Another name for Vitamin D is:

Explanation

To answer the question "Another name for Vitamin D is:", we can follow these steps:

### Step 1: Identify the Vitamin
Vitamin D is a fat-soluble vitamin that is crucial for various bodily functions, including calcium absorption and bone health.

### Step 2: Understand its Source
The body produces Vitamin D in response to sunlight exposure. This is a key characteristic of Vitamin D, which is why it has a specific nickname.

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