Iron is LIKELY SAFE for most people when it is taken by mouth in appropriate amounts. However, it can cause side effects including stomach upset and pain, constipation or diarrhea, nausea, and vomiting. Taking iron supplements with food seems to reduce some of these side effects. However, food can also reduce how well the body absorbed iron.
Oatmeal is a great breakfast choice if you have high blood pressure, but oat bran can provide even more health benefits, since itâs higher in fiber, which helps to lower blood pressure and improves digestive health. This low-sodium food can be prepared as a hot cereal and topped with fruit or used in pancakes.
A 2010 study out of Australia found that garlic is another powerful food-based medicine that naturally lowers cholesterol levels and reduces blood pressure. Taking garlic tablets or capsule supplements is a great way to regularly consume the herb in high enough amounts to derive significant benefits.