<<Disclaimer: Verify this information before applying it to your situation.>>
Citrical (Calcium Citrate) Liquitab citrus flavored effervescent calcium;
dietary supplement, manufactured by Mission Pharmacal in San Antonio, TX
notes on its packaging that it is wheat, barley, yeast, rye AND gluten free.
Most pharmacies here in Connecticut do not stock it but are able to get it
within 24 hours.
Phyllis in Connecticut