Evidence-based

Immunoglobulin G

•Last Updated: October 13, 2024

Immunoglobulin G (IgG) is a type of antibody that the immune system uses to prevent infections from pathogens such as viruses and bacteria.

Last Updated:October 13, 2024

Research Snapshot

1,189 participants in 12 trials

Examine Database: Immunoglobulin G

Intervention	Grade	Evidence	Effect
Colostrum	D	Participants: 100	No effect
Vitamin E	C	Participants: 140	Small Increase
Selenium	D	Participants: 502	No effect
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Spirulina		Participants: 178
Saffron		Participants: 89
Lactobacillus Casei		Participants: 84
Type-II Collagen		Participants: 228

No effect

Small Increase

No effect

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