Most pre-workout is designed in a way that if you take them on an empty stomach there are no issues or side effects. It is said the pre-workout will enter your bloodstream faster on an empty stomach.

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Are there any side effects of taking pre-workout on an empty stomach?

There are no side effects if you take pre-workout on an empty stomach. The product will enter your bloodstream more quickly, which is why for most people this is the preferred choice. If you have any concerns about taking pre-workout on an empty stomach, it’s best to contact each company or consult a doctor. There really aren’t any negative side effects if you do decide to take pre-workout on an empty stomach, but again every individual person may react differently to certain ingredients that they might be sensitive to or allergic to.

What kind of people should not take pre-workout on an empty stomach?

Some people may have problems with pre-workout on an empty stomach, especially those that are sensitive to caffeine. Doctors suggest that if you have any pre-existing medical conditions or are taking any kind of prescription medication it’s best to ask your doctor before you start taking pre-workouts. If the doctor says it’s fine for you to take pre-workout, make sure there isn’t any caffeine in the product you’re taking because too much can cause serious side effects including but not limited to: jitters, anxiety, high blood pressure, and even heart attacks.

It is also essential that if you are pregnant or breastfeeding, to not take pre-workout on an empty stomach. Caffeine has been known to cause miscarriages and birth defects in animal studies.

What should I eat before taking a pre-workout on an empty stomach?

Pre-workouts like all supplements vary in ingredients, but generally, they use caffeine as one of the main ingredients so it’s best to avoid coffee or other caffeinated drinks for 1 hour before taking them. It’s also good to eat something with some fat or protein because this will slow down the absorption of the caffeine so you won’t feel jittery right away. For example, peanut butter and toast are a great combo since peanut butter is high in fat and has practically zero calories.