Quinoa is a protein-rich whole grain that is a staple in healthy meal plans, but its calorie count depends heavily on how it is measured. A dry, uncooked ounce delivers roughly 104 calories, while a cooked ounce is around 34 calories because cooked quinoa absorbs water and gains weight without gaining calories. This quinoa calories per ounce calculator converts your serving size into accurate calories and macronutrients, whether you measure by weight in ounces or grams.
Just enter your amount, select dry or cooked quinoa, and the tool instantly estimates calories, carbs, protein, fat, and fiber. Quick-fill presets cover common serving sizes like 1 oz dry and 1 cup cooked, so logging a meal takes seconds.
This tool is ideal for meal prep, macro tracking, and anyone building a balanced nutrition plan around plant-based protein.
🌾 Quinoa Calorie Calculator
Enter your serving size to see calories, macros, and the math behind the estimate.
How the Calorie Math Works
Quinoa's calorie value is normally expressed per 100 grams. According to USDA FoodData Central, uncooked quinoa contains about 368 kcal per 100 g, while cooked quinoa contains about 120 kcal per 100 g. The cooked form has absorbed roughly twice its weight in water, which makes it heavier per cup but not higher in calories. Because 1 oz equals 28.3495 g, one ounce of dry quinoa provides 368 × 0.2835 ≈ 104 kcal, and one ounce of cooked quinoa provides 120 × 0.2835 ≈ 34 kcal.
The calculator performs the same conversion in reverse-friendly steps: it converts your entered amount to grams, applies the correct per-100 g energy density, and reports calories plus the four main macronutrients. That means you can log any custom portion in seconds, not just the preset options.
Worked Examples
Example 1 — 2 oz dry quinoa. Convert to grams: 2 × 28.35 = 56.7 g. Multiply by the dry calorie density: 56.7 × (368 / 100) = 208.6 kcal. The calculator shows about 209 kcal, with 8 g protein, 36.4 g carbs, and 3.4 g fat.
Example 2 — 185 g cooked quinoa. This is the weight of roughly 1 cup of cooked quinoa. Calories: 185 × (120 / 100) = 222 kcal. Macros: about 8.1 g protein, 39.4 g carbs, 3.5 g fat, and 5.2 g fiber.
Example 3 — 3 oz cooked quinoa. 3 oz = 85 g. 85 × 1.20 = 102 kcal. This smaller portion is a good side-dish serving.
Standard Nutritional Values
| Nutrient | Dry per 100 g | Dry per 1 oz | Cooked per 100 g | Cooked per 1 oz |
|---|---|---|---|---|
| Calories | 368 kcal | 104 kcal | 120 kcal | 34 kcal |
| Protein | 14.1 g | 4.0 g | 4.4 g | 1.2 g |
| Carbohydrates | 64.2 g | 18.2 g | 21.3 g | 6.0 g |
| Fat | 6.1 g | 1.7 g | 1.9 g | 0.5 g |
| Fiber | 7.0 g | 2.0 g | 2.8 g | 0.8 g |
Values are rounded from USDA FoodData Central entries for quinoa. For the full nutrient profile, visit USDA FoodData Central.
Tips for Accurate Tracking
- Weigh quinoa in its dry form when your meal plan lists “dry” calories. After cooking, a dry portion can more than double its weight, and most people underestimate the cooked amount.
- Use a digital kitchen scale instead of measuring cups. A cup of cooked quinoa can vary by 20–40 g depending on how tightly it is packed.
- Rinse dry quinoa before cooking to remove saponins, the bitter coating. Rinsing does not change calorie or macro values.
- Add calories for any cooking fat, broth, sauce, or seasoning. Plain quinoa calories are only for the grain itself.
- If using a package label, remember that the nutrition facts panel may be based on a specific serving, such as “1/4 cup dry,” not on 100 g.
Frequently Asked Questions
Does cooking quinoa change its calorie content?
No. Cooking adds water, not energy, so the total calories in the batch stay the same. The calorie density per gram drops because the weight increases, and per-cup calories are lower for cooked quinoa.
Why does my quinoa package show different numbers?
Packages may round calories to the nearest 5 or 10 kcal, use a different serving size, or reflect a slightly different moisture level. Differences are usually minor. Using 100 g of dry or cooked quinoa as your reference is the most reliable approach.
Is quinoa good for weight loss?
Quinoa is a whole grain with 4 g protein and 2 g fiber per cooked 100 g serving, which supports satiety. However, calorie balance still determines weight change, so measuring portions accurately helps you fit quinoa into your daily target.
How much does 1 cup of cooked quinoa weigh?
Roughly 185 g, or about 6.5 ounces. That is the weight used in this calculator's “1 cup cooked” preset.
When to Use This Calculator
Reach for this tool during meal prep, when designing macro-balanced grain bowls, or when comparing quinoa with other sides like rice, couscous, or farro. It is also handy for plant-based athletes and anyone tracking protein intake. Use it before batch-cooking a week of lunches to decide how much dry quinoa to prepare, or after cooking to verify that your bowl fits your daily calorie target. For another per-ounce calorie perspective on a different food, see the blackberry calories per ounce calculator or the quesadilla calories per ounce calculator. For broader weekly planning, check the weekly calorie calculator for women.