ACE Health Coach Certification Practice Test

Which micronutrient is known as a substance in plants that improves health and reduces the risk for disease, but is not required for normal functioning?

1. Vitamin D

2. Phytochemical

3. Sodium

4. Iron

The correct answer is: Phytochemical

The correct answer is phytochemical. Phytochemicals are naturally occurring compounds found in plants that can contribute to health benefits and may reduce the risk of various diseases. Unlike essential nutrients, which are required for normal growth and functioning, phytochemicals are not classified as essential vitamins or minerals that the body needs to perform basic physiological functions. Instead, they offer additional health benefits, such as antioxidant properties, immune support, and potential anti-inflammatory effects. Phytochemicals are abundant in fruits, vegetables, whole grains, and legumes, reflecting the diverse health-promoting characteristics of these food sources. While they play a significant role in promoting wellness and preventing diseases, consuming them is not necessary for survival, distinguishing them from essential nutrients like vitamins and minerals. In contrast, substances like Vitamin D, sodium, and iron are essential for various bodily functions, such as bone health, fluid balance, and oxygen transport, respectively. These nutrients are classified as essential because deficiencies can lead to significant health issues, underlining the distinction between essential nutrients and phytochemicals.