JO H2O Classic Flavors are the original water-based flavored lubricants from the JO brand. Theyre made with the highest USP Grade (99.7%) plant-based glycerin, and theyre water-based for easy cleanup. Not compatible with polyurethane condoms. Key Ingredient. Glycerin - Highest USP Grade (99.7%) plant-based glycerin. Used as the primary glide ingredient.