“Based on what I see for sale online, this has some of the highest quantity mgs of ingredients for the best possible price. Since my doc recommends this brand, I'm doubly sold.”
Immunity Bundle
Foundational daily immune support paired with fast-acting nutrients and botanicals.








- Daily + acute support in one bundle
- Parsley's go-to for cold/flu season
- Ideal for travelers and high-exposure
- Free shipping
- Pause or cancel anytime
- 5% subscription discount not applied
- Free shipping not included
- Strengthens immune system function
- Supports acute and daily immune needs
- Features 6 immune nutrients plus 4 botanicals
- Includes clinically dosed vitamin D3
- Useful for cold and flu season and travel
- Provides anti-inflammatory support
- Supports the body's natural defense response
- Two immunity supplements designed to work together
Immunity Bundle
The science behind our ingredients
Immunity Bundle
Is this right for you?
Immunity Bundle
Is this right for you?
- 01You're preparing for cold and flu season
Year-round immune resilience starts with vitamin D and foundational nutrients. This immunity supplement bundle gives you daily maintenance plus acute support when you need it.
- 02You travel often or are frequently exposed
Travel, crowded environments, and high-exposure periods demand more from your immune system. Body Guard plus D3+K2 is a travel-ready immune support protocol.
- 03You want both daily and acute immune support
Most immunity products are either daily maintenance or acute response — not both. This bundle covers foundational daily support plus acute response when symptoms arrive.
- 04You want a clinician-recommended immune protocol
Parsley clinicians often recommend this combination for people focused on immune resilience — especially for cold and flu season and recovery from illness.
Year-round immune resilience starts with vitamin D and foundational nutrients. This immunity supplement bundle gives you daily maintenance plus acute support when you need it.
Travel, crowded environments, and high-exposure periods demand more from your immune system. Body Guard plus D3+K2 is a travel-ready immune support protocol.
Most immunity products are either daily maintenance or acute response — not both. This bundle covers foundational daily support plus acute response when symptoms arrive.
Parsley clinicians often recommend this combination for people focused on immune resilience — especially for cold and flu season and recovery from illness.
why we’re different
Not all supplements are created equal.
At Parsley, ‘professional grade’ means every supplement is third-party tested for quality and purity, and manufactured in NSF/USP-certified, cGMP-compliant U.S. facilities that meet FDA standards.
Our clinicians know which supplements actually move the needle — and which don't. Every formula is selected for clinical evidence, optimal bioavailability, and meaningful dosing. Not what's cheapest to manufacture. What actually works.
| Parsley Supplements | Standard Supplements | |
|---|---|---|
| Physician-Formulated | ||
| Third-Party Tested | ||
| Clinically Dosed | ||
| USA-Made | ||
| Most Bioavailable Forms |

I'm always impressed with how well Body Guard can knock out a viral infection that just keeps lingering.
Lilli Link, MD
Doctor
Hundreds of 5-star reviews
“This product is amazing. My doctor keeps asking me again and again to remind her how my D level is so perfect. I put my husband on it too with the same results. Thank you Parsley!”
"My body started to crave this product. With battling malnourishment and malabsorption, this is a super helpful product to buy! Glad my doctor recommended it."
Complete your routine
From the blog

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What are the signs of a weak immune system? Learn the 12 common weak immune system symptoms, what causes low immunity, and how to strengthen your body's defenses naturally.
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