Year-round defenseWhat's inside
3 bottles · 1 of each
- 1
Vitamin C 500mg Tablets 100ct
Antioxidant support that fortifies the immune system's frontline response.
- 2
Vitamin D3 5000 IU Softgels 60ct
The sunshine vitamin — critical for immune signaling, especially in winter months.
- 3
Daily Probiotic Capsules 30ct
A daily probiotic to support the gut, where most of the immune system lives.
Why this combo
Vitamin C powers your frontline antioxidant defense. Vitamin D3 — the sunshine vitamin — drives immune signaling through fall and winter. A daily probiotic supports the gut, where 70% of immune cells live. Three pillars, one daily routine.
Immune Defense
Immunity Defense Trio
For people who catch every bug at the office, or who want a daily foundation before fall and winter hit.
Year-round support for the three pillars of immune health.
You save $38.38 · includes 10% Subscribe & Save
Pack size
over $25
anytime
back guarantee
What's inside
The three-part routine
Each bottle plays a different role. Take them as a stack and you cover gaps a single bottle can't.
1Vitamin C 500mg Tablets 100ct
Antioxidant support that fortifies the immune system's frontline response.
Retail $9.99
2Vitamin D3 5000 IU Softgels 60ct
The sunshine vitamin — critical for immune signaling, especially in winter months.
Retail $9.99
3Daily Probiotic Capsules 30ct
A daily probiotic to support the gut, where most of the immune system lives.
Retail $9.99

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Direct from the source
Authorized Reseller
We buy directly from the manufacturer, so every bottle in this bundle is 100% authentic and properly sourced.
Sealed & Brand-new
Manufacturer-sealed, never opened. Stored in our climate-controlled facility.
Same or Next Business Day
Weekday orders before 5pm ET ship the same day; off-hours and weekend orders ship the next business day.
30-day Guarantee
Every order is backed by our 30-day satisfaction guarantee.
Secure Checkout
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Frequently asked
Questions about this bundle
Can I take this bundle year-round?
Where does the "70% of immune cells live in the gut" claim come from?
Do I need to take this with food?
Can I swap a bottle inside this bundle?
How does Subscribe & Save work on bundles?
Do all three bottles ship in one box?
How long does a bundle last?
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Quality you can verify
Every bottle in this bundle is
- Gluten-Free
- Non-GMO
- Dairy-Free
- Soy-Free
- Sugar-Free
- No Artificial Colors
Start the routine
One bundle, one box, one routine
Ships free over $25 and arrives in 2–5 business days. Subscribe and the next month is automatic — pause, swap, or cancel from your account any time.