Comparison

B Complex and B-100 Complex With Folic Acid

B Complex (Pharmax) lists 11 distinct ingredients and B-100 Complex With Folic Acid (Radiance Select) 10 (rows of one ingredient counted once); 10 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 0.86.

Amount per serving (and % of the Daily Value)
IngredientB ComplexB-100 Complex With Folic Acid
Vitamin B650 mg (2941%)100 mg (5882%)
Vitamin B12200 mcg (8333%)100 mcg (4167%)
Niacin125 mg (781%)100 mg (625%)
Folate400 mcg400 mcg
Pantothenic Acid (Vitamin B5)32 mg (640%)100 mg (2000%)
Riboflavin30 mg (2308%)100 mg (7692%)
Thiamin60 mg (5000%)100 mg (8333%)
Biotin100 mcg (333%)100 mcg (333%)
Choline80 mg (15%)20 mg (4%)
Inositol50 mg100 mg
L-Carnitine50 mg

Amounts are per serving as DSLD gives them: B Complex, 1 capsule; B-100 Complex With Folic Acid, 1 capsule. Current labels entered February 2017 and December 2011. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own