FSA funds cover specific medical and dental expenses, not general health purchases

Your Flexible Spending Account (FSA) money can only be spent on what the IRS calls "may have access to medical expenses." That means copays, deductibles, prescription drugs, and dental work — but not vitamins, gym memberships, or most over-the-counter items. The rules are strict because FSA contributions come from pre-tax dollars, so the IRS limits what you can buy to keep the tax break legitimate.

The catch is that "may have access to" does not mean "anything health-related." A bottle of sunscreen is not covered. Toothpaste is not covered. A fitness tracker is not covered, even though it monitors your heart rate. The IRS publishes a list of what counts, and your plan administrator (the company running your FSA) enforces it. If you buy something that is not on the list and try to submit it for reimbursement, the claim will be denied and you will have to pay for it out of pocket.

What counts also depends on whether you have a doctor's letter saying you need it for a medical reason. Compression socks, for example, are not covered unless a doctor prescribed them for a specific condition. Prescription glasses are covered; non-prescription reading glasses are not. The difference matters, and it is worth asking your plan administrator before you spend the money.

Key Takeaways

  • Copays, coinsurance, deductibles, and prescription medications are always covered by FSA funds.
  • Dental and vision care — including cleanings, fillings, exams, and glasses — are covered if they are prescribed or recommended by a licensed provider.
  • Over-the-counter items like pain relievers, allergy medicine, and cold medicine are covered only if you have a prescription from a doctor.
  • Gym memberships, vitamins, cosmetics, and general wellness products are not covered, even if they relate to your health.
  • Your plan administrator can tell you whether a specific item is covered before you buy it — ask before spending if you are unsure.

Medical expenses your FSA will cover

Copays and coinsurance for doctor visits, emergency room care, and hospital stays are covered. So are deductibles — the amount you have to pay out of pocket before your insurance kicks in. If your plan has a $1,500 deductible and you have already paid $800 toward it, you can use FSA funds to pay the remaining $700.

Prescription medications are covered, including birth control pills, inhalers, and antibiotics. You need a valid prescription from a licensed provider, but once you have it, the pharmacy will accept your FSA card or you can pay out of pocket and submit a receipt for reimbursement. Some pharmacies are set up to take FSA cards directly at checkout, which is faster than filing a claim later.

Mental health and therapy services are covered if they are provided by a licensed therapist, psychologist, or psychiatrist. That includes copays for appointments and, in some cases, the full cost if you are seeing an out-of-network provider. Substance abuse treatment is also covered.

Dental and vision care covered by FSA funds

Dental cleanings, exams, fillings, root canals, and extractions are all covered. Orthodontia — braces and retainers — is covered too. Dental implants and crowns are covered. The only limit is that your FSA has a maximum you can contribute each year (set by your employer, usually between $2,500 and $3,050), so if you need expensive work, you may run out of FSA funds and have to pay the rest with other money.

Vision exams are covered. Prescription glasses and contact lenses are covered. Lens replacements and frames are covered. Non-prescription reading glasses are not covered. If you need a specific type of lens — like progressive lenses or blue-light-blocking lenses — those are covered as long as they are part of a prescription pair.

Laser eye surgery (LASIK and PRK) is covered. So are contact lens solutions and cases. Sunglasses are not covered, even if you need them for a medical reason like light sensitivity, unless a doctor prescribes them as treatment for a specific condition and documents that in writing.

Over-the-counter items with and without a prescription

This is where FSA rules changed and where most people get confused. Before 2020, you could buy any over-the-counter medicine or medical supply with your FSA card. In 2020, the IRS tightened the rules: over-the-counter items are now covered only if you have a prescription from a doctor.

That means if your doctor writes a prescription for ibuprofen, acetaminophen, allergy medicine, or cold medicine, you can use your FSA to pay for it. If you buy the same product off the shelf without a prescription, it is not covered. The prescription does not have to be filled at a pharmacy — a doctor can write one and you can take it to any store that sells over-the-counter drugs.

Medical supplies like bandages, gauze, heating pads, ice packs, crutches, and blood pressure monitors are covered without a prescription. Pregnancy tests and ovulation kits are covered. Elastic bandages and braces are covered. The rule is that supplies and devices are covered, but over-the-counter drugs and medicines are not — unless you have a prescription.

What is not covered, even if it seems health-related

Vitamins and supplements are not covered, even if a doctor recommends them. Protein powder and meal replacement shakes are not covered. Cosmetic procedures — like Botox, hair removal, or teeth whitening for appearance — are not covered. Sunscreen is not covered. Toothpaste, mouthwash, and floss are not covered. Deodorant is not covered.

Gym memberships and fitness classes are not covered. Fitness trackers and smartwatches are not covered. A mattress, pillow, or ergonomic chair is not covered, even if you bought it because of back pain. Weight loss programs and diet plans are not covered. Acupuncture is not covered in most plans, though a few do cover it — check your plan documents.

Pet medications and veterinary care are not covered. Marijuana and cannabis products are not covered under federal law, even in states where they are legal. Cosmetic dental work — like veneers or bonding for appearance — is not covered, but the same procedure done to repair a tooth is covered.

How to know if something is covered before you buy it

Your plan administrator maintains a list of covered expenses. You can usually find it on the website where you manage your FSA account, or you can call the customer service number on your FSA card. Have the specific product name and, if it is a medication, the dosage ready when you call — that makes it faster for them to look it up.

If you are buying something at a pharmacy, the pharmacist can often tell you whether it is FSA-covered. Some pharmacy systems flag items at checkout if they are not may be able to access. If you are unsure, buy it with a different payment method and then ask your plan administrator whether you can submit it for reimbursement. Do not assume it is covered just because it is in a pharmacy or health store.

Keep your receipts. Even if your FSA card is accepted at checkout, you may need to submit a receipt later to prove you bought a covered item. Some plan administrators ask for receipts randomly, and some require them for certain categories of purchases. Having them on file protects you if there is ever a question about a claim.

Frequently Asked Questions

Can I use my FSA for my family members' medical expenses?

Yes, if they are your spouse or dependent children claimed on your tax return. You can use your FSA to pay for their copays, prescriptions, dental work, and vision care. You cannot use it for an adult child or a parent, even if you help pay their medical bills.

What happens if I buy something and later find out it is not covered?

If you used your FSA card, the transaction goes through and you keep the item. You will not get the money back. If you paid out of pocket and submitted a receipt, the claim will be denied and you will have to pay for it yourself. Always check before you spend if you are unsure.

Are prescription glasses covered if I buy them online?

Yes, as long as they are prescription glasses filled to your prescription. You will need to submit a receipt showing the cost. Non-prescription reading glasses bought online are not covered, even from the same retailer.

Can I use FSA money for a doctor visit that my insurance does not cover?

Yes. You can use FSA funds to pay for any medical service provided by a licensed provider, whether your insurance covers it or not. That includes out-of-network providers, alternative practitioners your insurance does not recognize, and services your plan excludes.

Do I need a receipt to use my FSA card at the pharmacy?

Not at the moment of purchase — the pharmacy system knows whether an item is FSA-covered. But keep the receipt anyway. Your plan administrator may ask for it later to verify the purchase, especially if you are submitting a claim for reimbursement rather than using your card directly.