Comparison

OPC-3 Multivitamin Activated B-Complex Calcium Plus and Pregna Vite

OPC-3 Multivitamin Activated B-Complex Calcium Plus (Isotonix) lists 29 distinct ingredients and Pregna Vite (Genestra Brands) 24 (rows of one ingredient counted once); 21 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 0.56.

Amount per serving (and % of the Daily Value)
IngredientOPC-3 Multivitamin Activated B-Complex Calcium PlusPregna Vite
Vitamin C179 mg (199%)170 mg (189%)
Calcium467 mg (36%)200 mg (15%)
Vitamin B610 mg (588%)3.8 mg (224%)
Vitamin D37.5 mcg (188%)25 mcg (125%)
Magnesium125 mg (30%)50 mg (12%)
Vitamin B12195 mcg (8125%)50 mcg (2083%)
Zinc7.5 mg (68%)11 mg (100%)
Niacin60 mg (375%)36 mg (225%)
Vitamin E54.3 mg (362%)30 mg (200%)
Folate648 mcg DFE (162%)1,667 mcg DFE (417%)
Vitamin A3,000 mcg RAE (333%)1.19 mg
Pantothenic Acid (Vitamin B5)40 mg (800%)12 mg (240%)
Riboflavin7.8 mg (600%)2.8 mg (215%)
Thiamin4.6 mg (383%)2.8 mg (233%)
Biotin600 mcg (2000%)150 mcg (500%)
Chromium120 mcg (343%)30 mcg (86%)
Selenium55 mcg (100%)60 mcg (109%)
Manganese2.5 mg (109%)2 mg (87%)
Copper0.1 mg (11%)1 mg (111%)
Iodine150 mcg (100%)220 mcg (147%)
Bilberry25 mg30 mg
Carbohydrate6 g
Sugar6 g
Potassium406 mg (9%)
Iron27 mg (150%)
Vitamin K90 mcg (75%)
Molybdenum50 mcg (111%)
Grape25 mg
Boron0.5 mg
Pine25 mg
Red Wine25 mg
Citrus25 mg

Amounts are per serving as DSLD gives them: OPC-3 Multivitamin Activated B-Complex Calcium Plus, 13.3 g; Pregna Vite, 3 capsules. Current labels entered April 2020 and January 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own