Feeling fatigued? Find out what could be affecting your energy levels with a home blood test and GP advice. 
This test covers:
B12 (Active)
Active B12
Folate
Thyroid advanced profile
Thyroid peroxidase antibodies (TPOAb)
Thyroid-stimulating hormone (TSH)
Thyroglobulin antibodies (TgAB)
Thyroxine (T4)
Free thyroxine (FT4)
Free Triiodothyronine (FT3)
Vitamin D