← Blood tests
Bilirubin / Albumin Ratio (BAR)
Specialistalso —
What it isA composite ratio of bilirubin to albumin that captures liver and nutritional state in a single number.
DoesCombines two strong independent prognostic markers into a more powerful predictor of outcomes in chronic disease.
GoodA low BAR signals good liver and adequate protein status.
BadA high BAR predicts mortality in liver disease, cancer, sepsis, and chronic illness generally.
- Standard
- Lab-specific.
- Optimal
- 0.05–0.20 (lower is good)
- Modifiers
- Same drivers as the components.
How to optimize
- Lifestyle
- Resistance training; treat underlying disease.
- Diet
- Adequate protein intake; whole-food nutrition.
- Supplements
- Whey or collagen protein.
- Peptides
- —
- Drugs
- Treat underlying cause. --
Reference ranges are general adult lab norms; optimal ranges are editorial picks from the longevity literature — not medical advice. Always interpret results with your physician.
within Liver & Detox