Calories in
mountain yam, hawaii, raw
67 kcal per 100 g Mountain yam, hawaii, raw contains 67 calories per 100 grams, or about 46 calories per 0.5 cup, cubes. Per 100 g it provides 1.3 g protein, 16.3 g carbohydrate and 0.1 g fat.
By calories that splits 91% carbohydrate, 8% protein, 1% fat.
Calories in a typical serving
Per-100 g figures are useful for comparison but nobody eats 100 g of anything on purpose. These are the USDA's own household measures.
| Serving | Grams | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|---|
| 0.5 cup, cubes | 68.0 g | 46 | 0.9 g | 11.1 g | 0.1 g |
| 1 yam | 420.0 g | 281 | 5.6 g | 68.5 g | 0.4 g |
Full nutrition, per 100 g and per 0.5 cup, cubes
| Nutrient | Per 100 g | Per 0.5 cup, cubes |
|---|---|---|
| Energy | 67 kcal | 46 kcal |
| Protein | 1.3 g | 0.9 g |
| Total fat | 0.1 g | 0.1 g |
| Saturated fat | 0.0 g | 0.0 g |
| Carbohydrate | 16.3 g | 11.1 g |
| Fibre | 2.5 g | 1.7 g |
| Sugars | 0.3 g | 0.2 g |
| Sodium | 13.0 mg | 8.8 mg |
| Potassium | 418.0 mg | 284.2 mg |
| Calcium | 26.0 mg | 17.7 mg |
| Iron | 0.4 mg | 0.3 mg |
| Vitamin C | 2.6 mg | 1.8 mg |
| Cholesterol | 0.0 mg | 0.0 mg |
| Water | 81.4 g | 55.4 g |
USDA FoodData Central, SR Legacy (FDC ID 168432). A dash means the nutrient was not measured for this item, which is not the same as zero.
How mountain yam, hawaii, raw compares
Among the 209 vegetables and vegetable products items on this site, mountain yam, hawaii, raw ranks 62 of 209 by calorie density, against a category average of 62 kcal per 100 g — so it is about 8% more calorie-dense than typical for its group.
It carries 2 g of protein per 100 calories, so it is not a meaningful protein source.
To burn off 0.5 cup, cubes (46 kcal), a 70 kg adult would walk for roughly 9 minutes — see the walking calculation on our sister site, or pick a different activity. Treat that as a sense of scale rather than a rule: eating and moving are not a simple ledger.
Questions
How many calories are in mountain yam, hawaii, raw?
Mountain yam, hawaii, raw contains 67 calories per 100 g, which works out to about 46 calories per 0.5 cup, cubes. It also provides 1.3 g of protein, 16.3 g of carbohydrate and 0.1 g of fat per 100 g.
What is the macro breakdown of mountain yam, hawaii, raw?
By calories, mountain yam, hawaii, raw is roughly 91% carbohydrate, 8% protein and 1% fat. That makes it a predominantly carbohydrate-based food.
How long does it take to burn off 0.5 cup, cubes?
About 9 minutes of ordinary walking for a 70 kg adult (MET 4.0). That is a rough guide for scale, not a prescription — appetite and activity interact in ways a simple subtraction does not capture.
Is this figure exact for the mountain yam, hawaii, raw I bought?
No. These are USDA reference values, averaged across samples. Real foods vary with variety, ripeness, growing conditions, cut, brand and how they were cooked — 10–20% either way is normal. Use them for planning, not precision.
Similar foods
Closest in calorie density within vegetables and vegetable products.
Source: USDA FoodData Central, SR Legacy — public domain. Full USDA description: "Mountain yam, hawaii, raw". General information only — not medical or nutrition advice. Values are averages for a food type and vary by brand, ripeness and preparation.