Comparison

CoQ10 L-Carnitine Magnesium and CoQ-10 100 mg Plus Q-Sorb

CoQ10 L-Carnitine Magnesium (Doctor's Best) lists 3 distinct ingredients and CoQ-10 100 mg Plus Q-Sorb (Nature's Bounty) 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 0.79.

Amount per serving (and % of the Daily Value)
IngredientCoQ10 L-Carnitine MagnesiumCoQ-10 100 mg Plus Q-Sorb
Coenzyme Q-10200 mg100 mg
L-Carnitine855 mg20 mg
Magnesium200 mg (48%)

Amounts are per serving as DSLD gives them: CoQ10 L-Carnitine Magnesium, 3 veggie capsules; CoQ-10 100 mg Plus Q-Sorb, 1 softgel. Current labels entered September 2019 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