After reviewing 10 pharmacies, our pick for buying Metformin is Cost Plus Drugs at $1.30. Here's our full analysis.
Last updated: March 10, 2026
Our Verdict
For most people buying Metformin, we recommend Cost Plus Drugs at $1.30 for a 30-day supply. Online pharmacies typically offer the best prices, though you'll need to wait for delivery.
#1 Pick
online pharmacy
$1.30
Pros
Cons
#2 Pick
mail-order pharmacy
$9.23
$7.11 w/ card
Pros
Cons
#3 Pick
retail pharmacy
$11.31
$9.26 w/ card
Pros
Cons
| Discount Card | Per Unit | ||||
|---|---|---|---|---|---|
CP Cost Plus Drugs online | $1.30 | $1.30 | $0.0433 | Save $26.68 | Get Price |
HH Honeybee Health mail-order | $9.23 | $7.11 | $0.3077 | Save $18.75 | Get Price |
CP Costco Pharmacy retail | $11.31 | $9.26 | $0.3770 | Save $16.67 | Get Price |
ES Express Scripts mail-order | $12.60 | $10.80 | $0.4200 | Save $15.38 | Get Price |
AP Amazon Pharmacy online | $14.06 | $10.52 | $0.4687 | Save $13.92 | Get Price |
WP Walmart Pharmacy retail | $16.75 | $12.13 | $0.5583 | Save $11.23 | Get Price |
C Capsule mail-order | $16.99 | $10.82 | $0.5663 | Save $10.99 | Get Price |
CP CVS Pharmacy retail | $26.43 | $19.59 | $0.8810 | Save $1.55 | Get Price |
RA Rite Aid retail | $26.45 | $21.03 | $0.8817 | Save $1.53 | Get Price |
W Walgreens retail | $27.98 | $23.38 | $0.9327 | Get Price |
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This guide is for informational purposes only. Consult your physician or pharmacist for medical decisions. Prices are estimates and may vary.