https://www.selleckchem.com/pr....oducts/polybrene-hex
BACKGROUND Corncob is one of crude drug which containing phenolic compounds that can be used as an active ingredient for sunscreen preparations. In this study, extracts of dried corn cob made into a gel formulation using SRC (Semi Refined Carrageenan) and glucomannan as a gelling agent. AIM This study aims to determine the optimal concentration of SRC (Semi Refined Carrageenan) and glucomannan to the physical stability of the gel. METHODS Gel made into four formulas with a ratio of 1 4 and the concentration of