{"id":"total-protein","name":"Protein, Total","shortName":"Total Protein","aliases":["Total Protein","Protein Total, Serum","Total Protein, Serum","Serum Protein","Proteínas totales","Gesamteiweiß","Protein, Total, Serum","Protein, Total, Serum or Plasma","Serum Total Protein","Total Serum Protein","Total Proteins","Protein Total","Protéines totales","Proteine totali","Proteínas totais"],"abbreviations":["TP","TProt"],"loinc":[{"code":"2885-2","primary":true}],"specimen":"serum-or-plasma","units":[{"ucum":"g/dL","display":"g/dL"},{"ucum":"g/L","display":"g/L"}],"referenceRanges":[{"population":"18+","low":6,"high":8.5,"unit":"g/dL","unitDisplay":"g/dL","note":"Labcorp's sample reports print 6.0–8.5 g/dL for adult patients. Other sources are narrower: Mayo Clinic Laboratories prints 6.3–7.9 g/dL for everyone aged 1 year and older, and Cleveland Clinic lists 6.3–8.0 g/dL. Intervals differ by lab and method, so use the one printed on your own report first.","sources":[{"title":"Sample report, Protein, Total (test 001073)","url":"https://files.labcorp.com/testmenu-d8/sample_reports/001073.pdf","publisher":"Labcorp"},{"title":"Sample report, Comprehensive Metabolic Panel (14) (test 322000)","url":"https://files.labcorp.com/testmenu-d8/sample_reports/322000.pdf","publisher":"Labcorp"},{"title":"Comprehensive Metabolic Panel, Serum (test ID CMAMA)","url":"https://www.testcatalog.org/show/CMAMA","publisher":"Mayo Clinic Laboratories (via the testcatalog.org copy of the Mayo catalog)"},{"title":"Globulin Blood Test","url":"https://my.clevelandclinic.org/health/diagnostics/22365-globulin-blood-test","publisher":"Cleveland Clinic","year":2022}]}],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"The total amount of protein in your blood, mainly albumin and globulin. It is read together with albumin and your liver and kidney tests.","url":"https://bloodtesttracker.com/markers/total-protein","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}