Buttermilk leads 7–2 · 9 categories decided · 1 tie
Each value is per 100 g edible portion.
The verdict
Buttermilk comes out ahead, winning 7 of 9 nutrient match-ups.
Pick Buttermilk for more protein, less saturated fat, more potassium, more calcium, more iron, more magnesium and more vitamin C.
Pick Cow's milk, whole for less sugar and less sodium.
Evenly matched on fiber.
Head-to-head
- Energy40 kcal61 kcal
- Proteinmore is betterWIN3.31 g3.15 g
- Carbohydrate4.79 g4.8 g
- Fibermore is better0 g0 g
- Total sugarsless is better5.36 g5.05 gWIN
- Total fat1.07 g3.25 g
- Saturated fatless is betterWIN0.66 g1.87 g
- Sodiumless is better148 mg43 mgWIN
- Potassiummore is betterWIN151 mg132 mg
- Calciummore is betterWIN116 mg113 mg
- Ironmore is betterWIN0.05 mg0.03 mg
- Magnesiummore is betterWIN11 mg10 mg
- Vitamin Cmore is betterWIN1 mg0 mg
- Vitamin Dmore is better——
Winners are decided by deterministic per-metric rules on the stated basis; ties and missing data don’t score (missing ≠ zero). Educational information only — not medical advice.

