For research use only. Not for human consumption. Not medical advice — consult a licensed clinician.

active

zztai Peptide Ltd

Publishes 2 independent COAs from 1 lab across 2 peptides; latest Jul 2025.

Catalog

75 peptides carried

Every (peptide, SKU) this vendor lists. Click through for the listing detail and any COAs we have for that exact pair.

Certificates of analysis

2 COAs across 2 peptides

Independent third-party test coverage, summarised per peptide. Each health bar is coloured by that peptide's median measured purity.

Browse all COAs for zztai Peptide Ltd →
COA source ✓ Lab-direct — from the testing lab directly ✓ Vendor-published — from the vendor's own storefront Aggregated — from Disclosed Labs, a third-party directory What COAs can and can't tell you →

Have a vial?

Check its batch

Type the lot or batch code printed on your vial to see if we have an independent COA on file for it.