Sep 6, 2023 · In large doses, oregano oil may be toxic -- and even lethal. Oregano may have diuretic effects. Large amounts of oregano can upset the stomach. Oregano oil may cause rash when applied to...

Sep 17, 2018 · Side effects can include nausea, vomiting, gastric distress, and hyperactivity. You may already know that oregano is an Italian herb commonly used in cooking. But it can also be made...

When taken by mouth: Oregano leaf and oregano oil are likely safe when eaten in foods. There isn't enough reliable information to know if oregano is safe to use in amounts greater than those...

Read on to understand what some of the possible adverse reactions of using the essential oil could be. Remember, many of these may be the result of not staying within the recommended dosage or not consulting your doctor before taking the oil. 1. Stomach Upset.

Feb 17, 2025 · Oregano contains antioxidants. As a herb, supplement, or essential oil, it may offer many health benefits. Find out how to use oregano, and who should avoid it.

Dec 3, 2023 · Because using oral antibiotics to treat acne has a range of potential side effects, oregano oil may provide a safe and effective alternative when used topically. Cholesterol management....

Oct 3, 2024 · Side Effects . Oregano essential oil may cause skin irritation if you apply it topically in concentrations greater than 1%. Most people generally tolerate oil of oregano well.

Nov 19, 2024 · What are the side effects associated with the use of oregano oil? Although the advantages of oregano oil are many, there are quite a few side effects as well. Oregano oil side effects include: Using oregano oil in large quantities may irritate the skin and mucous membranes.

Antispasmodic, sedative, indigestion, sweating, and stimulant actions have been reported. An infusion of the fresh herb may have beneficial effects on an upset stomach, headache, colic, and nervous complaints, as well as on coughs and other respiratory ailments. An infusion of the flowers is said to prevent seasickness.

Oregano leaf and oregano oil are LIKELY SAFE when taken in amounts commonly found in food. Oregano leaf is POSSIBLY SAFE when taken by mouth or applied to the skin appropriately as medicine. Mild side effects include stomach upset.