Tip: If you have poor eyesight or chronic eye conditions, check with a healthcare provider before eating garlic regularly.

3. Raw garlic and diarrhea don’t mix

Raw garlic is often praised for aiding digestion and fighting off bacteria, but it can actually backfire if you’re dealing with diarrhea. In cases of gut trouble—like food poisoning or infections—garlic can irritate the stomach lining and throw off your digestion even more.

Caution: It’s best to wait until your digestive system has calmed down before adding raw garlic back into your diet.

4. Empty stomach? Skip the garlic

Some people like to eat garlic first thing in the morning to “detox,” but doing this on an empty stomach can be tough on your system. Garlic’s strong sulfur compounds can irritate the stomach lining, possibly leading to heartburn, pain, or even ulcers.

If you’re prone to acid reflux or stomach issues, steer clear of eating garlic solo.

Tip: Pair garlic with other foods in a balanced meal, and avoid eating it alone—especially first thing in the morning.

Final thoughts

Garlic can definitely be a powerful ally for your health—but only when used wisely. Like any potent food, it’s important to consider how it interacts with your individual health. If you fall into one of the risk categories above, it’s smart to talk with a healthcare professional before making garlic a regular part of your diet.

Being mindful means you can enjoy the perks of garlic—without the unwanted side effects.