Here's an article that will debunk the the myth that pumpkin seeds are a natural remedy for worming chickens.
I for one have never believed pumpkin to be a natural wormer, this also includes diatomaceous earth as a natural wormer. Chemical wormers do work and has been thoroughly researched and proven to eliminate and control worm infestations in domestic poultry.
https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=14&ved=2ahUKEwiSvP-uhIzfAhVjZN8KHS0uAeQQFjANegQIBRAB&url=https://the-chicken-chick.com/the-truth-about-chickens-pumpkin-seeds/&usg=AOvVaw3yRO3FS6yIvhTvkUxGbFL_
I for one have never believed pumpkin to be a natural wormer, this also includes diatomaceous earth as a natural wormer. Chemical wormers do work and has been thoroughly researched and proven to eliminate and control worm infestations in domestic poultry.
https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=14&ved=2ahUKEwiSvP-uhIzfAhVjZN8KHS0uAeQQFjANegQIBRAB&url=https://the-chicken-chick.com/the-truth-about-chickens-pumpkin-seeds/&usg=AOvVaw3yRO3FS6yIvhTvkUxGbFL_