Sports Research Chelated Magnesium Glycinate 90-Count only $8.79 shipped, plus more! {Prime Day Deal}

Stock up on Sports Research supplements with these hot deals!

Prime members can get this Sports Research Chelated Magnesium Glycinate 90-Count for only $8.79 shipped when you clip the 20% off coupon and check out through Subscribe & Save!

Prime members can get this Sports Research Chelated Triple Magnesium Complex 120-Count for only $13.97 when you use promo code ES4C2R3N at check out through Subscribe & Save!

Prime members can get this Sports Research Biotin 120-Count for only $11.17 shipped when you use promo code ES4C2R3N at check out through Subscribe & Save!

Prime members can get this Sports Research Triple Strength Omega-3 Fish Oil 30-Count for only $10.08 shipped when you use promo code ES4C2R3N at check out through Subscribe & Save!

Prime members can get this Sports Research Vitamin D3 4000 IU 360-Count for only $10.67 shipped when you use promo code ES4C2R3N at check out through Subscribe & Save!

Prime members can get this Sports Research Vitamin D3 + K2 30-Count for only $10.08 shipped when you use promo code ES4C2R3N at check out through Subscribe & Save!

Note: Once your order ships, you can go into your Amazon account and cancel your subscription if you don’t want recurring orders. If you’re wondering how Amazon Subscribe & Save works, check out our post on making the most of Amazon Subscribe & Save Deals.

Not a Prime member? Sign up for a free trial of Amazon Prime to take advantage of this Prime Day Deal and get free 2-day shipping!

See all the Prime Day 2026 deals here.