If you’ve ever used a handmade soap that melted away too quickly, you know the frustration of watching your favorite bar disappear in just a few showers. But one type of soap stands out when it comes to longevity—sea salt soap. Known for its rich mineral content and luxurious feel, sea salt soap benefits your skin and lasts significantly longer than traditional soaps.

So, what makes sea salt soap so durable? Let’s break down the science behind its long-lasting power and why it might be the best investment for your skincare routine.