The menthol in this formula provides an immediate and noticeable cooling sensation, which many people find refreshing and pleasant, especially after a long day spent standing, walking, or in closed footwear. Menthol works by activating the TRPM8 receptors in the skin, which are responsible for sensing cold. This creates a distinct feeling of coolness without actually lowering the skin's temperature. It's included primarily for this sensory, comforting effect and does not contribute directly to the exfoliating or moisturizing action of the other ingredients.
The sensation is typically described as a clear, brisk coolness that can help feet feel less tired and stressed. However, the intensity can vary from person to person. If your skin is cracked, irritated, or has been recently shaved or exfoliated, use the product with caution, as the menthol (and the urea) may cause a stinging or tingling sensation on these compromised areas. Similarly, if you have known sensitivities to fragrances or cooling agents, it is advisable to patch test the product first on a small area of skin.