Sunburns are no fun and are really bad for your skin. Not only are sunburns bad, too much sun can damage your skin and cause sun spots and wrinkles.
While it’s true that you may look great with a tan, you’ll pay for it with elephant skin later. The problem is that commercial sunscreens are packed with chemicals and have a limited shelf-life, which makes them poor stockpile items.
What’s good about the old, tried and tested remedies is not only that they work, it’s that they work in times of struggle, when other options are not available. Makes sense, right? After all, if they managed to keep our ancestors healthy, they will surely be useful once SHTF (but before that, too).