Liver vs Immune Balance
The A/G ratio compares your liver-made protein (albumin) to your immune-made proteins (globulins). In healthy people, albumin slightly outweighs globulin (ratio >1). When the ratio flips, it usually means your immune system is overactive or your liver is underperforming.
What is Albumin/Globulin Ratio?
A/G ratio = Albumin divided by Globulin. Normal is typically 1.0-2.5. Ratio <1.0 is clinically significant and warrants investigation into liver function and immune status.
↑ What High Albumin/Globulin Ratio Means
More albumin relative to globulin. This is generally favorable and rarely concerning.
Common symptoms:
Generally not symptomatic
↓ What Low Albumin/Globulin Ratio Means
Globulins are overtaking albumin. This suggests either your liver isn't making enough albumin (liver disease) or your immune system is making too many globulins (chronic infection, autoimmune, myeloma).
Common symptoms:
Combined symptoms of low albumin (edema) and high globulin (depends on cause)
Why It Matters
When normal:
Quick screen for liver vs immune disorders
Helps interpret total protein abnormalities
Monitors chronic liver disease progression
Risks if abnormal:
Low ratio: liver cirrhosis, autoimmune disease, chronic infection, myeloma
Very low ratio: advanced liver failure or aggressive immune disease
What Can Cause Abnormal Levels?
Chronic Liver Disease (low ratio)
50% likelyReduced albumin production + increased globulin from immune activation in cirrhosis.
Chronic Immune Activation (low ratio)
45% likelyAutoimmune diseases or chronic infections increase globulin production.
Multiple Myeloma
Massive monoclonal globulin production dramatically lowers the ratio.
What You Can Do
Adequate protein nutrition to support albumin production
Impact: Raises numerator of ratio \u00B7 Timeline: 2-4 weeks
Anti-inflammatory diet to reduce immune overactivation
Impact: May lower globulin fraction \u00B7 Timeline: 4-8 weeks
If lifestyle changes aren't enough:
Treat underlying liver or immune condition
Impact: Addresses root cause of imbalance \u00B7 Timeline: Varies
Recommended retest: 4-8 weeks
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