How many calories are in pecans?

One ounce of pecans (about 19 halves) has 196 calories. Per 100g, pecans are 691 calories, among the highest calorie nuts. A typical snack portion of 10 halves has about 100 calories.

Are pecans good for weight loss?

Pecans are very calorie-dense at 691 cal/100g, near the top among common nuts. However, their fat and fiber content promotes satiety. For weight loss, limit to a small handful (1oz = 196 cal). They can fit in a diet with strict portion control.

What nutrients are in pecans?

Pecans provide 10g protein, 73.3g fat (mostly monounsaturated), and 5.8g fiber per 100g. Good source of potassium (360mg), iron (2.4mg), and calcium (55mg). They're highest in manganese (4.5mg, 196% daily value) among nuts.

Are pecans keto-friendly?

Yes, pecans are excellent for keto with only 6.9g net carbs per 100g (about 1.9g per ounce). They have the lowest net carbs among popular nuts and highest fat content (73.3g/100g), making them ideal for ketogenic diets.

How many pecans should I eat per day?

A healthy portion is 1oz (about 19 halves or 196 calories). Studies suggest this amount provides heart benefits without excessive calories. More than 1.5oz daily significantly increases calorie intake.

Pecans vs walnuts: which is healthier?

Both are healthy but different. Walnuts: more omega-3s, slightly more protein (15g vs 10g), more fiber (6.8g vs 5.8g), and fewer calories (654 vs 691 per 100g). Pecans: fewer net carbs, which suits keto. Walnuts edge out for brain health; pecans for keto diets.

Are pecans good for cholesterol?

Yes, pecans may help lower LDL cholesterol. They're high in monounsaturated fats and contain plant sterols that block cholesterol absorption. Studies show eating pecans daily can improve cholesterol profiles.

Why are pecans so expensive?

Pecans are expensive because: trees take 6-10 years to produce, they're alternate-bearing (good harvests every other year), mostly grown in the US (limited supply), and require specific climate conditions. Labor-intensive harvesting adds cost.

Are candied pecans unhealthy?

Candied pecans add 50-100+ calories per ounce from sugar. A typical candied pecan serving has 250+ calories vs 196 for raw. The added sugar negates some health benefits. For health, choose raw or dry-roasted unsalted.

How should I store pecans?

Store pecans in the refrigerator for 6-9 months or freezer for up to 2 years. Their high fat content makes them go rancid quickly at room temperature (2-4 weeks). Keep in airtight containers away from strong odors.

All Foods

Calories in Pecans

USDA Verified · FDC 2346395 · Jan 2026

196 calories

per 1 oz (19 halves) (28g)

10g

Protein

12.7g

Carbs

73.3g

Fat

5.8g

Fiber

Per 100g raw

Log Pecans in one photo

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