A foam-boosting chemical used in shampoos, body washes, and cleaners sells for $646.80 per gram, 6.8 times the price of gold.
Caprylic diethanolamide is a surfactant. It helps water handle oily ingredients, thickens formulas, and keeps foam from collapsing, which is why formulators use it when a wash product needs to feel rich instead of thin.
A2B Chem LLC in the United States sells caprylic diethanolamide for $3,234 for 5 grams. GlpBio in Montclair, California, United States, sells it for $1,373 for 1 gram.
This is one of 838 molecules selling today for more than gold per gram. Here's the list: