This headline, too, follows the familiar clickbait pattern. While ginger is rightly considered a tried-and-tested home remedy for colds, nausea, and inflammation, doctors do issue very specific warnings regarding certain pre-existing conditions or excessive doses.
- Increased bleeding tendency (caution before surgery)
Ginger contains pungent compounds (gingerols) that, similar to acetylsalicylic acid (aspirin), inhibit the clumping of blood platelets.
The risk: Those taking blood-thinning medications (such as warfarin, acetylsalicylic acid, or aspirin) or who are about to undergo surgery risk uncontrolled bleeding from high ginger consumption.
- Gallstone attacks
Ginger strongly stimulates the production and flow of bile in the liver.
The risk: This is dangerous for people with gallstones. Increased bile flow can cause stones to be flushed into the bile duct, triggering painful colic.
- Heartburn and Stomach Irritation
The pungent compounds in ginger significantly stimulate stomach acid production.
The risk: In people with sensitive stomachs, gastritis, or existing reflux, ginger can lead to significant heartburn, stomach cramps, and nausea.
- Inducing Premature Labor in Pregnancy
While ginger is often recommended in small doses for morning sickness during the first trimester, its effects reverse later on.
The risk: In the last trimester of pregnancy, ginger’s blood flow-enhancing effect can stimulate the uterus and trigger premature labor.
- Interactions with Diabetes and High Blood Pressure
Ginger can slightly lower blood pressure and blood sugar levels.
The risk: In combination with blood pressure medication or diabetes drugs (e.g., insulin), it can lead to an undesirable increase in the effects of the active ingredients, resulting in hypoglycemia or low blood pressure.
What amount is considered safe?
For healthy adults, 2 to 4 grams of fresh ginger per day (or about 1 gram of ginger powder) is considered completely safe and beneficial to health. Those suffering from the aforementioned pre-existing conditions should consult their doctor before consuming high-dose ginger shots, supplements, or large quantities of ginger tea.