Ruby increases Pitta and Agni and decreases Kapha and Vata. It improves overall vitality, digestion and circulation. It is good for strengthening the functions of the heart, small intestine, brain and eyes. It aids in physical revitalization and rejuvenation and counters debility and fatigue.
Ruby strengthens ones sense of self destiny, leadership and command. It aids in self-confidence, self-expression and self-discipline. Generally it helps elevate a person in life, endowing one with the character and will power necessary for great achievements.
Ruby can put one in touch with ones soul and higher self (Atman). It can improve meditation, perception and insight, and help promote Self-knowledge and Self-realization. It is particularly good for the Yoga of knowledge (Jnana Yoga), connecting us with the light of consciousness within.