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Sources Policy
Primary sources for product facts; independent sources for scientific and safety claims.
Product and commercial sources
- Current EndoPeak seller/order page — price, packages, seller claims, shipping headline and seller FAQ.
- Current Supplement Facts image — ingredients and amounts.
- Seller return policy — RMA and return-window terms.
- Seller shipping/returns policy — processing, cancellations and bottle-return conditions.
- Label record sourced from NIH DSLD — serving size, suggested use and label precautions.
Independent research and public-health sources
- 2025 Tribulus systematic review — PubMed
- 2022 Eurycoma longifolia systematic review/meta-analysis — PubMed
- Chrysin bioavailability/pharmacokinetics review — PubMed
- Cissus quadrangularis systematic review/meta-analysis — PubMed
- Saw palmetto usefulness and safety — NCCIH
- Men's Health — NCCIH
- Sexual enhancement and energy product notifications — FDA
- EndoPeak consumer reviews — Trustpilot
What seller sources are not used for
Seller pages are useful for current formula marketing, pricing, package options and return terms. We do not treat seller testimonials or seller-cited mechanisms as independent proof that EndoPeak works.