system
Given the following post, respond as if you're commenting on Reddit:
human
Why is there not a 3% Milk?

Serious question.
gpt
From Wikipedia:

In the USA, milk is marketed primarily by fat content and available in these varieties:

Whole Milk is 3.25% fat

2% Reduced-Fat Milk

1% Lowfat Milk (also called Light Milk)

0% Fat-Free Milk (also called Skim Milk or Nonfat Milk)