Reported urea levels in the listed heel treatments range from about 9.8% up to 50%, depending on the formula and its intended strength.
Product labels indicate suitability across a broad range of skin types, including: dry, very dry, sensitive, combination, and oily skin. Several formulas specifically note compatibility with sensitive or allergy-prone skin.
Common actives include keratolytics/exfoliants (urea, salicylic acid, AHAs/fruit acids), humectants (glycerin, hyaluronic acid, aloe), and emollients/butters and botanical oils (shea butter, cocoa butter, various plant oils).
Some product descriptions and reviews report itch relief in about 3 days and smoother heels in about 7 days; at least one product summary also notes visible improvement after a single use. These timeframes are product-specific and may not apply to all formulas.
Exfoliants listed include urea, salicylic acid, and alpha hydroxy acids (AHAs); a few products also list fruit acids alongside urea.
Common net weights range from small sticks/tubes (examples: 0.9 oz, 2.5 oz, 2.7 fl oz) to mid sizes (about 3.4–5.29 fl oz) and larger family/value sizes (about 8.82–17.64 fl oz). Note that listings use a mix of ounces and fluid ounces depending on product format.