can i brush my teeth before blood test

Yes, you can brush your teeth before a blood test. It's important, however, not to eat or drink anything but water if you're having a fasting blood test.

If you swallow only a small amount of toothpaste, it likely won't significantly affect your blood test results. However, to be completely sure, it may be best to use just water for brushing your teeth before a blood test, especially if it's a fasting one.

Yes, you can definitely drink water before a blood test. It's actually encouraged as it helps keep your veins hydrated making it easier for the technician to find a vein. Just make sure it's plain water and not flavored or vitamin-infused.