Cultured sour cream

Sour cream must contain at least 18% milk fat by weight to carry this designation.

Cultured half-and-half

This version of sour cream is made from half-and-half.

Low-fat and light sour cream

These sour cream versions are made from half-and-half and milk.

Sour cream alternative

This is a designation for fat-free sour cream, which is typically made from skim milk.

Nonfat (or fat-free) sour cream

This variety is often labeled "sour cream alternative."

Cholesterol-free sour cream alternative

This product is made with skim milk and vegetable oil.