In nutrition, how many kilocalories (Calories) are provided by 1 gram of dietary fat?

• A. 7 Calories (kcal)
• B. 9 Calories (kcal)
• C. 2 Calories (kcal)
• D. 4 Calories (kcal)

Answer: (B)

Verified step by step guidance

1. Understand that dietary macronutrients provide energy measured in kilocalories (kcal), commonly referred to as Calories with a capital C.
2. Recall the standard energy values for macronutrients: carbohydrates and proteins each provide approximately 4 kcal per gram, alcohol provides about 7 kcal per gram, and fats provide about 9 kcal per gram.
3. Identify that the question asks specifically about dietary fat, so focus on the energy value associated with fat.
4. Use the known energy conversion factor for fat: 1 gram of fat provides 9 kilocalories (kcal).
5. Conclude that the correct energy value for 1 gram of dietary fat is 9 Calories (kcal).