99
Participants
Start Date
March 28, 2021
Primary Completion Date
April 26, 2021
Study Completion Date
April 26, 2021
Vitamin D substitution with sublingual sprayable microemulsion.
Participants received sublingual sprayable microemulsion of vitamin D3 4000 IU daily for 30 days.
Vitamin D substitution with oil droplets
Participants received oil droplets of vitamin D3 4000 IU daily for 30 days.
Vitamin D substitution with capsules
Participants received capsules of vitamin D3 4000 IU daily for 30 days.
Pauls Stradins Clinical Univeristy Hospital, Riga
Pauls Stradins Clinical University Hospital
OTHER