Comparison

Quick B-12 Energy Burst 1000 mcg and Guarana 1000 mg

Quick B-12 Energy Burst 1000 mcg (Superior Source) lists 5 distinct ingredients and Guarana 1000 mg (Nutricost) 2 (rows of one ingredient counted once); 2 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 0.47.

Amount per serving (and % of the Daily Value)
IngredientQuick B-12 Energy Burst 1000 mcgGuarana 1000 mg
Caffeinenot disclosed220 mg
Guarananot disclosed1,000 mg
Vitamin B121,000 mcg (41667%)
Niacin1 mg (6%)
Stevianot disclosed

Amounts are per serving as DSLD gives them: Quick B-12 Energy Burst 1000 mcg, 1 microlingual(r) tablet; Guarana 1000 mg, 2 capsules. Current labels entered February 2017 and June 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own