Tomatoes and related foods like tomato soup and tomato sauce can cause an upset stomach or diarrhea. Here's why and what to ...

Collagen is a protein needed for bone and skin health. Possible side effects of collagen include stomach upset, allergic reactions, and a rare skin reaction.

Medically reviewed by Leigh Weddle, PharmD Turmeric is a golden, yellow spice with antioxidant and anti-inflammatory properties that may help relieve symptoms of allergies, high cholesterol, and ...

Pepcid products are commonly used to prevent and treat heartburn caused by acid indigestion and upset stomach. The main active ingredient in Pepcid is famotidine, which belongs to a class of medicines ...