Doctor's Assessment Included
Every result includes a professional assessment from a BIG-registered doctor. For treatment decisions, discuss your results with your GP.
Covid-19 IgG
A Covid-19 IgG test detects IgG antibodies against SARS-CoV-2, the virus that causes Covid-19. A positive result may indicate a past infection or an immune response following vaccination, suggesting that your immune system has developed antibodies against the virus.
What It Measures
This test detects the presence of IgG antibodies directed against SARS-CoV-2 in your blood. IgG antibodies typically develop one to three weeks after infection or vaccination and may persist for an extended period. The test provides a qualitative result indicating whether these antibodies are present.
Why It Matters
Understanding your Covid-19 IgG status can help assess whether you have developed an immune response to SARS-CoV-2 through natural infection or vaccination. However, the presence of antibodies does not guarantee complete protection against future infection. Results should be interpreted by a healthcare professional.
When to Test
Testing may be relevant if you want to know whether you have developed antibodies after a past Covid-19 infection or vaccination. This test is not intended to diagnose an active infection. Consult a healthcare professional for guidance on interpretation.
Lifestyle Tips
Follow current public health guidelines regarding Covid-19 vaccination and boosters. Maintain good hand hygiene and respiratory etiquette. Support your immune system through a balanced diet, regular physical activity, adequate sleep, and stress management. Stay informed about current recommendations from health authorities.
Frequently Asked Questions
Does a positive Covid-19 IgG result mean I am immune?
A positive result indicates that your immune system has produced antibodies against SARS-CoV-2. However, this does not guarantee complete protection against future infection, as immunity can vary between individuals and may change over time. Consult a healthcare professional for personalised guidance.
Can this test tell whether my antibodies are from infection or vaccination?
Depending on the specific test used, it may or may not distinguish between antibodies from natural infection and those from vaccination. Some tests target the spike protein (produced by both infection and vaccination), while others target the nucleocapsid protein (typically from natural infection only). Your healthcare professional can clarify what your specific result indicates.