WarehouseHawk
Pharmacy (Otc)
Nature Made Extra Strength Magnesium 400 mg, 180 Softgels
Costco.com
$19.49
$22.99
In stock
$6.00 more than this warehouse
Costco.com checked 3 hours ago
Availability
Nationwide
624 of 624 warehouses reporting stock
445 In stock
179 Low stock
Low$13.49
Average$16.19
High$16.99
501–525 of 624 warehouses
| Warehouse | Price | Stock | Updated | |
|---|---|---|---|---|
| Manassas, VA2397.0 mi | $16.99 | In stock | 1 week ago | Show |
| Chantilly, VA2399.3 mi | $16.99 | In stock | 3 days ago | Show |
| Sterling, VA2399.7 mi | $16.99 | In stock | 1 week ago | Show |
| Hawaii Kai · Honolulu, HI2401.6 mi | $16.99 | In stock | 5 days ago | Show |
| Mechanicsburg, PA2401.9 mi | $16.99 | In stock | 2 weeks ago | Show |
| Fairfax, VA2403.7 mi | $16.99 | In stock | 1 week ago | Show |
| Fredericksburg, VA2404.3 mi | $16.99 | In stock | 1 week ago | Show |
| Altamonte Springs, FL2407.1 mi | $16.99 | In stock | 1 week ago | Show |
| Gaithersburg, MD2407.7 mi | $16.99 | In stock | 4 days ago | Show |
| North Port, FL2407.9 mi | $16.99 | Low stock | 5 days ago | Show |
| Iwilei · Honolulu, HI2408.6 mi | $16.99 | In stock | 1 week ago | Show |
| Daytona · Daytona Beach, FL2410.6 mi | $16.99 | In stock | 4 weeks ago | Show |
| Potomac Mills · Woodbridge, VA2410.9 mi | $16.99 | In stock | 3 weeks ago | Show |
| Waipio · Waipahu, HI2411.0 mi | $13.49 | In stock | 21 hours ago | Show |
| S Orlando · Orlando, FL2411.5 mi | $13.49 | Low stock | 3 days ago | Show |
| Chesterfield · North Chesterfield, VA2411.8 mi | $16.99 | In stock | 1 week ago | Show |
| W Henrico · Glen Allen, VA2412.1 mi | $16.99 | Low stock | 1 week ago | Show |
| Syracuse · Camillus, NY2414.1 mi | $16.99 | Low stock | 6 days ago | Show |
| Myrtle Beach, SC2414.3 mi | $16.99 | In stock | 1 week ago | Show |
| Harrisburg, PA2414.4 mi | $16.99 | In stock | 1 week ago | Show |
| Newington · Springfield, VA2414.5 mi | $16.99 | In stock | 4 days ago | Show |
| E Orlando · Winter Park, FL2415.4 mi | $16.99 | In stock | 1 week ago | Show |
| Wheaton, MD2417.7 mi | $16.99 | In stock | 1 week ago | Show |
| Kapolei, HI2419.7 mi | $16.99 | In stock | 1 week ago | Show |
| Pentagon City · Arlington, VA2420.1 mi | $16.99 | In stock | 1 week ago | Show |
Product details
- 400 mg of Magnesium per Softgel
- Adults Take 1 Softgel Daily with Water and a Meal
- Supports Nerve, Muscle, Heart and Bone Health
- No Synthetic Dyes, No Artificial Flavors, No Preservatives, Gluten Free.
Details come from Costco and can change, so confirm specifics with the manufacturer.
Price history
at Sunnyvale · since Jul 25, 2026Current price is $3.50 below the tracked high.
Low$13.49Aug 25
Current$13.49Today
High$16.99Jul 25
View 3 price changes
| When | Price | Stock |
|---|---|---|
| Oct 20, 2026 | $13.49 | In stock |
| Sep 21, 2026 | $16.99 | In stock |
| Aug 25, 2026 | $13.49 | In stock |
| Jul 25, 2026 | $16.99 | In stock |