EXPLORE A NUTRIENT
Nitrogen
Discover how amounts vary across foods, on a shared basis for comparison.
Understand this nutrient ↓What is it?
Nitrogen content is reported separately from the protein calculated from it. [1] [2]
An identity reference, not the appearance of the food.
Description, source and attribution
Element N, atomic number 7. The graphic does not assign an oxidation state or compound to the food measurement.
Original Bitameans element graphic; symbol and atomic number from PubChem. Source · Reuse terms
Source check:
A COMMON BASIS
Foods, per 100 g
39 foods with data 167 not reported, excluded from ranking
- Pecans
Pecan halves, raw.
1.879 g - White whole-grain sorghum
White whole-grain sorghum, dry, raw.
1.613 g - Macadamia nuts
Nuts, macadamia nuts, raw, exactly as identified by USDA.
1.469 g - Ricotta cheese
Whole-milk ricotta cheese.
1.22 g - Garlic
Raw garlic.
1.06 g - Plain yogurt
Plain whole-milk yogurt.
0.5994 g - Whole milk
Whole cow's milk, 3.25% milkfat, with added vitamin D.
0.51 g - Hass avocado
Hass avocado, peeled, raw.
0.29 g - Kiwi
Green kiwi, peeled, raw.
0.1613 g - Raspberries
Raspberries, raw, exactly as identified by USDA.
0.1613 g - Zucchini
Green zucchini, including skin, raw.
0.1575 g - Romaine lettuce
Green romaine lettuce, raw.
0.1563 g
All results are sorted before pagination. Bars compare amounts within this search; they do not indicate health benefits. Not reported does not mean zero.
UNDERSTAND THE DATA
What it means for your diet
This source explains dietary protein and amino acids as a group. The specific USDA identity above remains separate; protein advice is not an intake target or supplement recommendation for an individual amino acid.
Ranking amounts describe foods, not supplement doses. A high rank does not mean you should consume more. Source recommendations and cautions retain their original population and scope.
Dietary Proteins [1]
Source: MedlinePlus, National Library of Medicine. Original health-topic summary, reproduced with attribution.
Protein is in every cell in the body. Our bodies need protein from the foods we eat to build and maintain bones, muscles and skin. We get proteins in our diet from meat, dairy products, nuts, and certain grains and beans. Proteins from meat and other animal products are complete proteins. This means they supply all of the amino acids the body can't make on its own. Most plant proteins are incomplete. You should eat different types of plant proteins every day to get all of the amino acids your body needs.
It is important to get enough dietary protein. You need to eat protein every day, because your body doesn't store it the way it stores fats or carbohydrates. How much you need depends on your age, sex, health, and level of physical activity. Most Americans eat enough protein in their diet.
Explanation bibliography
- . MedlinePlus, National Library of Medicine. Last updated July 17, 2024. Accessed: 2026-09-16. .
Identity and structure sources
- PubChem Periodic Table of Elements · Accessed 2026-09-13
- USDA FoodData Central: Foundation Foods Documentation · Accessed 2026-09-13