Highest caloric food stuffs among the following

Options

A. carbohydrates
B. fats
C. proteins
D. minerals

Answer

To determine the highest calorific foodstuff among the given options, we will analyze the calorific values of different macronutrients:

### Step-by-Step Solution:

1. **Understand Calorific Value**:
- Calorific value refers to the amount of energy produced when a food item is burned. It is usually measured in kilocalories (kcal) or Joules per kilogram.

2. **Identify the Macronutrients**:
- The main macronutrients that provide energy are carbohydrates, proteins, and fats. Additionally, minerals, water, and vitamins do not provide calorific value.

3. **Calorific Values of Macronutrients**:
- **Carbohydrates**: 4 kcal per gram
- **Proteins**: 4 kcal per gram
- **Fats**: 9 kcal per gram
- **Minerals, Water, and Vitamins**: 0 kcal per gram

4. **Compare the Calorific Values**:
- From the values above, we can see that both carbohydrates and proteins provide 4 kcal per gram, while fats provide significantly more energy at 9 kcal per gram.

5. **Conclusion**:
- Among the options provided, fats have the highest calorific value. Therefore, the answer to the question is that fats are the highest calorific foodstuff.

### Final Answer:
- The highest calorific foodstuff among the options is **fats**.