Comparison

Perfect Natural Isopure Natural Vanilla and Isopure Whey Protein Isolate Unflavored

Perfect Natural Isopure Natural Vanilla (Nature's Best) lists 27 distinct ingredients and Isopure Whey Protein Isolate Unflavored (Nature's Best) 28 (rows of one ingredient counted once); 27 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 0.94.

Amount per serving (and % of the Daily Value)
IngredientPerfect Natural Isopure Natural VanillaIsopure Whey Protein Isolate Unflavored
Carbohydrate6 g0 g
Vitamin Cnot disclosednot disclosed
Calciumnot disclosednot disclosed
Vitamin B6not disclosednot disclosed
Sodium330 mg170 mg
Sugar5 g0 g
Magnesiumnot disclosednot disclosed
Vitamin B12not disclosednot disclosed
Fat (unspecified)1 g0 g
Zincnot disclosednot disclosed
Vitamin Enot disclosednot disclosed
Potassium380 mg (8%)20 mg (under 1%)
Vitamin Anot disclosednot disclosed
Pantothenic Acid (Vitamin B5)not disclosednot disclosed
Riboflavinnot disclosednot disclosed
Thiaminnot disclosednot disclosed
Protein50 g26 g
Fiber0 g0 g
Ironnot disclosednot disclosed
Seleniumnot disclosednot disclosed
Saturated fat0.5 g0 g
Cholesterol10 mg5 mg
Coppernot disclosednot disclosed
Iodinenot disclosednot disclosed
Vitamin Knot disclosednot disclosed
Phosphorusnot disclosednot disclosed
Trans fat0 mg0 mg
Chloridenot disclosed

Amounts are per serving as DSLD gives them: Perfect Natural Isopure Natural Vanilla, 63 g; Isopure Whey Protein Isolate Unflavored, 29 g. Current labels entered February 2015 and March 2014. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own