Well @Amiga was the first I believe who introduced us to cal gluconate seems her vet rec for her duck when she was egg bound helps with contractions to get the egg out. Calcium citrate is a good one for egg shell not sure why it works so well although of all calcium’s the cal citrate seems to be...
Yes your right on @Cayuga momma I'd start both since she is older. And neither will harm her. If you can get her to take it over something yummy she likes like meal worms or peas that way you know she is getting full strength. I believe @DuckyDonna gives it to hers over tomatoes. Depending on...