Preference for and acceptability of twoformulations of a dietary supplement containing calcium plus vitamin D3: A randomized, open-label, crossover trial in adult patients with calcium and vitamin D deficiencies

In this study of preference for and acceptability of 2 formulations (chewable tablet and effervescent powder) of a dietary supplement containing a combination of calcium plus vitamin D3 in Belgian adults at risk for calcium and vitamin D deficiencies, the chewable tablet was preferred by a significant majority. Based on 5 variables, the tablet was found to be significantly more acceptable than the powder. Tolerability was similar between the 2 formulations.