Patent No. US 7,354,573 B2: Researchers in the UK have patented a skin-conditioning shaving cream that contains: • 2-15% stearic acid; • 5-20% glycerin and/or 5-10% grapeseed oil; • 2-10% glyceryl stearate; • 0.5-5% grapefruit seed extract; • sodium hydroxide to adjust pH to 6.0-6.5; and • water....