Can juniper berries kill you? Eating the leaves will make you mighty sick and eating the root could kill you. Juniper berries – Also known as a cedar tree, junipers are evergreens that produce a blue or purple berry. Eating any part of the plant will cause severe stomach pain and vomiting.

Are juniper berries poisonous to humans?

All juniper berries contain the powerful oil Thujone. This oil can cause stomach upset, diarrhea, and kidney problems when ingested in large quantities. ... The common juniper, Juniperus communis, is the variety most often used to make gin, medicines, and food dishes, as it is considered safe for human consumption.

How many juniper berries can you eat?

Most juniper berry supplement labels recommend taking 1–6 grams per day, divided into multiple doses. These supplements are not appropriate for children and should be avoided by women who are pregnant, as juniper berries are considered uterine stimulants and may cause miscarriage in high doses (23).