
Instant coffee is a soluble coffee product made from roasted coffee beans that have been brewed and then dehydrated into granules or powder, allowing it to dissolve quickly in hot water. It typically contains only coffee, with no added ingredients in its pure form, and originated in the early 20th century with innovations in Japan and the United States.
Instant coffee is very low in calories, carbohydrates, fat, and protein, typically providing around 2-5 calories per serving (about 2 grams). It primarily offers antioxidants like chlorogenic acid and a moderate caffeine boost, making it a virtually calorie-free beverage option.
| Calories | 2 kcal |
| Protein | 0.1 g |
| Carbs | 0 g |
| Fat | 0 g |
| Fiber | 0 g |
| Sugar | 0 g |
| Sodium | 5 mg |
| Potassium | 116 mg |
| Niacin (B3) | 0.5 mg |
| Riboflavin (B2) | 0.01 mg |
| Magnesium | 7 mg |
| Manganese | 0.05 mg |
| Phosphorus | 3 mg |
| Copper | 0.003 mg |
Per 1 cup (240 g) · estimated, varies by recipe
Culturally, instant coffee revolutionized coffee consumption by making it accessible and convenient worldwide, especially in regions where brewing equipment was scarce. Nutritionally, it retains many of the antioxidants found in regular coffee, though some studies suggest slight differences in chlorogenic acid content due to the drying process.