Sodium Nitrite - Legg Cure 6.25% Legg Cure 6.25% 50 lb box Use Legg's cure to prevent BOTULISM POISONING (food poisoning) when cooking or smoking meats at low temperatures. Processed from: Salt, Sodium Nitrite (6.25%), Red 40 Lake (0.00099%). This Product is For Curing Meat Only. Use ONLY 1 oz. Per 25 lbs. of Meat!!!