Net Contents
60 Capsule(s)
Serving Size
1 Capsule(s)
Servings Per Container
Not specified
Supplement Form
Capsule
Bar Code (UPC/SKU)
7 40985 21154 0
Product Version
Not specified
Suggested Use
Directions: As a dietary supplement; take one (1) capsule daily with any meal or as directed by your healthcare provider; Do not exceed recommended dosage. Individuals results may vary.
Market Reference
21st Century Selenium 200 mcg
21st-century-vitamins4.8(1800)$5.4921st Century Selenium 200 mcg 60 Capsules
AmericanPharmaWholesale.com4.8(1800)$3.60Lowest21st Century Selenium 200 mcg Capsules, 60 Count
GoSupps.com4.8(1800)$24.99Spring Valley Selenium 200 mcg
Walmart4.4(208)$4.8821st Century Selenium 200 mcg Capsules - 60 ct Pack of 6
GoSupps.com4.8(1800)$64.99GNC Selenium 200
GNC4.8(42)$14.99Walgreens Selenium 200 mcg Tablets
Walgreens.com$12.9921st Century Selenium 200 mcg Capsules - 60 ct Pack of 5
GoSupps.com4.8(1800)$59.99
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
GNC
4.0 (29)Vitamin & supplements store
1211 N Commerce St #33, Ardmore, OK 73401
GNC
3.4 (44)Vitamin & supplements store
3903 N Hwy 75 Ste 300, Sherman, TX 75090
The Vitamin Shoppe
4.5 (103)Vitamin & supplements store
1507 S Loop 288, Denton, TX 76205
Walmart Supercenter
3.7 (4521)Department store
1715 N Commerce St, Ardmore, OK 73401
The Vitamin Shoppe
4.5 (88)Vitamin & supplements store
190 E Stacy Rd Ste 300, Allen, TX 75002
GNC
4.4 (12)Vitamin & supplements store
1224 N US Hwy 377, Roanoke, TX 76262
GNC
3.6 (43)Vitamin & supplements store
2050 W University Dr #150, McKinney, TX 75071
Walmart Supercenter
3.8 (3313)Department store
1419 N Country Club Rd, Ada, OK 74820
Research & Studies
Selenium: 48-year journey of global clinical trials
Y Wu, J Pei, Y Xu, F Yu, S Xu - Molecular and Cellular Biochemistry, 2025 - Springer
… Selenium, an essential trace mineral for health, has seen a … selenium intake by providing supplements, and then monitor … with an upper limit of 200 mcg per day is relatively common, …
20255 citationsSelenium and human health
MP Rayman - The Lancet, 2012 - thelancet.com
… health effects of selenium is the inextricable U-shaped link with status; whereas additional selenium … -high status might be affected adversely and should not take selenium supplements. …
20124,552 citationsSelenium: Properties and Clinical Applications. A Systematic Review
G Ragozzino, V Tanzilli, NMV Cristiano… - Int J Clin …, 2017 - sciresliterature.org
… At the end of 1960s, the role of selenium in human health began to attract attention and … a trial that administered supplements containing 200 mcg selenium as selenomethionine daily to …
20173 citationsThe effect of selenium supplementation on disease activity and immune-inflammatory biomarkers in patients with mild-to-moderate ulcerative colitis: a randomized …
M Khazdouz, NE Daryani, M Cheraghpour… - European Journal of …, 2023 - Springer
… In conclusion, this randomized, double-blind, placebo-controlled study found that 200 mcg Se supplementation as add-on therapy with medical management could induce remission …
202333 citationsSelenium and nutrition: the accuracy and variability of the selenium content in commercial supplements
AE Veatch, JD Brockman, VL Spate… - Journal of …, 2005 - akjournals.com
… randomly administered either a 200 μg/day Se supplement or placebo, significantly … the selenium group.Similar results were reported from a nested, case-control study within the Health …
200522 citationsEffect of selenium supplementation on musculoskeletal health in older women: a randomised, double-blind, placebo-controlled trial
JS Walsh, RM Jacques, L Schomburg… - The Lancet Healthy …, 2021 - thelancet.com
… Clinical trials have shown efficacy of selenium supplements for cancer prevention and … -controlled trial of selenium for musculoskeletal health. Supplemental sodium selenite (200 μg or …
202144 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2015-05-22. DSLD Label ID: 45919. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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