StatGardenREF. DESK
Calculators/Health/Albumin-to-globulin ratio
Health

Albumin-to-globulin ratio calculator

Splits total blood protein into albumin and globulin and compares the two.

What this calculator does

Albumin-to-globulin ratio works out splits total blood protein into albumin and globulin and compares the two. Enter your own figures above and the answer updates as you type: nothing is fixed in the code, so the result reflects exactly the numbers you supply.

The formula this calculator evaluates is printed under the tool and explained below, so you can check the working by hand or reuse it in a spreadsheet.

The formula

FormulaA/G ratio = Albumin / (Total protein − Albumin)

The inputs explained

FieldWhat to enter
Albumin (g/dL)A number, measured in g/dL. Starts at 4.
Total protein (g/dL)A number, measured in g/dL. Starts at 7.

Worked examples

Every figure in the tables below is produced by this page’s own calculator at build time, so the numbers and the tool always agree. Select any row to load that scenario.

How the answer changes with albumin

Every other input is held at the calculator’s starting values while albumin varies. Select any row to load that scenario into the calculator.

How the answer changes with albumin
Albumin (g/dL)Albumin-to-globulin ratioGlobulinTypical reference range
20.405.00 g/dL1.1 - 2.5
30.754.00 g/dL1.1 - 2.5
41.333.00 g/dL1.1 - 2.5
66.001.00 g/dL1.1 - 2.5
8-8.00-1.00 g/dL1.1 - 2.5
12-2.40-5.00 g/dL1.1 - 2.5