GNC Selenium 200mcg Supplement, 200 Vegetarian Tablets

Our verdict

GNC Selenium 200mcg Supplement, 200 Vegetarian Tablets works out to $0.07 per serving of selenium, at 200mcg per serving in tablet form. That puts it below the median of the 61 selenium products we can price per dose, where the typical serving costs $0.08, a Value Index of 1.1 where the median product is 1.0. One container lasts 200 days at the label dose of 1 serving a day, about $2.25 a month. We could not verify a third-party certification for GNC in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.