Here are some of the most common questions I received last week:
Q: What is elemental calcium?
A: Every calcium source (egg shells, calcium citrate, etc) includes a percentage of pure calcium (the stuff that’s going to be absorbed). “Elemental” refers to the amount of real calcium – the amount that counts.
Q: Different sites give different amounts of calcium per egg shell. What’s the truth?
A: I’ve sent egg shells to a lab for analysis and checked with universities teaching poultry studies, and the bottom line is that it depends on the egg shell we’re talking about. The theory is that 1 large egg shell provides 2,000 mg of elemental (there’s that word again) calcium, but the truth is that it can vary. Read more Home-Made Diets For Dogs Q and A