NSTK · 01.2026Independent supplement reference
NutriStack
Edition 1.0Updated August 1, 2026

Supplement × Supplement·Evidence index

Green Tea Extract and Mucuna Pruriens: what the published research says

PubMed indexes 2 records that name Green Tea Extract and Mucuna Pruriens together, either in the title or in an interaction, co-administration, or pharmacokinetic context. Each one is listed below with its study design and, where the abstract states one, the authors’ own conclusion, quoted and linked. This page reports that literature. It does not tell you whether to combine them.

Read this first

An evidence index, not guidance.

Every statement below is attributed to a named, dated, linked source.

This page lists published research relevant to Green Tea Extract and Mucuna Pruriens. It deliberately does not state whether the combination is safe, whether it interacts, in which direction, at what dose, or how far apart to take them.

The research

2 studies naming Green Tea Extract and Mucuna Pruriens.

Strongest relevance first: papers naming both substances in the title, then human trials and systematic reviews.

Effect of catechin and commercial preparation of green tea essence on the pharmacokinetics of l-dopa in rabbits.

Biomedical chromatography : BMC · 2021 · PMID 34388856

Animal study

“Catechin can enhance L-dopa bioavailability, and both catechin and green tea essence decreased 3-OMD formation. Therefore, catechin and green tea essence may increase L-dopa efficacy for Parkinson's disease treatment.”

Lin et al. · From the abstract

Names both Green Tea Extract and Mucuna Pruriens in its title.

Levodopa and Plant-Derived Bioactive Compounds in Parkinson's Disease: Mechanisms, Efficacy, and Future Perspectives.

CNS neuroscience & therapeutics · 2025 · PMID 40808332

Systematic ReviewHuman subjects

“Although levodopa is indispensable for the symptomatic management of PD, emerging evidence supports the integration of plant-derived bioactive compounds as adjunct therapies with disease-modifying potential. Future research should prioritize improving bioavailability, developing standardized formulations, and conducting long-term clinical trials to evaluate the translational applicability of these natural agents in Parkinson's disease therapy.”

Aktaş et al. · Authors' conclusion

Names Green Tea Extract and Mucuna Pruriens together in an interaction, co-administration, or pharmacokinetic context.

Limitations

What this evidence cannot tell you.

Search-based evidence indexes have real limits, and it is worth being explicit about them:

NutriStack

Track what you actually take.

NutriStack is a free iPhone app for organising a supplement routine: what you take, when, and what the published record says about it. Its exploratory interaction checker covers Green Tea Extract, Mucuna Pruriens, and several hundred other substances.

The checker is a research and organisation tool, not a clinical decision aid, and its per-pair assessments are excluded from search until they pass claim-level review.

NutriStack is an informational and organizational tool, not a medical service, and not a substitute for professional advice. Always consult a qualified healthcare professional before starting, stopping, or changing any supplement or medication.