red is the color associated with the root chakra at the base of the spine (animal or base nature). this chakra deals with life at the level of practicality. it is responsible for maintaining the body’s heat and has a relationship with the circulatory system. red gemstones can be used to strengthen the body, promote will power and courage, add vitality, overcome sexual dysfunctions. carry or place red gemstones around your home or office to stimulate vitality and energy.