A number of natural remedies for constipation work well. They include brewer's yeast, kiwifruit or a pumpkin-bran muffin.
Turmeric raises the risk of hemorrhage, especially if it is combined with an anticoagulant such as warfarin (Coumadin) or clopidogrel (Plavix).
Most people think the only way for preventing sunburn is sunscreen. Sunscreens work! But aspirin and some antioxidants work from the inside.