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Purina Animal Nutrition

Purina® Oyster Shell For Laying Hens

Purina® Oyster Shell For Laying Hens

Supplement your laying birds’ feed for stronger shells and healthier birds. Purina® Oyster Shell helps support eggshell integrity by providing a source of calcium for laying birds. Recommended for any egg-laying bird – chickens and turkeys.

Regular price $8.49 USD
Regular price Sale price $8.49 USD
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Research-proven feed

Purina® has been conducting poultry research for nearly a century. We have a flock of backyard birds at the Purina Animal Nutrition Center to help our nutritionists, feed formulators and flock caregivers evaluate our feeds before we put them on the market


Added calcium

When complete layer feeds aren’t accessible or during times of stress for your birds, Purina® Oyster Shell provides an excellent source of supplemental calcium


Mixed flock

For egg-laying chickens and turkeys

NutrientMin / MaxAmount
Calcium (Ca)MIN36%
Calcium (Ca)MAX41%

Purina® Oyster Shell provides supplemental calcium in situations where the fortified layer diet may be diluted with additional low-calcium foodstuffs.

Caution: Use only as directed. If an excessive amount of grit accumulates in the feed troughs, reduce the level added.

Important: Provide free choice next to feed during the laying season, or mix 1 lb. with 20 lbs. of feed.

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