Last updated: March 2026
How Much Does Iron Supplement (Ferrous Sulfate) Cost?
Cost Breakdown by Type
| Type / Procedure | Without Insurance | With Insurance |
|---|---|---|
| 325mg Ferrous Sulfate (100 count) | $4 – $8 | $4 – $8 |
| Slow-Release Iron (60 count) | $8 – $15 | $0 – $8 |
| Liquid Iron (16oz) | $10 – $20 | $10 – $20 |
What Affects the Cost
- Brand-name vs. generic availability
- Insurance formulary tier placement
- Pharmacy choice (retail vs. mail-order vs. Costco)
- Manufacturer savings cards and coupons
- Dosage and quantity prescribed
- Geographic location
Insurance Coverage
Typical coverage: OTC; prescription formulations may be covered for anemia
Most insurance plans use a tiered formulary: Tier 1 (generic) $0-$15 copay, Tier 2 (preferred brand) $25-$75, Tier 3 (non-preferred brand) $50-$150, Tier 4 (specialty) $100-$500+. Prior authorization may be required for certain medications. Step therapy may require trying cheaper alternatives first.
How to Save Money
- Always ask for generic when available — saves 50-90%
- Use GoodRx, RxSaver, or similar discount cards
- Costco pharmacy is open to non-members and often has lowest prices
- Mark Cuban's Cost Plus Drugs offers transparent low pricing
- Manufacturer patient assistance programs provide free medication to qualifying patients
- HSA/FSA funds can cover medication costs tax-free
Related Procedures & Costs
Frequently Asked Questions
Basic ferrous sulfate costs $4 to $8 for a 100-count bottle. Slow-release and liquid forms cost $8 to $20.
Ferrous forms (sulfate, gluconate, fumarate) are best absorbed. Take on an empty stomach with vitamin C for better absorption.
Yes, iron commonly causes constipation, nausea, and black stools. Slow-release forms and taking with food can reduce GI side effects.