Which companies manufacture soy protein isolate, and which only sell it.
1 company with manufacturing evidence · 大豆分离蛋白 · Last verified August 2026
Isolated protein from soybean, typically 90% protein.
Qingdao, Shandong, China
Qingdao Example Protein Co., Ltd. manufactures Soy protein isolate
90%
Confidence they manufacture this: Medium · 2 evidence sources
Evidence: Company website · CFAA
ProvenPlant does not inspect factories. Each record is a relationship between a company and this ingredient — manufacturer, likely manufacturer, or seller with manufacturing unverified — backed by CFAA listings, SAMR production records, SourceIngredients, official product pages, and other sources when available.
Mapped plants in this result set: Shandong.
Common specifications: 90%.