The Longevity Vault

The Longevity Vault

Slower aging, better sleep, actionable labs: Your 2026 Longevity Launchpad

Start here: 6 high-impact pieces to guide your 2026 sleep, cardiometabolic health and labs for longevity optimization

Kat Fu, M.S., M.S.'s avatar
Kat Fu, M.S., M.S.
Dec 29, 2025
∙ Paid

Longevity work becomes powerful when last night’s sleep, today’s meals, and your next blood draw are all pulling in the same direction.

This 2026 launchpad is designed to help you get there—connecting sleep, hormones, kidneys, LDL cholesterol, and inflammation so you can protect brain health and lower long-term risk with deliberate, targeted steps.

Let’s get started.

6 high-impact pieces to guide your 2026 sleep, cardiometabolic health and labs for longevity optimization

These pieces give you a high-level view of how sleep, hormones, kidneys, and LDL intersect with brain health & long-term risk.

If you only revisit a handful of articles to orient your 2026 focus, start with one or two from this group.

  1. Does “deep sleep” clear Alzheimer’s proteins?

The Longevity Vault
Does "deep sleep" clear Alzheimer's proteins?
Each night, a remarkable waste clearance process takes place within the brain…
Read more
2 months ago · 13 likes · Kat Fu, M.S., M.S.
  1. Melatonin as a Longevity Molecule? Safety Data, Metabolic Risks, and Antioxidant Promise

The Longevity Vault
Melatonin as a Longevity Molecule? Safety Data, Metabolic Risks, and Antioxidant Promise
We’ve been taught to think of melatonin as the body’s sleep hormone—a messenger of darkness, signaling when it’s time to rest…
Read more
19 days ago · 4 likes · Kat Fu, M.S., M.S.
  1. Are My Hormones Affecting My Sleep? An Overlooked Reason Hormone Therapy Falls Short

The Longevity Vault
Are My Hormones Affecting My Sleep? An Overlooked Reason Hormone Therapy Falls Short
Hormone Supplements Don’t Always Deliver, Here’s Why…
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3 months ago · 7 likes · Kat Fu, M.S., M.S.
  1. 3 A.M. Wake-Ups: It’s Not Just Stress

The Longevity Vault
3 A.M. Wake-Ups: It’s Not Just Stress
➤ “When I wake at 3 a.m. and see there’s barely 90 minutes until my alarm, I feel a bit of panic. I try to focus on my breath, on my sensations, on just being, but my mind just ends up racing even more. It feels like the harder I try to breathe, the more awake I become—until the alarm finally goes off and I get out of bed…
Read more
a month ago · 20 likes · 4 comments · Kat Fu, M.S., M.S.
  1. Kidney stones: Is avoiding spinach enough?

The Longevity Vault
Kidney stones: Is avoiding spinach enough?
If you’ve passed a kidney stone, you already know the pain…
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a month ago · 12 likes · Kat Fu, M.S., M.S.
  1. “My LDL-C is 186—I eat whole foods & exercise: what else is left to do?”

The Longevity Vault
"My LDL-C is 186—I eat whole foods & exercise: what else is left to do?"
➤ A client asked recently “I just received my blood test results and am very surprised at the high LDL-C levels, because I consider myself fit and healthy and have been for years…
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17 days ago · 5 likes · Kat Fu, M.S., M.S.

Select personalizable tools & frameworks to lower inflammation, cholesterol, and improve sleep for better aging outcomes

These are the pieces to come back to when you’re ready to adjust something concrete—nutritional pitfalls that undermine longevity, lab follow-up, or how you use melatonin.

Pick one tool that matches your current friction point, run it, then come back for the next:

  • The Vault Food-Inflammation Audit: A 6-Part Protocol for Stubborn Inflammation & Lipid Markers

  • 6-Part Framework To Detect Early Aging from Routine Labs & Reverse Course (SPIRAL)

  • Why Melatonin Often Don’t Deliver (& 5 Safe Adjustments for Better Sleep)

  • Elevated White Blood Cell Count Within Normal Range Consistently Linked to Higher Mortality in Large Studies (& What You Can Do Today)


Explore by focus area: brain health, staying asleep, nutrition & daily longevity choices

Use this section to jump straight to the collection of articles that matches the aspect of longevity you’re working on now—sleep, hormone-related sleep, lab-based prevention, or day-to-day choices that reduce LDL cholesterol, inflammation, and brain health risk.

Sleep, brain health & aging
What can I change in how I sleep now to better protect my brain and long-term aging?

Routine labs for heart, brain & long-term aging
How can I use my usual blood tests to adjust my plan and lower future heart and brain risk?

Staying asleep & 3 a.m. wake-ups
Why am I waking up in the middle of the night, and what can I do about it?

Hormones & midlife sleep
What steps can I take if I suspect hormones are disrupting my sleep in midlife?

LDL-cholesterol, inflammation, nutritional pitfalls, kidney stones, supplements & daily longevity choices
What should I change in daily choices, nutrition, and supplements to improve cholesterol levels, reduce inflammation, and lower kidney stone risk?


This page features a selection of Longevity Resources:

You can always browse the full Longevity Vault collection here.


Members’ Only Lab Hub

Your membership includes preferred access to advanced diagnostics—making both routine & specialty testing more accessible while maintaining accuracy and depth—all available at home, with no doctor’s visits required (though blood draw tests may require booking with a phlebotomist).

We’ve also included swab and blood spot options where available. If you’d like to see more swab or blood spot options added, just let me know.

Longevity Vault Members’ Lab Hub

We’ve selected a wide range so you can see the types of testing available. Alongside core lipid and cardio-metabolic panels, you’ll also find hormone, gut, inflammation, neuroinflammation, and heavy metal markers.

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