Aloe vera: What was once thought of as merely a skin-soothing sunburn solution is now taking up shelf space at every Whole Foods and natural retailer, but not in the first-aid aisle. Aloe vera juice is quickly becoming a staple of—get this—the beverage aisle. The medicinal plant is a well-known herbal remedy for external skin irritation, but sipping it also offers a slew of internal health and beauty benefits.