Pullet size crushed oyster shell.

Manna Pro® Oyster Shell provides a good source of calcium that builds strong eggshells for your birds.

  • Good source of calcium
  • Builds strong eggshells
  • Heat-treated for purity
  • Also great for cleaning Corn Burning Stoves


Oyster Shell is chosen by most backyard flock owners as the source their hens need for extra calcium, which is stored in the bones and feathers to be used when producing egg shells. Feeding extra calcium, like that found in Manna Pro Oyster Shell, is one of our 12 Tips for Keeping Your Layers in Top Condition. download the entire list of tips today! get-12-tips-for-laying-hens

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