Sourcing cosmetic peptide raw materials for the first time can feel opaque — many suppliers hide pricing and MOQ behind an inquiry form. This guide sets out the fundamentals so you can ask the right questions and compare offers fairly.
Grades: know what you are buying
Peptides are sold in different grades. For skincare you want cosmetic grade. Pharmaceutical or "research" grade materials (including regulated metabolic APIs) are supplied for licensed manufacturers and research use only, and carry different documentation and compliance obligations — keep those separate from your cosmetic sourcing.
MOQ and packaging
Minimum order quantities for cosmetic peptides in the current market commonly start from 50 g, with tiered pricing at 100 g, 200 g, 500 g and 1 kg. Small lots ship in sealed foil bags or bottles; kilogram volumes in 1 kg / 5 kg drums. Free 5 g evaluation samples are usually available to qualified companies so your R&D team can trial before committing to volume.
Documentation to require
- COA (Certificate of Analysis) — batch-specific, with HPLC assay.
- MSDS / SDS — for safe handling and transport.
- TDS (Technical Data Sheet) — for formulation guidance.
Ship-with-every-batch COA and MSDS should be standard, not an extra.
Samples, lead times and terms
- Samples: request free evaluation samples of any grade you are considering.
- Lead time: in-stock items typically ship within a few working days; custom or larger volumes take longer — confirm before you commit.
- Payment: T/T with 30% deposit and 70% before shipment is standard for B2B export accounts.
- Incoterms: FOB, CIF and DAP are common; agree the term so quotes are comparable.
How to qualify a supplier
- Ask for a batch COA and, for high-value peptides, an HPLC chromatogram.
- Order a sample and bench-test purity and performance.
- Check responsiveness — a supplier that replies within one business day and answers technical questions clearly is easier to work with at scale.
- Ask whether they manufacture or source. Both models work, but a trader that calls itself a factory is a warning sign; a transparent sourcing partner names its audit process and shows the COA before payment.
WYOO is a sourcing partner with audited partner factories, not a manufacturer. We supply cosmetic-grade peptide and amino-acid raw materials with a COA and MSDS on every batch, MOQ from 50 g (better pricing at 200 g and 1 kg), lead time 5 to 10 working days after payment for in-stock lots, payment by T/T (30% deposit, 70% before shipment) for B2B accounts, free 5 g samples for qualified companies, and written quotes in English, Chinese, Spanish, German or French within one business day. Download our catalogue or request a sample to get started.
Questions fréquentes
- What is a realistic MOQ for cosmetic peptide raw materials?
- In the current market most cosmetic peptides are quoted from 50 g, with tiered pricing at 100 g, 200 g, 500 g and 1 kg. WYOO's standard MOQ is 50 g, in-stock lots ship in 5 to 10 working days after payment, and every batch comes with a COA and MSDS.
- What payment terms are standard for B2B peptide export orders?
- T/T with a 30% deposit and 70% before shipment is the standard for B2B accounts. Agree the Incoterm (FOB, CIF or DAP) in writing at the same time so quotes from different suppliers are comparable.
- Can I get a free sample before placing a bulk order?
- Yes. WYOO provides a free 5 g sample of cosmetic-grade peptides to qualified companies, with freight paid by the buyer, and sends the batch COA before you pay. Quotes are given in English, Chinese, Spanish, German or French within one business day.