Mineral
Manganese Sulfate
Common inorganic sources of manganese, a trace mineral used in bone and cartilage.
Manganese sulfate and manganous oxide are simple forms of manganese, used in enzymes that build bone and cartilage. Both are recognized as safe in animal feed at normal levels. Needs are small, and shortages are rare in pets on a complete food.
Also written as: Manganous Oxide, Manganese Oxide.
Sources
Updated November 2, 2026. General information, not veterinary advice.