Poison
Yes, eye shadow can be poisonous to some living things. It is not poisonous to humans, but it can be poisonous to animals.
That is the correct spelling of the word "poisoning" (toxic ingestion).
ozone
Carbon is the substance which is constituent of every living and non living things. Carbon is found in many forms in nature due its special properties :- catenation and tetravalency.
Carbon.
DNA
A poisonous substances of natural origin produced by an animal is called venom.
nutrient
Nutrients
For one, DNA.
photosynthesis
water