When your stomach starts to tighten, or you feel a burning sensation in your chest, you may be experiencing an attack of high acidity, more commonly known as heartburn. This can be caused by spicy foods, a lack of fiber, or even stress and anxiety, but there are also a number of home remedies that can soothe that burning. Aloe vera, which possesses anti-inflammatory and antioxidant properties, can be used as a fast-acting remedy against heartburn. Simply drink some aloe vera juice when you feel that acid start to rise in your esophagus, and the discomfort should quickly dissipate.