HSA/FSA Buying Guide: Eligible Vitamins, Supplements, & Immune Support

Chad Birt

Written by Chad Birt on Wed Jun 18 2025.

HSA/FSA Buying Guide: Eligible Vitamins, Supplements, & Immune Support

HSA and FSA accounts make saving for medical expenses, like copays, prescription medication, and deductibles easy. But did you know these funds can also be used to purchase over-the-counter products, like vitamins and nutritional supplements?

This buying guide highlights some of our favorite items in both product categories. With cold and flu season fast approaching, there’s no better time to stock up on these essential supplies!

How We Chose the Vitamins & Supplements On This List

The vitamins and supplements featured in this shoppable guide are all FSA/HSA eligible. To make shopping easier, we’ve separated them into two categories –– general vitamins & supplements and immune support. 

Each featured item includes a product description, a brief list of key benefits & features, and whenever possible, real customer feedback. 

Important Note: Always consult with your healthcare provider or a qualified professional before starting any new vitamin or supplement regimen, especially if you have underlying health conditions or are taking other medications.

General Vitamins & Supplements

Here are 6 HSA/FSA eligible vitamins and supplements. Each featured product is one of our best selling items and is endorsed by our caregiving community.

1. HealthStar Prenatal Vitamin Supplement

A prenatal vitamin is crucial if you’re pregnant or trying to conceive. These supplements help fill nutritional gaps and provide essential vitamins and minerals, like folic acid (folate), to prevent birth defects and support a healthy pregnancy. 

Key Benefits & Features

  • FSA/HSA eligible

  • Each bottle contains 100 tablets

  • Includes vitamins C and D and zinc for immune system support.

  • Includes vitamins A and E to support eye and skin health in growing babies.

  • Includes vitamins B-6, B-2, and B-12 as well as iron and niacin to support energy and general vitality.

HealthStar Prenatal Vitamin Supplement
HealthStar Prenatal Vitamin Supplement

Price: $6.05 - $74.15

2. Nature's Bounty Quick Dissolve B-12

Nature’s Bounty Vitamin B-12 1,000 mcg aids in the conversion of food into cellular energy and contributes to cardiovascular, circulatory, and nervous system health. Our Vitamin B-12 supplement is made using Cyanocobalamin, a vegetarian-friendly form of B-12. Contains 200 tablets.

Key Benefits & Features

  • FSA/HSA eligible

  • Supports Cardiovascular and Circulatory System Health.

  • Helps Maintain Healthy Nerve Cells.

  • Suitable for Vegetarians.

3. Hilma Prebiotic Fiber Gummy

Try these prebiotic gummies if you prefer eating fiber instead of drinking it. Taking just three gummies daily provides five grams of fiber, the equivalent of one cup of broccoli florets or an apple. Even better? These gummies are made with prebiotic fiber which feeds the “good” microorganisms in your gut. 

Key Benefits & Features

  • FSA/HSA eligible

  • Made with chicory root fiber which promotes regularity and supports digestion.

  • Hilma uses only the highest quality ingredients. The company is also Clean Label Project Certified.

  • These gummies are gluten, soy, and nut-free so they’re safe for those with allergies.

Hilma Prebiotic Fiber Gummy
Hilma Prebiotic Fiber Gummy

Price: $25.99

4. Osteo Bi-Flex Joint Health Triple Strength Dietary Supplement, 160 Count

According to the National Poll on Healthy Aging, up to 70% of older adults suffer from joint pain. These symptoms are most common in women 65+ but men aren’t immune. Osteo Bi-Flex Joint Health provides an effective, all-natural solution for joint pain and stiffness. It’s the #1 pharmacist-recommended brand and many users experience improved joint comfort within a week of starting supplementation.

Key Benefits & Features

  • FSA/HSA eligible

  • Contains glucosamine to maintain joint cartilage and help strengthen the joints.

  • Contains Joint Shield a proprietary herbal extract that alleviates joint pain and stiffness.

  • Contains 5-LOXIN Advanced, an ingredient extracted from the Boswellia serrata tree that promotes joint mobility, comfort, and health.

5. Occuvite Adult 50+ Multivitamin Supplement, 50 Tablets 

The older you get, the more likely you are to experience vision problems like cataracts, glaucoma, and diabetes-related eye complications. These issues can’t be prevented entirely, but a vision-supporting supplement can reduce your risk. Occuvite contains a specially formulated blend of lutein, zeaxanthin, omega-3, and antioxidants to protect eye health and replenish essential vision-supporting nutrients.

Key Benefits & Features

  • HSA/FSA eligible

  • Provides the essential nutrients adults 50+ need to maintain sharp vision and healthy eyes.

  • Taking one soft gel daily provides 24 hours of vision support.

  • Contains lutein and zeaxanthin –– nutrients that reduce inflammation, enhance vision, and protect the eyes from the sun’s harmful UV rays. 

6. Glucoflex Omega 3-6-9 Supplement 

Omega-3, 6, and 9 are essential fats that support the skin, heart, and joints. They’re found in foods like walnuts, almonds, salmon, and sardines, but not everyone gets enough of them through diet alone. Taking a supplement like Glucoflex Omega can increase access to these fatty acids and support well-being. 

Key Benefits & Features

  • HSA/FSA eligible

  • Supports heart and skin health.

  • Supports joint health, strength, and flexibility.

  • Provides 1,200 milligrams of olive, flax seed, and fish oils per serving.

Glucoflex Omega 3-6-9 Supplement, 3375078, 1 Bottle (90 Count)
Glucoflex Omega 3-6-9 Supplement

Price: $25.60

Immune Support Supplements

While often top-of-mind during colder months, supporting your immune system is a year-round priority. These powerful supplements can help fortify your body's natural defenses, keeping you and your loved ones resilient no matter the season.

7. Olly Immunity Sleep + Elderberry Gummies

These vegan gummies are packed with powerful ingredients like elderberry, vitamin C, and zinc to help keep your immune system strong. No more choking down pills or sugary syrups – our gummies are a tasty and convenient way to support your health, all year round.

Key Benefits & Features

  • HSA/FSA eligible.

  • These gummies contain a blend of immune-supporting superstars, including elderberry, echinacea, vitamin C, and zinc.

  • These gummies contain melatonin and l-theanine to promote restful, rejuvenating sleep.

  • Each bottle contains 36, berry-flavored gummies.

8. Cure Hydration Electrolyte Drink Mix

Cure Hydration Electrolyte Drink Mix is formulated using the World Health Organization’s proven ORS (Oral Rehydration Solution) formula, providing hydration as effectively as an IV drip. This clean, natural drink mix contains no added sugar, artificial sweeteners, or sugar alcohols and is crafted to be Non-GMO Project Verified, Vegan, Kosher, and Gluten-Free.

Key Benefits & Features

  • HSA/FSA eligible.

  • No added sugar, artificial sweeteners, or sugar alcohols.

  • Electrolytes from coconut water & pink himalayan salt.

  • Made for everyone! Adults and children 1 or older.

Cure Hydration Electrolyte Drink Mix

Price: $25.77 - $546.52

9. Elderberry + Immunity Lozenges 

Try these elderberry lozenges to relieve a sore throat or cough and support your immune system at the time. Each serving (one lozenge) contains 200 milligrams of elderberry fruit extract and immune-supporting vitamin C and echinacea. 

Key Benefits & Features

  • HSA/FSA eligible.

  • Each serving contains over 150% of the daily requirement for vitamin C.

  • Keeps your throat comfortable and supports a healthy immune response.

  • Tastes great.

Have Questions About HSA/FSA Eligible Vitamins and Supplements? Contact Us!

If you’re new to shopping with an HSA or FSA it’s normal to have questions. Our friendly Care Specialists are here to support you each step of the way. We can help, whether you need product recommendations or have a specific question about one of the vitamins and supplements featured in this guide. Call (800) 696-CARE today or email support@carewell.com.

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Chad Birt

Chad Birt is a freelance medical writer who resides in Astoria, Oregon. When he isn't behind a keyboard, you can find him hiking, camping, or birdwatching with his wife Ella and their two dogs, Diane and Thoreau.