A practical reference for formulators and brand owners — covering turmeric powder vs. extract, how Total Curcuminoids ≥95% is made, and what quality consistency looks like from a manufacturer’s perspective.

What B2B buyers need to know — from the four major catechins and peer-reviewed bioactivities to the sourcing, equipment, and batch-consistency data behind a genuine 98% extract.

he active ingredient: α-amylase inhibitor (α-AI) — a glycoprotein that slows carbohydrate breakdown

Does it work? Across 5 clinical trials (350 participants), WKBE showed meaningful reductions in body weight, waist circumference, and body fat percentage [6]