These bars : Help and repairs heal dry skin, Replenish skin's moisture barrier, Relieves redness/itching due to dryness. What are the benefits of lotion bars? 5 great Reasons to Buy a Lotion Bar Lotion bars are super moisturizing. These bars are a solid concentration of quick-absorbing oils and butters that protect your skin. ... They are resource friendly. There is no water in lotion bars. ... They are very portable. ... Lotion bars are a clean beauty product. ... They are long lasting.