Foods High and Low in Lactose
FODMAP
Milk sugar that requires lactase enzyme to digest. Undigested lactose is fermented by gut bacteria, causing bloating, gas, and diarrhea in lactose-intolerant individuals. FODMAP trigger. USDA-measured in dairy foods.
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Key takeaways
- Infant Formula Mead Johnson has the highest measured lactose level, at 39.7 g per 100 g.
- Each entry carries a confidence grade and the studies it came from.
- A food not listed has not been measured, which is not the same as containing none.
Lactose at a glance
- Foods measured
- 299
- Reported as
- g per 100 g
- Data source
- Published research, cited per food
Highest measured levels
Lowest measured levels
Only foods with a published measurement appear here. A food missing from this list has not been measured, which is not the same as zero.
299 foods with measured values · compiled from published research · updated as the literature grows