Comparison

E Selenium SeLECT 200 and Selenium 200 mcg as L-Selenomethionine

E Selenium SeLECT 200 (AFI America's Finest) lists 2 distinct ingredients and Selenium 200 mcg as L-Selenomethionine (Martin Avenue Pharmacy) 1 (rows of one ingredient counted once); 1 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 0.69.

Amount per serving (and % of the Daily Value)
IngredientE Selenium SeLECT 200Selenium 200 mcg as L-Selenomethionine
Selenomethionine200 mcg200 mcg
Black Pepper2.5 mg

Amounts are per serving as DSLD gives them: E Selenium SeLECT 200, 1 capsule; Selenium 200 mcg as L-Selenomethionine, 1 capsule. Current labels entered December 2011 and March 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own