How much shaving cream should I use each time I shave? July 10, 2019 17:46 Updated A dime- to quarter-size amount is all you need to create rich lathers with most shaving creams. Related articles Do you recommend using shaving creams over gels and/or foams? How do I use a shaving brush? Multi-Pass Shave: 101 Should I use pre-shave and/or aftershave products? How do I return my Try OneBlade kit?