🧬 Biology calculators

Blood Alcohol Estimate

Estimate blood alcohol concentration from supplied inputs.

Interactive calculator

Enter your information

Enter or change the values, then select Calculate to generate a fresh result.

Standard drinks
Weight
kg
Hours elapsedhours
Report a result or formula issue

Example result

0.052%

What this result means

This estimates blood alcohol concentration from the entered drinks, weight, and elapsed time. Individual metabolism varies, so never use it to decide whether to drive.

Result details

Main result0.052%

Inputs used

Standard drinks3

Weight75 kg

Hours elapsed2 hours

Formula

Estimated BAC = drinks × 14 ÷ (weight grams × 0.68) × 100 − 0.015 × hours

Educational estimate only—never use to decide whether to drive.

Introduction

What is the Blood Alcohol Estimate?

The blood alcohol estimate helps you estimate estimate blood alcohol concentration from supplied inputs. Enter the requested values, review the result, and use the visible formula to understand how your inputs affect the outcome.

MayeleCalc is designed for education and planning. The result is based only on the information you enter and should be checked before it is used for an important financial, medical, legal, or scientific decision.

How it works

Calculate in three clear steps

01

Enter your values

Use consistent units and realistic assumptions.

02

Review the result

The answer updates immediately as inputs change.

03

Check the formula

Read the method and verify the result in context.

Frequently asked questions

Questions about this calculator

Is the blood alcohol estimate accurate?

It applies the formula displayed on this page to the values you provide. Accuracy depends on correct inputs, units, and assumptions.

Can I save or share my result?

You can copy the result from the calculator. For privacy, review any personal information before sharing.

Should I make an important decision from this result?

Use the result as an educational estimate. Consult an appropriate qualified professional when the decision has financial, medical, legal, or safety consequences.