Manufacturers do this to inform current owners and prospective buyers of the potential risks of using car seats and booster seats that may be missing important parts, labels or instructions and/or may have an unknown history, which could lead to less than optimal safe performance when needed.
Since 1955 a a refined extract of the chaga fungus has been manufactured and sold in Russia, Eastern Europe, and Japan for the treatment of stomach and intestinal diseases. There is now scientific research to support the claims of the folk medicinal uses.
Chaga is a mushroom that grows over the course of many years on living birch trees, sucking the life force and medicine out of the tree and making it bio-available to us humans. Unlike most other tree mushrooms, chaga grows on living trees.