Name one antioxidant used in wine, butter and beers.

Explanation

### Step-by-Step Solution:

1. **Identify the Question**: The question asks for an antioxidant that is used in wine, butter, and beers.

2. **Recall Common Antioxidants**: Antioxidants are substances that prevent oxidation in food products, thereby prolonging their shelf life and maintaining their quality.

3. **Identify BHA**: One commonly used antioxidant in food products, including wine, butter, and beers, is Butylated Hydroxyanisole (BHA).

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