The secret to feeling young? Your metabolism.

Discover your true metabolic age

How Old Is Your Metabolism?

If you feel older than your age—tired, sluggish, stuck with stubborn weight—your metabolism may be aging faster than you are.

Find out where you really stand in less than a minute, and get simple steps to start reversing the clock.

Sample Report

Ethan Cole

Metabolic Age

Basal Metabolic Rate

2039

Biological Age

Body Mass Index

30.5

START YOUR METABOLIC AGE TEST HERE

GET your RESULTS in less than 1 minute

Metabolic Age Calculator by Dr. Donald K. Layman

🚨 Your metabolism might be aging faster than you are!

Genetics, diet, activity level, and lifestyle all impact how quickly your body slows down.
Take Dr. Layman’s Metabolic Age Calculator to reveal your true Metabolic Age,
plus your BMI and BMR—and most importantly, discover the simple steps you can take
to turn back the clock on your metabolism starting today.

Gender

Female

Male

Age (in Years)

Biological Age Percentage

Height (Ft)

Height (in)

Weight

lbs

Body Fat Percentage

Body fat is most accurately measured in a research laboratory, but we will use the pictures below to help you make an estimate.
As reference, when people graduate from high school, average women have body fat of about 20% to 23%,
and men will have body fat of about 16% to 19%. Try your best to be realistic.

Body Fat Percentage (Estimate from Figures Above / Below)

25%

5%50%

BMI

BMI Percentage

🎉 Reveal Your Results Instantly

✅ Get your BMI, BMR & Metabolic Age
✅ Personalized action steps
✅ Free bonus: “Blueprint for Your 30-Day Metabolic Transformation” (PDF)

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BMR

BMR Percentage

Metabolic Age

Metabolic Age Percentage

If you are human, leave this field blank.

Crunching the numbers… hang tight!

Unlocking the METABOLIC science lab... hang tight!