Short answer — taurine is essential for feline heart and retinal (eye) health, and most reputable commercial cat-food brands add taurine or use high‑meat recipes that supply it. Brands you can look for (all have taurine‑listed products or cardiac/eye‑support formulas):

• Royal Canin — many breed and veterinary cardiac formulas list added taurine (and some cardiac Vet Diets are formulated specifically for heart health). (petsdomain.com.au)
• Hill’s (Science Diet & Prescription Diet) — several Science Diet and Prescription formulas show guaranteed taurine and prescription diets that target cardiac/thyroid support list “rich in taurine.” (hillspet.com.au)
• Purina (Pro Plan / Purina ONE / Pro Plan Veterinary Diets) — Pro Plan/ONE products include taurine in their guaranteed analysis; Purina’s veterinary diets also include cardiac formulas. (purina.com)
• ORIJEN / ACANA (Champion Pet Foods) — biologically appropriate, high‑meat recipes with listed taurine in their guaranteed analysis. (orijen.ie)
• Wellness CORE — CORE dry and wet recipes list taurine in the guaranteed analysis (wet recipes often list taurine in mg/kg). (wellnesspetfood.com.au)
• Blue Buffalo — many Blue recipes include taurine in the guaranteed analysis and some kitten/eye‑supporting recipes list DHA/taurine for vision. (shop.petlife.com)
• Black Hawk (Australian brand) — lists taurine levels on several dry and wet products (some dry lines show 0.20–0.25% taurine). (blackhawkpetcare.com)
• Feline Natural / K9 Natural (NZ) — canned/complete foods that are “ta