Evidence-based

Gamma-Glutamyltransferase

•Last Updated: October 13, 2024

Gamma-glutamyltransferase (GGT) is an enzyme mainly found in the liver. When the liver or bile duct is damaged, GGT leaks into the bloodstream. GGT is a sensitive marker of hepatobiliary disease, but it has poor specificity.

Last Updated:October 13, 2024

Research Snapshot

2,136 participants in 9 trials

Examine Evidence Grades

D5 outcomes

Examine Database: Gamma-Glutamyltransferase

Intervention	Grade	Evidence	Effect
Carotenoids	D	Participants: 401	No effect
Astaxanthin	D	Participants: 196	No effect
Probiotics	D	Participants: 504	No effect
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Kefir		Participants: 106
Tongkat Ali		Participants: 13

Carotenoids

No effect

Astaxanthin

No effect

Probiotics

No effect

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Kefir

Tongkat Ali

Gamma-Glutamyltransferase

Examine Database: Gamma-Glutamyltransferase

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