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Food · Spices and Herbs

Salt nutrition facts

A typical portion of salt (100 g; 100 g, table) has 0 calories and 0g of protein (USDA FoodData Central). USDA lists 3 descriptions of it.

Nutrition Facts

Serving size100 g (100g)
Amount per serving
Calories0
% Daily Value*
Total Fat 0g0%
Saturated Fat 0g0%
Trans Fat 0g
Cholesterol 0mg0%
Sodium 38760mg1685%
Total Carbohydrate 0g0%
Dietary Fiber 0g0%
Total Sugars 0g
Includes Added Sugars not declared
Protein 0g0%
Vitamin D 0mcg0%
Calcium 20mg2%
Iron 0.3mg2%
Potassium 10mg0%

* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. Protein % DV here is not corrected for protein quality.

USDA values per 100 g for Salt, table, scaled to the portion. Check the USDA record.

Protein per 100 g
0g
more than 0% of 8,218 USDA reference foods
Calories per 100 g
0
more than 0% of reference foods
Sodium per 100 g
38,758mg
more than 100% of reference foods

100 g weighs 100 g in USDA's record for Salt, table (FDC 173468).

Every form of salt USDA describes

Table has the most calories per 100 g (0); the fewest: Table (0)

Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0Calories per 100 g by USDA description of saltTable0Table, iodized (FDC 746775)0
Per 100 g, USDA FoodData Central. The violet bar is the form on the label at left.
All 3 USDA descriptions of salt, per 100 g
USDA descriptionCaloriesProteinFatSodium
Salt, table00 g0 g38,758 mg
Salt, table, iodized (Foundation)n/an/a38,700 mg
Salt, table, iodized (Foundation)0n/an/a38,700 mg

Every nutrient in this record (89)

The portion is 100 g (100 g); % DV is for that portion.

Energy, macronutrients and sugars (14)
NutrientPer portionPer 100 g% DV
Protein0 g0 g0%
Total lipid (fat)0 g0 g0%
Carbohydrate, by difference0 g0 g0%
Ash99.8 g99.8 g
Energy0 kcal0 kcal
Alcohol, ethyl0 g0 g
Water0.20 g0.20 g
Total Sugars0 g0 g
Fiber, total dietary0 g0 g0%
Cholesterol0 mg0 mg0%
Fatty acids, total trans0 g0 g
Fatty acids, total saturated0 g0 g0%
Fatty acids, total monounsaturated0 g0 g
Fatty acids, total polyunsaturated0 g0 g
Minerals (11)
NutrientPer portionPer 100 g% DV
Calcium, Ca24.0 mg24.0 mg2%
Iron, Fe0.33 mg0.33 mg2%
Magnesium, Mg1.00 mg1.00 mg0%
Phosphorus, P0 mg0 mg0%
Potassium, K8.00 mg8.00 mg0%
Sodium, Na38,758 mg38,758 mg1685%
Zinc, Zn0.10 mg0.10 mg1%
Copper, Cu0.030 mg0.030 mg3%
Fluoride, F2.00 µg2.00 µg
Manganese, Mn0.10 mg0.10 mg4%
Selenium, Se0.10 µg0.10 µg0%
Vitamins (24)
NutrientPer portionPer 100 g% DV
Retinol0 µg0 µg
Vitamin A, RAE0 µg0 µg0%
Carotene, beta0 µg0 µg
Carotene, alpha0 µg0 µg
Vitamin E (alpha-tocopherol)0 mg0 mg0%
Vitamin D (D2 + D3)0 µg0 µg0%
Cryptoxanthin, beta0 µg0 µg
Lycopene0 µg0 µg
Lutein + zeaxanthin0 µg0 µg
Vitamin C, total ascorbic acid0 mg0 mg0%
Thiamin0 mg0 mg0%
Riboflavin0 mg0 mg0%
Niacin0 mg0 mg0%
Pantothenic acid0 mg0 mg
Vitamin B-60 mg0 mg0%
Folate, total0 µg0 µg
Vitamin B-120 µg0 µg0%
Choline, total0 mg0 mg0%
Vitamin K (phylloquinone)0 µg0 µg0%
Folic acid0 µg0 µg
Folate, food0 µg0 µg
Folate, DFE0 µg0 µg0%
Vitamin E, added0 mg0 mg
Vitamin B-12, added0 µg0 µg
Amino acids (18)
NutrientPer portionPer 100 g% DV
Tryptophan0 g0 g
Threonine0 g0 g
Isoleucine0 g0 g
Leucine0 g0 g
Lysine0 g0 g
Methionine0 g0 g
Cystine0 g0 g
Phenylalanine0 g0 g
Tyrosine0 g0 g
Valine0 g0 g
Arginine0 g0 g
Histidine0 g0 g
Alanine0 g0 g
Aspartic acid0 g0 g
Glutamic acid0 g0 g
Glycine0 g0 g
Proline0 g0 g
Serine0 g0 g
Fatty acids (20)
NutrientPer portionPer 100 g% DV
SFA 4:00 g0 g
SFA 6:00 g0 g
SFA 8:00 g0 g
SFA 10:00 g0 g
SFA 12:00 g0 g
SFA 14:00 g0 g
SFA 16:00 g0 g
SFA 18:00 g0 g
MUFA 18:10 g0 g
PUFA 18:20 g0 g
PUFA 18:30 g0 g
PUFA 20:40 g0 g
PUFA 22:6 n-3 (DHA)0 g0 g
MUFA 16:10 g0 g
PUFA 18:40 g0 g
MUFA 20:10 g0 g
PUFA 20:5 n-3 (EPA)0 g0 g
MUFA 22:10 g0 g
PUFA 22:5 n-3 (DPA)0 g0 g
Phytosterols0 mg0 mg

Source: USDA FoodData Central, FDC 173468: every value the record reports, per 100 g as USDA gives it and scaled to the portion; Daily Values: 21 CFR 101.9.

Source: USDA FoodData Central (SR Legacy, Foundation Foods and Survey foods), April 30, 2026 release.

Questions

How many calories are in salt?

0 in 100 g (100 g) of table.

How much protein is in salt?

0g in 100 g; 0 g per 100 g.

How much sodium is in salt?

38760mg in 100 g; 38,758 mg per 100 g. Salt added in cooking changes it: USDA lists salted and unsalted forms separately where it measured both.

Sources for this page
USDA FoodData Central
the food and product records, April 30, 2026 release. fdc.nal.usda.gov
FoodData Central documentation
what each data type is and how branded records are submitted. fdc.nal.usda.gov
USDA Food and Nutrient Database for Dietary Studies
the survey foods and their portions. ars.usda.gov
21 CFR 101.9, Nutrition labeling of food
the label format, rounding and Daily Values. ecfr.gov
FDA, How to Understand and Use the Nutrition Facts Label
the 5% and 20% Daily Value rule. fda.gov