Learn Glossary natural sweetener

Lactose

Level 2Generally safeIn Winter's Dictionary

Lactose is a natural sweetener — By-product of cheese industry; humectant and nutrient

Also: Milk Sugar, D-Lactose

What it does

By-product of cheese industry; humectant and nutrient

Where you'll see it

Infant formula, dairy

What the research says

Found to cause tumors when injected under the skin of mice in 500 mg/kg doses. Problematic for lactose intolerant.

Regulatory status

  • US FDA: ASP

Sources

  • A Consumer's Dictionary of Food Additives (Winter): was found to cause tumors when injected under the skin of mice in 50 milligram doses per kilogram of body weight