Comparison

Phosphatidyl Serine Complex Tablets and Smart PS Phosphatidylserine

Phosphatidyl Serine Complex Tablets (Solgar) lists 6 distinct ingredients and Smart PS Phosphatidylserine (Vinco's) 4 (rows of one ingredient counted once); 4 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 0.87.

Amount per serving (and % of the Daily Value)
IngredientPhosphatidyl Serine Complex TabletsSmart PS Phosphatidylserine
Phosphatidylserine500 mg100 mg
Phosphatidylcholine55 mg25 mg
Phosphatidylinositol20 mg1.5 mg
Phosphatidylethanolamine40 mg2.5 mg
Carbohydrate1 g
Calcium40 mg (3%)

Amounts are per serving as DSLD gives them: Phosphatidyl Serine Complex Tablets, 1 tablet; Smart PS Phosphatidylserine, 1 softgel. Current labels entered May 2015 and June 2014. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own