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
448 In stock
176 Low stock
Low$13.49
Average$16.54
High$16.99
26–50 of 624 warehouses
| Warehouse | Price | Stock | Updated | |
|---|---|---|---|---|
| Antioch, CA44.8 mi | $16.99 | In stock | 1 week ago | Show |
| Manteca, CA49.3 mi | $16.99 | In stock | 1 week ago | Show |
| Salinas, CA49.6 mi | $13.49 | In stock | 5 hours ago | Show |
| Sand City, CA52.8 mi | $16.99 | In stock | 4 weeks ago | Show |
| Vallejo, CA53.9 mi | $16.99 | In stock | 5 days ago | Show |
| Modesto, CA55.7 mi | $16.99 | In stock | 1 week ago | Show |
| Novato, CA58.0 mi | $16.99 | In stock | 5 days ago | Show |
| Fairfield, CA58.8 mi | $16.99 | Low stock | 1 week ago | Show |
| Stockton, CA58.9 mi | $16.99 | In stock | 1 week ago | Show |
| Riverbank, CA60.9 mi | $16.99 | Low stock | 4 days ago | Show |
| Turlock, CA61.6 mi | $16.99 | In stock | 1 week ago | Show |
| Napa, CA62.7 mi | $16.99 | Low stock | 3 weeks ago | Show |
| Lodi, CA64.2 mi | $16.99 | Low stock | 1 week ago | Show |
| Vacaville, CA67.6 mi | $16.99 | In stock | 1 week ago | Show |
| Elk Grove, CA78.2 mi | $13.49 | Low stock | 19 hours ago | Show |
| Rohnert Park, CA78.3 mi | $16.99 | In stock | 3 weeks ago | Show |
| Sacramento, CA82.1 mi | $16.99 | In stock | 1 week ago | Show |
| Santa Rosa, CA82.3 mi | $13.49 | Low stock | 11 hours ago | Show |
| Merced, CA82.4 mi | $16.99 | In stock | 1 week ago | Show |
| Cal Expo · Sacramento, CA89.6 mi | $13.49 | Low stock | 5 hours ago | Show |
| Woodland, CA91.0 mi | $16.99 | In stock | 1 week ago | Show |
| Natomas · Sacramento, CA91.3 mi | $16.99 | In stock | 4 days ago | Show |
| Rancho Cordova, CA93.0 mi | $13.49 | In stock | 9 hours ago | Show |
| Citrus Heights, CA98.6 mi | $16.99 | In stock | 4 weeks ago | Show |
| Folsom, CA100.3 mi | $16.99 | In stock | 4 weeks 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 |