Transferrin (FESA) blood test
Transferrin is a protein that transports iron around the body. A transferrin saturation test measures the amount of iron bound to transferrin. This helps check for iron deficiency or iron overload.
Of Thriva customers have out of-range Transferrin saturation results
Total number of Transferrin saturation tests Thriva has run for our customers.
What is transferrin saturation?
Transferring saturation isn’t an individual measurement – it’s simply a useful percentage arrived at by dividing your serum iron by your TIBC.
What is Thriva?
We’re a subscription-based health tracking company. With our blood testing kits you can take control of your health and see exactly what’s happening inside your body. Learn what lifestyle really works for you and improve everything from your sleep and energy levels to your heart health.
Get your Thriva kit
Order your test online. We’ll post your kit the next working day via Royal Mail first class delivery.
Perform your test
Your kit contains everything you need for your simple finger-prick blood test. When you’re done, use the freepost envelope to send it back.
Results within 48 hours
Your full results, along with a personalised report from a qualified GP, will be available to access online.
What our customers say
Our other packages
Cholesterol
Liver function
Cholesterol
Liver function
Iron Profile
Vitamin D
Vitamin B12
Cholesterol
Liver function
Iron Profile
Vitamin D
Vitamin B12
Vitamin B9 (folate)
Diabetes (HbA1c)
