Natural Factors RegenerLife L-Taurine provides 1000mg of this conditionally essential amino acid to support cardiovascular function. As a free-form amino acid, L-taurine is more effective than the form obtained directly from food. Taurine supplementation is known to help slow key markers of aging. Taurine plays a vital role in brain, heart, and nervous system function. A new study has found that taurine naturally decreases with age and that supplementing with taurine slowed key markers of aging such as increased DNA damage, impaired mitochondrial function, and telomerase deficiency