Personal Care
Rheology Modifiers: A Buyer's Guide to Thickeners
The three families of thickeners — natural gums, cellulose ethers and carbomers — and how formulators pick one for clarity, electrolyte tolerance and suspension.
· 4 min read
Insights
Insights
Sourcing know-how, material deep-dives and formulation notes from the Berstin specialist desk.
Personal Care
Types of Surfactants: Anionic, Nonionic & More
A sourcing-led guide to the four surfactant families — anionic, nonionic, amphoteric and cationic — and how head-group charge governs detergency, foam, mildness and compatibility.
· 4 min read