Metabolic health calculators
Instant, research-backed scores from the lab values you already have. Free forever, no account needed — with reference ranges and plain-language interpretation.
HOMA-IR Calculator
Estimate insulin resistance from fasting glucose and insulin — includes the QUICKI sensitivity index.
TyG Index Calculator
Combine fasting triglycerides and glucose into a single insulin-resistance marker — no insulin assay needed.
TG/HDL Ratio Calculator
Pull a cardiometabolic risk signal straight from your standard lipid panel.
Waist-to-Height Ratio Calculator
Check central adiposity with just a tape measure — keep your waist to less than half your height.
Metabolic Syndrome Risk Score
Count how many of the five published metabolic syndrome criteria your numbers currently meet.
ApoB/ApoA1 Ratio Calculator
Measure the balance between atherogenic and protective lipoprotein particles from an advanced lipid panel.
Numbers are a start — symptoms tell the fuller story.
Our free 3-minute health assessment maps your symptoms to possible root cause patterns and sends you a personalized AI report.
Take the free health assessment →These tools are part of the Brevlix patient acquisition system
Free calculators and assessments attract patients who are already researching their symptoms. Brevlix turns that same pattern into a system for your practice: an AI health assessment on your website that screens patients, captures their details, and sends them a personalized report — before the first appointment.
Patients come to you pre-informed
Every assessment produces a structured archetype report — you see the patient's symptom patterns before you meet them.
Your branding, your website
Embed with one script tag. Colors, logo, and booking link are yours — patients never leave your site.
Live in 5 minutes
12 pre-built clinical assessments. Pick a topic, customize, embed. No per-assessment fees.