Oxyethylene functional organosilane compounds are used as foam boosters in hair shampoo compositions. The oxyethylene functional organosilane compounds having the formula RSiR'.sub.3 in which R is the radical --O(CH.sub.2 CH.sub.2 O).sub.x R"; R' is an R group or an alkyl group having one to six carbon atoms; R" is an endblocking radical such as hydrogen, an alkyl group having one to six carbon atoms, or an aryl group; and x is an integer having a value of six to thirty.