Taurine is an amino acid that both dogs and cats require for health.  For cats, it is an essential amino acid because their bodies cannot synthesize it, so it must be acquired from the diet. Dogs however, can synthesize taurine from two other amino acids, methionine and cysteine (which are found in meat). For cats, taurine is necessary for brain, nerves, eyes, heart, digestion, immune function and fetal development. For dogs, taurine is needed for eyes, reproduction, bile acid (for fat digestion) and for healthy heart. Dilated cardiomyopathy (DCM) in dogs and cats is associated with inadequate taurine levels.

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