Are Peanuts keto?
Keto in moderation 2.1 g net carbs per a small handful (28 g) — 11% of a 20 g keto day.
Short answer: In moderation. A small handful (28 g) of peanuts: 2.1 g net carbs — 11% of a strict 20 g keto day — with 13.8 g fat and 7.2 g protein.
Log peanuts in KetoraFree. Weigh it once and Ketora remembers your portion.
Peanuts are a legume but behave like a nut nutritionally. Plain peanuts fit; honey-roasted and many peanut butters add sugar.
How peanuts fits a keto carb budget
On a 20 g day you could eat about 9.5 servings before reaching the limit — in practice peanuts will never be what pushes you over.
Worked example. 28 g of peanuts = 4.5 g total carbs − 2.4 g fibre = 2.1 g net carbs, 13.8 g fat, 7.2 g protein and 159 kcal.
Portion is everything here. Weigh it the first few times, and use the keto macro calculator to see how much room your own carb budget leaves.
Nutrition facts
| Nutrient | Per 100 g | Per a small handful (28 g) |
|---|---|---|
| Calories | 567 kcal | 159 kcal |
| Fat | 49.2 g | 13.8 g |
| Protein | 25.8 g | 7.2 g |
| Total carbohydrate | 16.1 g | 4.5 g |
| Fibre | 8.5 g | 2.4 g |
| Net carbs | 7.6 g | 2.1 g |
Where the energy comes from:
How to eat peanuts on keto
- Choose peanut butter with only peanuts and salt on the label.
Compared with other nuts and seeds
Peanuts ranks #7 of 12 nuts and seeds in our database by net carbs per 100 g (lowest first). Fat-dense and convenient, but net carbs vary five-fold between types.
| Food | Net carbs / 100 g | Per serving |
|---|---|---|
| Flax seeds | 1.6 g | 0.2 g |
| Brazil nuts | 4.2 g | 0.4 g |
| Pecans | 4.3 g | 1.2 g |
| Pumpkin seeds | 4.7 g | 1.4 g |
| Macadamia nuts | 5.2 g | 1.5 g |
| Walnuts | 7 g | 2 g |
See all nuts and seeds ranked by net carbs →
Frequently asked questions
How many net carbs are in peanuts?
Peanuts has about 7.6 g of net carbs per 100 g (16.1 g total carbohydrate minus 8.5 g fibre), and about 2.1 g per a small handful (28 g).
Can you eat peanuts on keto?
In measured portions. One a small handful uses about 11% of a 20 g day, so plan the rest of the day around it.
Values are per 100 g of the raw or stated food, rounded, from USDA FoodData Central. Brands and varieties differ — check the label for packaged products.