is B (Good Evidence).

How much Green Tea Extract (EGCG) should I take for Abdominal Fat Reduction?

Studies have used various dosages. A commonly studied range is 250-500 mg/day standardized to 50% EGCG. Always consult your healthcare provider before starting any supplement regimen.

Are there side effects of Green Tea Extract (EGCG)?

Reported side effects may include Nausea on empty stomach, Insomnia (caffeine content), Rare hepatotoxicity at high doses, Reduced iron absorption. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

How strong is the evidence for Green Tea Extract (EGCG) and Abdominal Fat Reduction?

We rate the evidence as Grade B (Good Evidence). This rating is based on 8 peer-reviewed studies with 600 total participants. The overall direction of effect is positive.

Другие ингредиенты для Abdominal Fat Reduction

Probiotics (Lactobacillus gasseri) A Omega-3 B DHEA C

Green Tea Extract (EGCG) для других состояний

Obesity B Exercise Performance for Weight Loss C Weight Loss Plateau C

Краткий вывод

Evidence Strength72%

High confidence

Разбор исследований

RCT (0)Meta (0)Other (8)

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References

[1] Subash Chandra Gupta et al.. Front Immunol. 2018. Inflammation, a Double-Edge Sword for Cancer and Other Age-Related Diseases. doi:10.3389/fimmu.2018.02160 PubMed
[2] Tushar K Bhattacharya et al.. Physiol Behav. 2015. Exercise but not (-)-epigallocatechin-3-gallate or β-alanine enhances physical fitness, brain plasticity, and behavioral performance in mice. doi:10.1016/j.physbeh.2015.03.023 PubMed
[3] Marcos H Okuda et al.. J Nutr Biochem. 2014. Green tea extract improves high fat diet-induced hypothalamic inflammation, without affecting the serotoninergic system. doi:10.1016/j.jnutbio.2014.05.012 PubMed

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