It is POSSIBLY SAFE when taken by mouth in medicinal amounts, for up to 4 months. But sage is POSSIBLY UNSAFE when taken by mouth in high doses or for a long time. Some species of sage, such as common sage (Salvia officinalis), contain a chemical called thujone. Thujone can be poisonous if you take too much.

Does sage capsules have side effects?

Possible Side Effects

If consumed in excess, sage can trigger potentially serious side effects, including restlessness, vomiting, dizziness, rapid heart rate, tremors, seizures, and kidney damage. Sage essential oil is especially toxic, causing adverse symptoms with as few as 12 drops.

What is sage vitamins good for?

Sage contains vitamins A and C, along with several other antioxidants which help reduce the risk of serious health conditions like cancer. It's also rich in vitamin K, which aids the body in clotting blood. Since sage is usually taken in small amounts, it provides a high amount of nutrition without a lot of calories.