The Cooking Oil Nutrition Guide
Butter, salted (table)
AnimalUnspecified
Saturated
51.4 g/100g
Primary · 51.4 g/100g
USDA SR Legacy, Butter, salted (2018)
Monounsaturated
21 g/100g
Primary · 21 g/100g
USDA SR Legacy, Butter, salted (2018)
Polyunsaturated
3 g/100g
Primary · 3 g/100g
USDA SR Legacy, Butter, salted (2018)
Omega-6
2.20 g/100g
Primary · 2.20 g/100g
USDA SR Legacy, Butter, salted (2018)
Omega-3
0.32 g/100g
Primary · 0.32 g/100g
USDA SR Legacy, Butter, salted (2018)
Smoke point
—
Empty on purpose: table butter is an emulsion (~16% water + milk solids). AOCS Cc 9a-48 is for triglyceride oils; browning around 150–175 °C is milk-solids burn, not a lab smoke point. See Methods.