Types of Curcumin Extract: 7 Grades by Process, Assay and Use
Written by Albert Kan, M.Sc. · October 2026 A purchase order that says only “curcumin 95%” leaves at least four questions open:…
The latest scientific research discoveries and blogs
Stay informed with the latest plant science, extraction technologies, market trends, and expert guidance shaping the botanical extract industry worldwide.
Soapnut Saponin Safety: What the Eye Irritation, Allergy, and Ecotoxicity Data
Written and reviewed by Dr. Xiaoyan Qiu · September 2026 The triterpenoid saponins that make Sapindus mukorossi pericarp foam are not biologically…
What Are Soapberries? Sapindus mukorossi Species, Saponin Chemistry, and Commercial Uses
Written and reviewed by Dr. Xiaoyan Qiu · September 2026 Soapberries are the dried fruit of trees in the genus Sapindus. In…
Saw Palmetto and 5-Alpha-Reductase: What the Research Evidence Shows
Written by Jonathan, Valeherb · September 2026 Saw palmetto’s fatty acid and sterol fraction inhibits both isoforms of 5-alpha-reductase in laboratory models…
Saw Palmetto Fatty Acid and Sterol Standardization: A Sourcing Guide
Written by Jonathan, Valeherb · September 2026 Two saw palmetto products from two different suppliers can both carry the identical label claim…