Comparison

B-Complex Plus Electrolytes & Vitamin C and Super B-Complex with Electrolytes

B-Complex Plus Electrolytes & Vitamin C (Nature's Bounty) lists 11 distinct ingredients and Super B-Complex with Electrolytes (Kirkland Signature) 11 (rows of one ingredient counted once); 11 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 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientB-Complex Plus Electrolytes & Vitamin CSuper B-Complex with Electrolytes
Vitamin C200 mg (222%)200 mg (222%)
Vitamin B63 mg (176%)3 mg (176%)
Sodium90 mg90 mg
Vitamin B12100 mcg (4167%)100 mcg (4167%)
Niacin25 mg (156%)25 mg (156%)
Potassium30 mg (under 1%)30 mg (under 1%)
Folate400 mcg666 mcg DFE (167%)
Pantothenic Acid (Vitamin B5)5.5 mg (110%)5.5 mg (110%)
Riboflavin20 mg (1538%)20 mg (1538%)
Thiamin100 mg (8333%)100 mg (8333%)
Biotin300 mcg (1000%)300 mcg (1000%)

Amounts are per serving as DSLD gives them: B-Complex Plus Electrolytes & Vitamin C, 1 tablet; Super B-Complex with Electrolytes, 1 tablet. Current labels entered July 2014 and August 2022. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own