Blood urea nitrogen (BUN)

Urea concentration reflecting protein metabolism and renal excretion; elevated in renal impairment or volume depletion.

Blood Urea Nitrogen (BUN) Biomarker Test

Get fast, reliable insights into how your body handles protein and fluids.‍BUN reflects kidney filtration, liver metabolism, and hydration shifts—helping you tune diet, training, and recovery with clear, actionable data. ‍

Get Started
Kidney
2/year
Blood urea nitrogen (BUN)

Blood urea nitrogen (BUN)

Key Benefits of
Blood urea nitrogen (BUN)
What is
Blood urea nitrogen (BUN)
?
Why is
Blood urea nitrogen (BUN)
important?
What insights will I get?

3 simple steps to unlock your peak health potential

1. Book your lab test

Schedule your annual blood draw through the app. Review all the biomarkers that Axo Longevity tests.

2. Understand your results

Your results in a clear, easy-to-read dashboard with each biomarker explained. Easily track your health across tests, to see the impact of your choices.

3. Take action

Your personalized health plan gives you step-by-step how to improve your health, through changes in your diet, fitness and lifestyle.