What is the botanical source and origin of your Epimedium?
Epimedium brevicornu Maxim. (Horny Goat Weed) leaf, sourced from contracted farms in China. Full traceability.
What Icariin content levels do you currently offer for Epimedium extract?
Five grades: 10%, 20%, 30%, 50%, 98% Icariin. 10% is our standard dry extract for general supplements (capsules/tablets).
What is Icariin and why does the 10% concentration matter?
Icariin is the main prenylflavonoid glycoside in Epimedium — a natural PDE5 inhibitor. 10% is the standard supplement grade.
Do you provide technical support and formulation guidance for the 10% grade?
Free: icariin conversion, solubility, blend advice, ≤2 sample formulas. Paid: R&D partnership, on-site, stability study.
Can we arrange third-party inspection (SGS, BV) before 10% grade shipment?
PSI available via SGS/BV/Intertek. Quantity check USD 150–300, full PSI USD 300–600. We coordinate timing, no access fee.
What is your warranty and defective goods policy for the 10% grade?
Spec warranty: Icariin ≥10%, food safety compliant. Non-conformance: report 10 days, investigate 5 days, resolve 10 days. 100% satisfaction guarantee.
What is your standard production lead time for the 10% Epimedium extract?
Standard 2–3 weeks. Express 1-week option at +15–20%. Trial 25 kg in 1–2 weeks.
What is the standard packaging for the 10% Epimedium extract?
Standard: 1 kg / 5 kg / 20 kg kraft bags with PE liner, or 20 kg HDPE drum. Food-grade, 24-month shelf life. Brown-yellow powder.
What happens if leaf harvest fails or raw material supply is disrupted?
Multi-region farms (Sichuan/Shaanxi/Hubei), 3-month leaf buffer. Annual supply agreement recommended for >3 MT/year.
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