How Peptides of China compares as a china peptide sourcing alternative.
Amino Asylum is a US-based domestic supplier with limited product depth and US-based markups. peptidesofchina.com sources from the same primary manufacturers — eliminating the middleman tier and providing direct access to the synthesis facility.
Direct factory sourcing vs. US domestic reseller
Amino Asylum acts as a domestic reseller — they import finished peptides and redistribute. peptidesofchina.com works directly with the synthesis facility, which removes one full pricing layer. The compounds are the same; the chain of custody is shorter.
Testing and quality verification
Every batch is tested by the manufacturer for purity and concentration as part of routine quality control, using methods such as HPLC and LC-MS. For key compounds, independent third-party lab verification is also available. Amino Asylum’s testing varies by batch and compound.
Compound availability
Our catalog includes BPC-157, TB-500, Selank, Semax, GHK-Cu, Epithalon, Semaglutide, Tirzepatide, Retatrutide, CJC-1295 blends, DSIP, NAD+, and 70+ additional compounds. Stock is verified per-order against the live manufacturing facility.
Ordering process and access
Our platform requires a simple $10 processing deposit after submission — credited to the final invoice. This covers manual stock verification with the facility. No speculative inventory is held. You approve the final confirmed invoice before full payment.
International shipping
Shipping is $55–$60 standard or $75 express per parcel. Estimated transit is 15–20 days standard and 7–12 days express. Final cost depends on the supplier, destination, and parcel count.