Feedstuffs - Mineral & Vitamin Sources

Oyster Shells

Oyester Shells

  • Produced by coarsely grinding oyster shells (sometimes finely ground to produce oyster flour).
  • Consists of approximately 94% calcium carbonate.
  • An excellent source of calcium used primarily in poultry feeds.

Average Nutrient Content

  •  Calcium = 38%
Physical Description - off-white to gray color, rock-like shape, and a coarse texture.

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