Diatomaceous Earth (DE)
Diatomaceous earth is made from the chalky white powder left behind by diatoms (a type of algae). It is often used as a pest deterrent for pets internally and externally. Internally it is used as a de-wormer, externally it can be used for fleas and ticks. It acts as a desiccant to the target insect, inducing a state of dryness.
Neem Powder (Azadirachta indica)
Neem powder has been used in many cultures to fight parasites, fungi, viruses and bacteria. It is effective on domestic animals to combat ticks, fleas, mites and other skin parasites.
Yarrow Powder (Achillea millefolium)
Yarrow is often used in natural flea powders as it is excellent for soothing the skin and can help provide relief from the itching and inflammation caused by flea bites.