Symptoms typically appear within 30 minutes to 2 hours after consuming dairy and may include:
- Bloating - Caused by undigested lactose fermenting in the colon.
- Diarrhea - A result of water being drawn into the colon due to undigested lactose.
- Abdominal Pain and Cramps - Triggered by gas and intestinal discomfort.
- Flatulence - Gas buildup due to lactose fermentation.
- Nausea - Sometimes accompanied by vomiting.