All the product contains is pure all-natural moso bamboo charcoal, one of the most renewable natural resources in the world and Mother Nature’s purifier, which has been carbonized and activated at 1110°F – 1300°F (600°C – 700°C).

Source: https://sonomasun.com/2023/11/03/4-lifestyle-holiday-gift-picks-for-business-owners/

Asia is the largest producer and consumer of chestnuts in the world, with their use as food over 9,000 years ago in Japan documented in carbonized nuts found in ancient villages.

Source: https://gamerant.com/tower-of-god-why-yorus-name-change-is-more-important-than-you-think/