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White tea accelerates re-entrainment to 6-hour phase advances in mice

In a mouse model of circadian disruption, white tea markedly accelerated re-entrainment to a 6-hour phase advance. Dark and black tea improved adaptation to 6-hour phase delays. Dark tea exerted the most prominent modulation of core clock genes across tissues.

1 min readUpdated Jul 7, 20260 RCTsView structured evidence →
Evidence Score24/100
Human RCT☆☆☆☆☆
Meta-analysis☆☆☆☆☆
Mechanism★★★★★
Safety★★★★
Confidencelow

This article is automatically generated from the structured evidence profile behind the claim above. Scores reflect the quality and quantity of available research, not clinical advice.

White tea accelerates re-entrainment to 6-hour phase advances in mice The current body of evidence comprises 1 study. EvidenceHub rates the overall confidence at 24/100 (low).

The Claim

White tea accelerates re-entrainment to 6-hour phase advances in mice

This conclusion is most relevant to: Mice (animal model) and cellular models of circadian disruption.

What the Research Shows

The conclusion draws on 1 linked study. Highlights from the cited literature:

  • Distinct effects of tea types and components on circadian rhythm entrainment and clock gene regulation. (NPJ science of food, 2025) —

How It Works

The proposed biological pathway:

  • Tea bioactive compounds interact with circadian clock machinery
  • Modulation of core clock gene expression in peripheral tissues
  • Alteration of circadian period length in cells
  • Enhanced adaptation to phase shifts and long cycles

Who Might Benefit

Evidence fit by population:

  • Mice (animal model) and cellular models of circadian disruption

Limitations & Caveats

Important context when interpreting this evidence:

  • Animal and cellular models only; human translation not confirmed
  • Specific dosages and administration routes not reported in abstract
  • Mechanistic pathways underlying tissue-specific effects not detailed

Frequently Asked Questions

Which type of tea was most effective for phase advance re-entrainment?

White tea markedly accelerated re-entrainment to 6-hour phase advances in mice.

Did any tea components affect circadian period in cells?

Yes, tea polyphenols, theophylline, and EGCG prolonged circadian periods in cells and enhanced adaptation to long cycles.

What was the study population?

The study used mice (animal models) and cellular models of circadian disruption.

Could these findings apply to human jet lag?

The authors suggest potential for mitigating jet lag, but direct human studies are needed to confirm efficacy and safety.

References

  1. 1.Zhang J, Li H, Ma C, Zhang S, Wu G, Shen B, Chen B, Chen L, Zhang Q, Yang G. “Distinct effects of tea types and components on circadian rhythm entrainment and clock gene regulation..” NPJ science of food, 2025. PMID: 41315249 DOI: 10.1038/s41538-025-00646-x
Disclaimer: This article is auto-generated from structured research data for educational purposes only and is not medical advice. Evidence scores reflect the quality and quantity of available research, not clinical recommendations. Always consult a healthcare professional before starting any supplement or intervention.