🥗 FoodData Explorer

Tomato, roma

Vegetables and Vegetable ProductsFDC ID 1750354Published 2021-04-28
0.7 G
Protein (per 100g)
0.43 G
Total lipid (fat) (per 100g)
3.84 G
Carbohydrate, by difference (per 100g)

How this was measured

This value is aggregated from 8 market samples acquired between Sep 24, 2020 and Jan 25, 2021, from MD, VA.

Brands sampled: Kroger, Food Lion, Earthblend, Patricia, Fresh 2U, Walmart

29 nutrients were lab-analyzed rather than calculated. Recognized analytical techniques for each:

  • WaterForced air, HPLC
  • NitrogenCombustion, Kjeldahl
  • Total lipid (fat)Acid hydrolysis, Base hydrolysis
  • AshGravimetric
  • Fiber, total dietaryEnzymatic-gravimetric, Enzymatic-Gravimetric-LC
  • Calcium, CaAAS, ICP
23 more nutrients
  • Iron, FeAAS, ICP
  • Magnesium, MgAAS, ICP
  • Phosphorus, PColorimetric, ICP
  • Potassium, KAAS, AES
  • Sodium, NaAAS, AES
  • Zinc, ZnAAS, ICP
  • Copper, CuAAS, ICP
  • Manganese, MnAAS, ICP
  • Selenium, SeAAS, Hydride generation
  • Vitamin C, total ascorbic acidHPLC, Microfluorometric
  • ThiaminFluorometric, HPLC
  • RiboflavinFluorometric, HPLC
  • NiacinColorimetric, HPLC
  • Vitamin B-6HPLC-fluorimetric, LC
  • Folate, totalMicrobiological, Single Enzyme
  • Carotene, betaHPLC
  • Carotene, alphaHPLC
  • Cryptoxanthin, betaHPLC
  • Cryptoxanthin, alphaHPLC
  • LycopeneHPLC
  • cis-Lutein/ZeaxanthinHPLC
  • LuteinHPLC
  • ZeaxanthinHPLC

Read how USDA measures nutrient values →

Notably high in

Tomato, roma ranks in the top 10% of USDA Foundation Foods for these nutrients.

Nutrients (30)

NutrientAmount / 100gUnitDerivation
Water94.73GAnalytical
Energy (Atwater General Factors)21.9574KCALCalculated
Energy (Atwater Specific Factors)18.9544KCALCalculated
Nitrogen0.1113GAnalytical
Protein0.6956GCalculated
Total lipid (fat)0.425GAnalytical
Ash0.3119GAnalytical
Carbohydrate, by difference3.8375GCalculated
Fiber, total dietary0.9706GAnalytical
Calcium, Ca9.963MGAnalytical
Iron, Fe0.1031MGAnalytical
Magnesium, Mg8.089MGAnalytical
Phosphorus, P19.09MGAnalytical
Potassium, K192.8MGAnalytical
Zinc, Zn0.0825MGAnalytical
Copper, Cu0.032MGAnalytical
Manganese, Mn0.0869MGAnalytical
Vitamin C, total ascorbic acid17.75MGAnalytical
Thiamin0.0558MGAnalytical
Niacin0.5331MGAnalytical
Vitamin B-60.0789MGAnalytical
Folate, total9.994UGAnalytical
Vitamin A, RAE23.9UGCalculated
Carotene, beta275.5UGAnalytical
Carotene, alpha0.875UGAnalytical
Carotene, gamma2.125UGAnalytical
Cryptoxanthin, beta19.0625UGAnalytical
Cryptoxanthin, alpha9.625UGAnalytical
Lycopene2,862.563UGAnalytical
Lutein56UGAnalytical

Samples analyzed (8)

  • TOMATOES, ROMA
  • TOMATOES, ROMA
  • TOMATOES, ROMA
  • TOMATOES, ROMA
  • TOMATOES, ROMA
  • TOMATOES, ROMA
  • TOMATOES, ROMA
  • TOMATOES, ROMA

Last verified against USDA FoodData Central — Foundation Foods.

USDA release 2026-04-30. All values are per 100 g unless stated otherwise.