
Strengthen your immune function at the cellular level
Defend helps enhance your body’s defense mechanisms, encouraging white blood cell activity, and addressing inflammaging, helping you stay healthy and resilient.
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As seen in
Defend
Nearly 35% of Americans have systemic inflammation.
35%
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Meet Defend
YOUR IMMUNE SYSTEM’S SECRET WEAPON
- Supports healthy immune function
- Helps address inflammaging
- Encourages healthy white blood cell activity

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The five key, evidence-based ingredients in Defend:

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Quercetin
500mg
Lowers markers of inflammation
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Vitamin C
90mg
Stimulates white blood cells
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Beta-glucan
30mg
Decreases the duration and severity of respiratory infections
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Zinc
11mg
Improves lymphatic function
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Vitamin D3
1000IU
Regulates & supports the immune system
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A daily dose of longevity
Target the pathways that matter most for longevity. Backed by science, Tally's cutting-edge formulations help optimize energy, metabolism, cellular health, sleep, focus, and immunity for real results you can see and feel.
Shop SupplementsHear what real Defend subscribers have to say
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★ ★ ★ ★ ★ 5 star rating
“I feel stronger and more resilient than ever, and it’s now a staple in my wellness routine!”
VERIFIED CUSTOMER -
★ ★ ★ ★ ★ 5 star rating
“Love Defend! I feel like my immune system has superpowers—haven't gotten sick once since I started taking it!”
VERIFIED CUSTOMER -
★ ★ ★ ★ ★ 5 star rating
“I’ve noticed less inflammation and a real boost in my immunity; it’s great to have a supplement that delivers on its promises.”
VERIFIED CUSTOMER

Epigenetic Testing - How are you aging really?
Take a quick, painless cheek swab test to discover your cellular age.
Your epigenetic age tells a deeper story about your health. The TallyAge™ Test uncovers how your cells are aging, allowing you to benchmark, track progress, and make changes that matter.Â