Yam
A dense tropical tuber central to West African and Caribbean cooking.

Nutrition per 100 g
Standardised to 100 g of yam, boiled for fair comparison. Typical serving: 150 g boiled — 174 kcal per 150 g serving.
| Nutrient | Per 100 g | Per serving (150 g) | Per 100 kcal |
|---|---|---|---|
| Energy | 116 kcal | 174 kcal | 100 kcal |
| Protein | 1.5 g | 2.3 g | 1.3 g |
| Carbohydrate | 27.3 g | 41 g | 23.6 g |
| Fat | 0.1 g | 0.2 g | 0.1 g |
| Fibre | 4 g | 6 g | 3.4 g |
Figures are typical values and vary with variety, preparation and brand.
Micronutrients
Vitamins and minerals per 100 g of yam, with a typical serving and FDA Daily Value for adults.
| Nutrient | Per 100 g | Per serving (150 g) | % DV |
|---|---|---|---|
| Vitamins | |||
| Vitamin A | 6 µg | 9 µg | <1% |
| Vitamin C | 12.1 mg | 18.2 mg | 13% |
| Vitamin D | 0 µg | 0 µg | 0% |
| Vitamin E | 0.34 mg | 0.51 mg | 2% |
| Vitamin K | 2.3 µg | 3.5 µg | 2% |
| Thiamin | 0.095 mg | 0.14 mg | 8% |
| Riboflavin | 0.028 mg | 0.042 mg | 2% |
| Niacin | 0.55 mg | 0.83 mg | 3% |
| Vitamin B6 | 0.23 mg | 0.35 mg | 14% |
| Folate | 16 µg | 24 µg | 4% |
| Vitamin B12 | 0 µg | 0 µg | 0% |
| Pantothenic acid | 0.31 mg | 0.47 mg | 6% |
| Choline | 16.2 mg | 24.3 mg | 3% |
| Minerals | |||
| Calcium | 14 mg | 21 mg | 1% |
| Iron | 0.52 mg | 0.78 mg | 3% |
| Magnesium | 18 mg | 27 mg | 4% |
| Phosphorus | 49 mg | 73.5 mg | 4% |
| Potassium | 670 mg | 1005 mg | 14% |
| Sodium | 8 mg | 12 mg | <1% |
| Zinc | 0.2 mg | 0.3 mg | 2% |
| Selenium | 0.7 µg | 1.1 µg | 1% |
| Copper | 0.15 mg | 0.23 mg | 17% |
| Manganese | 0.37 mg | 0.56 mg | 16% |
Source: USDA FoodData Central — Yam, cooked, boiled, drained, or baked, without salt
% DV uses FDA Daily Values for adults. Nutrients that USDA does not report for this entry are omitted. Values vary with variety, preparation and brand.
Why eat yam?
- High in potassium and fibre.
- Slow-releasing energy that keeps you full.
How to include it
- Boil and pound for fufu, or roast in chunks.
- Serve with a stew of beans or fish.
Things to consider
- Must be cooked; raw yam is not edible.
- More calorie-dense than potato.
Educational content. This article is for general information and is not medical advice. Speak to a qualified health professional about your individual circumstances.
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