BiochemAPI vs Shanghai Wibson Biotechnology WBS

On the 18 peptides both stock, BiochemAPI is cheaper per mg on 10 and Shanghai Wibson Biotechnology WBS on 4, with 4 about even. Prices are each store's best in-stock price per mg, read from its own pages and checked Nov 12, 2026. Vote for either below; the board decides who ranks higher.

BiochemAPI

Score -1

Ships from: China or Hong Kong
COA: COA in Telegram
Peptides in stock: 23
Price index: 60% under median
Sells as: 10-vial kits, mostly
Board score: -1

Shanghai Wibson Biotechnology WBS

Score 0

Ships from: China
Payment: Crypto, Other
COA: COA per batch
Test labs: Janoshik
Peptides in stock: 30
Price index: 61% under median
Sells as: 10-vial kits, mostly
Board score: 0

Price per mg, peptide by peptide

Best price per mg at each store for peptides both carry
Peptide	BiochemAPI	Shanghai Wibson Biotechnology WBS	Difference
Retatrutide	$0.9010mg	$0.7510mg	17% less at Shanghai Wibson Biotechnology WBS
Semaglutide	$0.5510mg	$0.6010mg	8% less at BiochemAPI
Tirzepatide	$0.5710mg	$0.6010mg	5% less at BiochemAPI
BPC-157	$0.5510mg	$0.5810mg	5% less at BiochemAPI
BPC-157 + TB-500	$0.7020mg	$0.9520mg	26% less at BiochemAPI
GLOW	$0.2170mg	$0.2370mg	6% less at BiochemAPI
KLOW	$0.2180mg	$0.2180mg	about even
KPV	$0.4810mg	$0.6810mg	29% less at BiochemAPI
TB-500	$1.1510mg	$1.2810mg	10% less at BiochemAPI
Tesamorelin	$1.4010mg	$1.5010mg	7% less at BiochemAPI
Epitalon	$0.3850mg	$0.4810mg	about even
MOTS-c	$0.4040mg	$0.5510mg	about even
NAD+	$0.01500mg	$0.01500mg	8% less at Shanghai Wibson Biotechnology WBS
SS-31	$0.9010mg	$0.8310mg	8% less at Shanghai Wibson Biotechnology WBS
GHK-Cu	$0.05100mg	$0.06100mg	9% less at BiochemAPI
Melanotan II	$0.6810mg	$0.4810mg	29% less at Shanghai Wibson Biotechnology WBS
Kisspeptin-10	$0.905mg	$0.7810mg	about even
Oxytocin	$0.965mg	$1.365mg	29% less at BiochemAPI