Buttermilk, Low Fat — USDA FoodData Central nutrition facts (per 100g)

| Nutrient | Amount per 100g |
| --- | --- |
| Ash | 0.852 g |
| Biotin | 0 µg |
| Calcium, Ca | 120 mg |
| Carbohydrate, by difference | 4.81 g |
| Cholesterol | 4.79 mg |
| Copper, Cu | 0.001 mg |
| Energy | 42.8 kcal |
| Energy (Atwater General Factors) | 42.8 kcal |
| Energy (Atwater Specific Factors) | 42.9 kcal |
| Fatty acids, total monounsaturated | 0.199 g |
| Fatty acids, total saturated | 0.552 g |
| Fructose | 0 g |
| Galactose | 0 g |
| Glucose | 0 g |
| Iodine, I | 34.2 µg |
| Iron, Fe | 0.013 mg |
| Lactose | 3.66 g |
| Magnesium, Mg | 11 mg |
| Maltose | 0 g |
| Manganese, Mn | 0 mg |
| Niacin | 0.128 mg |
| Nitrogen | 0.543 g |
| Phosphorus, P | 92.2 mg |
| Potassium, K | 158 mg |
| Protein | 3.46 g |
| PUFA 18:2 n-6 c,c | 0.022 g |
| Retinol | 36 µg |
| Riboflavin | 0.196 mg |
| SFA 12:0 | 0.028 g |
| SFA 14:0 | 0.089 g |
| SFA 16:0 | 0.258 g |
| SFA 18:0 | 0.085 g |
| Sodium, Na | 92.5 mg |
| Sucrose | 0 g |
| Thiamin | 0.049 mg |
| Total lipid (fat) | 1.08 g |
| Vitamin A | null mg |
| Vitamin B-6 | 0.039 mg |
| Vitamin D (D2 + D3) | 0.543 µg |
| Vitamin D (D2 + D3), International Units | 21.7 IU |
| Vitamin D2 (ergocalciferol) | 0 µg |
| Vitamin D3 (cholecalciferol) | 0.543 µg |
| Vitamin K (Dihydrophylloquinone) | 0 µg |
| Vitamin K (Menaquinone-4) | 0.3 µg |
| Vitamin K (phylloquinone) | 0 µg |
| Water | 89.8 g |
| Zinc, Zn | 0.426 mg |

Values are raw as published by USDA at the 100g basis — not rounded per 21 CFR 101.9(c) label-declaration rules, and 100g is USDA's publication basis, not a serving size any US nutrition label declares against.

Source: USDA FoodData Central, FDC ID 2259792, usda_ff (released 2026-04-30). https://bettermenu.live/tools/ingredient-search/us/foods/buttermilk-low-fat-2259792/