InsideTracker Review (2025): What My Blood Tests Revealed About My Health

Summary

Here's my review on InsideTracker. Where I analyzed over 43 biomarkers from my blood, found out my biological age was four years younger than my actual age, and highlighted low vitamin D and mild inflammation. The app turned that data into clear nutrition and supplement advice—without another doctor’s visit.

It’s sleek, science-backed, and expensive—but if you’re focused on performance, longevity, or you're an athlete —it delivers.

Highlights

• Test type: At-home or local-lab blood draw; or you can upload test results from 3rd parties manually for analysis
• Biomarkers: ~40–45 depending on plan
• Price: $149–$699, depending on various tests and analysis included
• Focus: Performance, longevity, and nutrition optimization
• Best for: Athletes, biohackers, and data-driven professionals

1. Why I Tried InsideTracker

Six months after completing my Function Health review, I wanted to see how InsideTracker compared. Function Health gave me 125 biomarkers and a holistic medical snapshot; InsideTracker promised fewer tests but deeper lifestyle guidance—complete with a “biological age” score and daily coaching inside its app.

As someone who tracks metrics like sleep and recovery, I wanted to know if InsideTracker’s smaller, more fitness-focused test would surface different or more actionable insights.

2. What Exactly Is InsideTracker?

InsideTracker is a health-optimization platform that turns your blood, DNA, and fitness data into personalized nutrition and supplement recommendations.

The app looks less like a lab report and more like a performance dashboard. Every marker is color-coded (Low / Optimal / Needs Attention), with short explanations and “Action Plan” cards that tell you what to eat, what to supplement, and what lifestyle tweaks might help.

InsideTracker’s pitch is simple: measure what matters, act on it, and retest in 3–6 months.

Instead of focusing on diagnosing disease, it’s built for people who want to extend healthspan and optimize athletic performance—not just lifespan.

3. My Testing Experience

Ordering & Setup

I ordered the Ultimate Plan ($589 at the time) directly from the site. InsideTracker emailed a LabCorp requisition the same day. I scheduled a morning draw at a local lab, fasted overnight, and was in and out in under ten minutes.

If you live in a major metro area, expect plenty of LabCorp options.

Several times after my initial testing, because I had subscribed to the Membership, I was able to manually upload my results from other blood tests - which drastically reduced the cost.

Results Timeline

My results arrived five business days later—faster than Function Health’s 10–12 day turnaround.

The email notification linked straight to the InsideTracker dashboard, which opens to a circular “Body Map” visualization summarizing each category (Metabolism, Inflammation, Strength, Endurance, Cognition, etc.).

4. My Results in 90 Seconds

InsideTracker’s strongest feature is how it translates each out-of-range value into a specific, evidence-backed recommendation, like:

• “Increase oily fish 3×/week to raise Omega-3 Index.”
• “Add 15 minutes of morning sunlight or supplement 2,000 IU vitamin D daily.”
• “Reduce refined carbs post-workout to stabilize LDL and triglycerides.”

5. Action Plan & Coaching

The app auto-generates an Action Plan ranked by potential impact. Mine suggested:

1. Vitamin D Boost – daily supplement + more outdoor light.
2. Anti-Inflammatory Focus – turmeric and leafy greens every day.
3. LDL Optimization – swap saturated oils for olive/avocado, add soluble fiber.

Each task is trackable inside the app. Completing them earns “green check marks,” turning habit change into a lightweight game.

If you connect wearables like Garmin, Apple Health, or Oura, InsideTracker correlates new data with these goals—an area where it outperforms Function Health’s static reports.

6. InsideTracker vs. Function Health

If Function Health feels like a full-body audit, InsideTracker is a performance tune-up—quicker, sportier, and more behaviorally driven.

For more information on Function Health, see my full review here.

7. Pricing and Plans

InsideTracker now offers a range of plans depending on how detailed you want your testing to be and whether you prefer a new blood draw or uploading existing results.

Key Takeaways

• The Ultimate Plan now starts at roughly $489, lower than older pricing.
• The Upload Plan is the most affordable way to use InsideTracker if you’ve had recent lab work.
• The Membership tier provides platform access for ongoing monitoring and discounted tests.
• Add-ons like InnerAge and DNA analysis enhance personalization without requiring additional lab visits.

8. Ease of Use and App Design

InsideTracker’s mobile and desktop dashboards are decent. Though after using the service for the last 3 years, I can say that the UX needs updated, as it's falling behind more modern competitors.

• Body Map Visualization: A circular interface shows key areas (Metabolism, Cognition, Strength, Endurance, Inflammation).
• Color-coded Results: Red for “Needs Work,” yellow for “Borderline,” green for “Optimal.”
• Simple Language: No medical jargon—each marker has a plain-English explanation and research citations you can tap into.
• Wearable Integrations: Apple Health, Fitbit, Garmin, Oura, and Strava sync automatically for continuous lifestyle tracking.

It feels less like opening a lab report—and more like using a fitness app that just happens to be powered by clinical-grade data.

9. Who I Think InsideTracker Is Best For

• 🏃‍♂️ Athletes & Fitness Enthusiasts: Great for people optimizing training, recovery, or endurance metrics.
• 💻 Busy Professionals: Those who want actionable data without navigating medical jargon.
• 🧬 Longevity Seekers: Anyone interested in tracking biological age or early metabolic shifts.
• 🧠 Data-Driven Experimenters: Biohackers and quantified-self types who love to correlate behavior with results.

Skip it if: you’re primarily looking for disease screening, or want doctor-ordered tests billed to insurance—InsideTracker is not that.

10. What I’d Like to See Improved

InsideTracker gets a lot right—especially in how it turns complex blood data into simple, personalized actions. But after several months of using the app and watching its interface evolve, I think there’s real room for improvement in how the experience is structured and how it helps you actually live out those recommendations.

1. A More Thoughtful Dashboard Experience
The recently updated Dashboard feels like a step backward in usability. It highlights new tests and subscription options before it shows the data that matters most: your actual results. To view your biomarker summaries and trend charts, you now have to click into the My Results page—where, ironically, the best dashboard actually lives. That’s where your longitudinal graphs, category breakdowns, and progress tracking are buried. The experience would make more sense if the Dashboard focused entirely on your health status, and all the commerce (like test ordering and add-ons) were tucked neatly into a separate “Shop” or “Plans” area.

2. Separation Between Health Insights and Purchasing Flows
Right now, the experience blends your personal health data with product marketing in a way that makes navigation clunky. For example, the same screen that summarizes your inflammation or cholesterol markers also pitches a new test or membership upgrade. I’d love to see a cleaner separation—one place for insight, another for ordering. When I’m reviewing my results, I want to feel immersed in my data, not reminded that I could buy another panel.

3. Integrating Food and Supplements Into the UX
InsideTracker’s nutrition and supplement recommendations are solid—often backed by good science—but they sit in static lists and “Action Plan” cards that feel detached from daily life. I’d love to see them integrated more naturally into the experience. Imagine an in-app food log or smart grocery list that dynamically connects your meal choices to your current biomarker goals, or a supplement tracker that reminds you when to take your omega-3 or vitamin D and shows how those correlate with your next test results. These features would turn the app from a static dashboard into a true feedback system.

4. Better Feedback Loops and Progress Tracking
One of the biggest motivators in any health app is seeing improvement over time. InsideTracker does store historical data, but it doesn’t visualize progress in a way that feels rewarding. Simple additions like “You improved your inflammation markers by 32% since last test” or “Your biological age dropped by 1.5 years” would make a huge difference. Seeing progress should feel exciting—not buried three clicks deep.

5. Broader Context and Ongoing Utility
I’ve also noticed that once you’ve taken one or two tests, the experience can feel repetitive. The app could do more to contextualize your results over time—highlighting what’s stabilized, what’s improved, and what still needs work. That would help justify ongoing subscriptions and make retesting feel more purposeful, not just a reset of the same screen with updated numbers.

11. Pros and Cons

12. FAQs

1. How long do results take?
Mine arrived in five business days. InsideTracker quotes 4–7 days for most tests.

2. Can I do the test at home?
Yes. You can pay ~$79 extra for an at-home phlebotomist, available in most metro areas.

3. Is InsideTracker covered by insurance?
No. It’s a direct-to-consumer wellness service.

4. How often should I retest?
Every 3–6 months, especially if you’re experimenting with diet, exercise, or supplements.

5. Can I share results with my doctor?
Yes—export your full PDF or download a CSV directly from your dashboard.

13. Verdict: Is InsideTracker Worth It?

If you want to optimize your health, not just monitor it, InsideTracker is excellent.

It’s more fitness-forward than Function Health, with faster turnaround and in-app coaching that turns complex data into bite-sized habits.

But it’s also best suited for people already living somewhat health-conscious lives. The marginal gains are meaningful, not miraculous.

Bottom line:
InsideTracker helps you close the loop between lab results and daily choices—showing what’s working and what needs attention. It’s pricey, but if you’ll actually use the feedback, it’s one of the most motivating health apps you can buy.

14. InsideTracker vs Competitors

15. Conclusion

InsideTracker isn’t a replacement for your doctor—it’s a complement.

It gives you insight, ownership, and a roadmap to act on, which is more than most “wellness” apps can say.

After comparing it side-by-side with Function Health, I see InsideTracker as the better fit for shorter feedback loops and lifestyle tweaks, while Function Health wins on depth and diagnostic coverage.

I would also choose InsideTracker over Function Health if I am an athlete and seeking to optimize my training regiment and performance.

If you value data-driven self-improvement, InsideTracker turns your bloodwork into a playbook for better living.

Disclaimer: I’m not a physician. These insights come from personal use and research. Always consult a medical professional for tailored advice.

For inquiries or collaboration: Email adam@adamtreister.com — I personally read every message.