We all know that redwood trees have many medicinal values, such as insect repellent, food preservation and anti-cancer.

Taxus bark can be used to make wine. Taxol contained in Taxus chinensis can inhibit the growth of tumor cells.

However, only when this element reaches a certain dose concentration in the body can it have a certain inhibitory effect on tumors.

However, yew is also poisonous and very large.

Science shows that, without the guidance of a doctor, after long-term consumption in large quantities, it may have serious toxic and side effects such as inhibiting bone marrow hematopoietic function and leukopenia.

So you can't eat indiscriminately. Because we can't control the quantity.