Free cholesterol tool

Cholesterol ratio calculator

Enter lipid values to calculate conversation ratios and prepare better questions. This is educational prep only, not a cardiovascular risk prediction or medication decision.

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Free, no accountSources on the pageNothing is stored

Tool rhythm

Use the tool, then carry forwardthe context that matters.

Each page turns a narrow question into clearer prep: what you entered, what is still missing, and what would be worth discussing with a licensed clinician.

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In practice

Start with the numbers, notes, or checklist items you already have.
Treat the result as education and visit prep, not a medical decision.
Use the handoff when your own records can add useful context.

Interactive worksheet

Work the question here, then decide what to carry forward.

Each public tool keeps the input, result, source basis, and safety boundary in one place. When your own records matter, sign in and bring the context into Ojava Coach.

Cholesterol tool

Cholesterol ratio calculator

Total cholesterolHDL-CLDL-CTriglycerides

Total-to-HDL ratio: 3.3Non-HDL cholesterol: 132 mg/dL

How should I read these ratios alongside the rest of my lipid panel?
Does fasting status or recent routine context change how you would interpret this panel?
How does LDL change the story compared with total cholesterol?

Educational cholesterol conversation prep only. This does not diagnose, predict cardiovascular risk, clear medication safety, prescribe, order labs, or replace clinician guidance.

Scientific references

2026 ACC/AHA/Multisociety Guideline on the Management of DyslipidemiaBlumenthal, Morris, Gaudino, et al., 2026.Current guideline support for lipid context and non-HDL cholesterol. The public tool only computes arithmetic ratios and non-HDL cholesterol from user-entered values.
ATP III Guidelines At-A-Glance Quick Desk ReferenceNational Heart, Lung, and Blood Institute, 2002.Defines non-HDL cholesterol as total cholesterol minus HDL cholesterol. Treatment targets in this older reference are not used as current advice.
Major Lipids, Apolipoproteins, and Risk of Vascular DiseaseEmerging Risk Factors Collaboration, 2009.Landmark prospective evidence for lipid and apolipoprotein context. It does not validate Ojava as a personal risk calculator.

Discuss with Ojava Coach

Use it well

Enter the values or context you already have.
Review the local result before sign-in.
Use the Coach handoff only when you want a deeper record-aware conversation.

The clinical boundary and source basis stay attached to the result, then repeat once at the page close.

Research and source basis

2026 ACC/AHA/Multisociety Guideline on the Management of DyslipidemiaBlumenthal, Morris, Gaudino, et al., 2026. Current guideline support for lipid context and non-HDL cholesterol. The public tool only computes arithmetic ratios and non-HDL cholesterol from user-entered values.
ATP III Guidelines At-A-Glance Quick Desk ReferenceNational Heart, Lung, and Blood Institute, 2002. Defines non-HDL cholesterol as total cholesterol minus HDL cholesterol. Treatment targets in this older reference are not used as current advice.
Major Lipids, Apolipoproteins, and Risk of Vascular DiseaseEmerging Risk Factors Collaboration, 2009. Landmark prospective evidence for lipid and apolipoprotein context. It does not validate Ojava as a personal risk calculator.

Back to all free tools

These tools are education and visit prep only. They do not diagnose, prescribe, order labs, determine screening eligibility, clear medication safety, detect conditions, triage emergencies, or replace your clinician.

What Ojava keeps clear

A calm place to understand the pattern before your next step

Ojava organizes health records, wearable trends, medication context, and visit prep in one view. It explains what signals generally mean and keeps clinician decisions where they belong.

Start with your records Read the guides

How the pieces sit togetherThree principles

Your data stays contextual

Daily signals, accepted records, and notes are reviewed together so one lab, symptom, or wearable trend is not treated as an isolated clue.

Education before action

Ojava prepares questions and context. It does not diagnose, prescribe, dose, order labs, or replace licensed care.

One record, many moments

The same structure supports a morning check, a new lab review, and a visit packet when you need it.