Half life of IgG is
Half-life of different immunoglobulins –
IgG - About 22 to 25 days
IgA - About 6 to 8 days
IgM - About 5 days
IgE - About 2 to 8 days
IgD - About 3 days
1-5 days
2-8 days
6 days
20-23 days