Peanuts nutrition facts

Peanuts (1 oz, 28.35 g) has 161 calories, 6.6 g protein, 2.3 g fiber, 12.3 g fat. It is an excellent source of niacin (21% DV), manganese (21% DV) and a good source of folate and vitamin E.

Niacin 21% DV Manganese 21% DV Folate 17% DV Vitamin E 16% DV Thiamin 15% DV

#5 of 31 legumes for vitamin E #10 of 40 legumes for polyunsaturated fat #19 of 37 legumes for folate #19 of 38 legumes for thiamin #28 of 39 legumes for magnesium #18 of 34 legumes for selenium

Nutrition Facts

Serving size1 oz (28 g)

Calories161

Total Fat 12.3g16%

Saturated Fat 1.8g8.9%

Trans Fat 0g

Cholesterol 0mg0%

Sodium 0mg0%

Total Carbohydrate 7.5g2.7%

Dietary Fiber 2.3g8.1%

Total Sugars 1.3g

Protein 6.6g13%

Vitamin D 0µg0%

Calcium 14mg1.1%

Iron 0.4mg2.4%

Potassium 180mg3.8%

* The % Daily Value (DV) tells you how much a nutrient in a serving contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. Values from USDA FoodData Central; label rounding rules are not applied.

Calorie breakdown

■ Protein 16%
■ Fat 66%
■ Carbohydrate 18%

Share of calories by the 4-9-4 Atwater factors; the centre shows USDA's calorie value.

Scores

Nutrient density (NRF9.3)

Nine nutrients to encourage minus three to limit, per 100 kcal. Whole foods range from about −60 to 600; leafy greens score highest.

0.3

Inflammatory profile anti-inflammatory

Lower is more anti-inflammatory. Percentile 27 among 1,677 whole foods, from Dietary Inflammatory Index weights applied to this food's nutrients per 100 kcal.

All nutrients in peanuts

Nutrient	Per 1 oz	% Daily Value
Macronutrients
Calories	161 kcal	8%
ProteinF	6.6 g	13%
Total fatF	12.3 g	16%
CarbohydrateF	7.5 g	2.7%
FiberF	2.3 g	8.1%
Sugars	1.3 g	no DV
Fats
Saturated fat	1.8 g	8.9%
Trans fat	0 g	no DV
Monounsaturated fat	6.9 g	no DV
Polyunsaturated fat	4.4 g	no DV
Omega-3 (ALA+EPA+DHA)	0 g	no DV
Omega-6 (linoleic)	4.41 g	no DV
Cholesterol	0 mg	0%
Vitamins
Vitamin C	0 mg	0%
Thiamin (B1)	0.18 mg	15%
Riboflavin (B2)	0.04 mg	2.9%
Niacin (B3)	3.4 mg	21%
Pantothenic acid (B5)	0.5 mg	10%
Vitamin B6	0.1 mg	5.8%
Folate (DFE)	68 µg	17%
Vitamin B12	0 µg	0%
Vitamin A (RAE)	0 µg	0%
Vitamin E	2.36 mg	16%
Vitamin D	0 µg	0%
Vitamin K	0 µg	0%
Choline	15 mg	2.7%
Minerals
SodiumF	0 mg	0%
CalciumF	14 mg	1.1%
IronF	0.4 mg	2.4%
MagnesiumF	51 mg	12%
PhosphorusF	108 mg	8.6%
PotassiumF	180 mg	3.8%
ZincF	0.8 mg	7.2%
CopperF	0.13 mg	14%
ManganeseF	0.48 mg	21%
SeleniumF	5 µg	9.2%
Carotenoids
Beta-carotene	0 µg	no DV
Lycopene	0 µg	no DV
Lutein + zeaxanthin	0 µg	no DV
Other
Caffeine	0 mg	no DV
WaterF	1 g	no DV
Amino acids
Tryptophan	0.071 g	no DV
Threonine	0.25 g	no DV
Isoleucine	0.257 g	no DV
Leucine	0.474 g	no DV
Lysine	0.263 g	no DV
Methionine	0.09 g	no DV
Phenylalanine	0.39 g	no DV
Valine	0.307 g	no DV
Histidine	0.185 g	no DV

Nutrient	Per 100 g	% Daily Value
Macronutrients
Calories	567 kcal	28%
ProteinF	23.2 g	46%
Total fatF	43.3 g	55%
CarbohydrateF	26.5 g	9.6%
FiberF	8 g	29%
Sugars	4.7 g	no DV
Fats
Saturated fat	6.3 g	31%
Trans fat	0 g	no DV
Monounsaturated fat	24.4 g	no DV
Polyunsaturated fat	15.6 g	no DV
Omega-3 (ALA+EPA+DHA)	0 g	no DV
Omega-6 (linoleic)	15.55 g	no DV
Cholesterol	0 mg	0%
Vitamins
Vitamin C	0 mg	0%
Thiamin (B1)	0.64 mg	53%
Riboflavin (B2)	0.14 mg	10%
Niacin (B3)	12.1 mg	75%
Pantothenic acid (B5)	1.77 mg	35%
Vitamin B6	0.35 mg	20%
Folate (DFE)	240 µg	60%
Vitamin B12	0 µg	0%
Vitamin A (RAE)	0 µg	0%
Vitamin E	8.33 mg	56%
Vitamin D	0 µg	0%
Vitamin K	0 µg	0%
Choline	52 mg	9.5%
Minerals
SodiumF	1 mg	0.1%
CalciumF	49 mg	3.8%
IronF	1.6 mg	8.6%
MagnesiumF	180 mg	43%
PhosphorusF	380 mg	30%
PotassiumF	636 mg	14%
ZincF	2.8 mg	25%
CopperF	0.46 mg	51%
ManganeseF	1.68 mg	73%
SeleniumF	17.8 µg	32%
Carotenoids
Beta-carotene	0 µg	no DV
Lycopene	0 µg	no DV
Lutein + zeaxanthin	0 µg	no DV
Other
Caffeine	0 mg	no DV
WaterF	5 g	no DV
Amino acids
Tryptophan	0.25 g	no DV
Threonine	0.883 g	no DV
Isoleucine	0.907 g	no DV
Leucine	1.672 g	no DV
Lysine	0.926 g	no DV
Methionine	0.317 g	no DV
Phenylalanine	1.377 g	no DV
Valine	1.082 g	no DV
Histidine	0.652 g	no DV

Missing nutrients were not analysed by USDA for this food; they are not zero. F marks a value updated from Foundation Foods (April 2026 analytical data). Source: USDA FoodData Central #172430 ("Peanuts, all types, raw"), Foundation Foods #2515376.

Peanuts variants compared

Per 100 g, so preparations can be compared directly.

Variant	kcal	Protein g	Fat g	Carbs g	Fiber g	Sugars g	Potassium mg	Vit C mg	Sodium mg
Peanuts (this page)	567	23.2	43.3	26.5	8	4.7	636	0	1
Dry-roasted, no salt	587	24.4	49.7	21.3	8.4	4.9	634	0	6

Compare peanuts with…

Almonds vs Peanuts

Frequently asked questions

How many calories are in peanuts?

Peanuts has 161 calories per 1 oz (28.35 g), or 567 calories per 100 g, according to USDA FoodData Central.

How much protein is in peanuts?

6.6 g of protein per 1 oz, which is 13% of the 50 g Daily Value.

What is peanuts rich in?

Per serving, peanuts is richest in Niacin (B3) at 21% of the Daily Value, Manganese (21%), Folate (DFE) (17%), Vitamin E (16%).

Is peanuts healthy?

By nutrient density, peanuts scores 28 on the NRF9.3 index (nine nutrients to encourage minus three to limit, per 100 kcal). Its nutrient profile is anti-inflammatory compared with other whole foods. See the methodology page for how both scores work; this is data, not medical advice.

More legumes

Nutrient values are from USDA FoodData Central (SR Legacy, April 2018; Foundation Foods, April 2026) and shown per serving as described on each page. %DV uses the FDA Daily Values for adults and children aged 4 and over. This is nutrition data for general information, not medical or dietary advice; talk to a clinician or registered dietitian about your own needs. How the numbers are calculated.