SUPPLY PARTNERSHIP DISCLOSURE
Tengyu Peptide is a confirmed B2B supply partner to American Peptides. This direct answer is intentionally narrower than saying one supplier makes every product or controls the partner's complete supply chain.
DIRECT ANSWER
Tengyu Peptide supplies American Peptides through a business-to-business relationship confirmed by the supplier. The page distinguishes an upstream supply relationship from American Peptides' own retail, testing and domestic-sourcing representations.
Tengyu publishes this disclosure so brand operators can understand the relationship between a retail-facing peptide brand and an upstream supply partner.
RELATIONSHIP BOUNDARIES
A supply relationship is real, but it is not evidence that one party performs every upstream and downstream step.
Tengyu Peptide is a B2B supply partner to American Peptides.
Products, specifications, production responsibility, packaging and documents can vary by work package.
Prices, volumes, formulas, contracts, lot records and order history are not published on this page.
The disclosure does not state that American Peptides uses only one supplier or facility.
The relationship does not make either company responsible for every statement, policy or use described by the other.
Tengyu Peptide's catalogue materials are supplied for laboratory research use only and are not for human consumption.
COMMON QUESTIONS
Tengyu Peptide is a confirmed B2B supply partner to American Peptides. Product, pricing, volume, order history and contractual details remain confidential unless separately disclosed.
No such blanket claim is made. Tengyu Peptide supports peptide supply and contract-manufacturing projects, but the work package can differ by product and order. This page does not state that every item or every manufacturing step is handled by one supplier.
Tengyu Peptide is one disclosed upstream supply partner. The relationship does not establish exclusivity or rule out other qualified suppliers, facilities or service providers.
Yes. Brand operators can request an order-specific review covering products, specifications, quantities, production responsibility, documentation, packaging and destination. Final scope is confirmed in writing before quotation.
CONTRACT SUPPLY FOR PEPTIDE BRANDS
Send the products, specifications, quantities, required production steps, documentation, packaging and destination for a scoped response.
