{"product_id":"active-b12-blood-test","title":"Active B12 Blood Test","description":"\u003cp\u003e\u003cstrong\u003e1 Biomarker | Venous or Capillary Blood Test | UKAS-accredited laboratory\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eHolotranscobalamin, the fraction of vitamin B12 your cells can actually use. Designed for people investigating fatigue or neurological symptoms who want a more sensitive measure than total B12, this test gives you a clear laboratory result alongside the reference range so you can see exactly where you sit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eResults are typically available within 2 working days from when your sample reaches the laboratory (excluding weekends and bank holidays).\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDoctor's comments are optional on individual markers. Add them for £15.00 at checkout, or your result is issued as a laboratory report showing your value alongside the reference range.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eA laboratory result is not a diagnosis. If you have urgent or worrying symptoms, contact your GP or call 111. In an emergency call 999.\u003c\/em\u003e\u003c\/p\u003e","brand":"Nuvivo Health","offers":[{"title":"Finger-prick kit at home \/ Laboratory report only","offer_id":54428033974605,"sku":"NUV-AB12-FPK","price":39.0,"currency_code":"GBP","in_stock":true},{"title":"Finger-prick kit at home \/ Add doctor's comments (+£15.00)","offer_id":54428034007373,"sku":"NUV-AB12-FPK-DC","price":54.0,"currency_code":"GBP","in_stock":true},{"title":"Venous draw at our Livingston clinic \/ Laboratory report only","offer_id":54428034040141,"sku":"NUV-AB12-LIV","price":39.0,"currency_code":"GBP","in_stock":true},{"title":"Venous draw at our Livingston clinic \/ Add doctor's comments (+£15.00)","offer_id":54428034072909,"sku":"NUV-AB12-LIV-DC","price":54.0,"currency_code":"GBP","in_stock":true},{"title":"Self-arrange professional collection \/ Laboratory report only","offer_id":54428034105677,"sku":"NUV-AB12-SELF","price":39.0,"currency_code":"GBP","in_stock":true},{"title":"Self-arrange professional collection \/ Add doctor's comments (+£15.00)","offer_id":54428034138445,"sku":"NUV-AB12-SELF-DC","price":54.0,"currency_code":"GBP","in_stock":true},{"title":"Partner clinic visit (+£35.00) \/ Laboratory report only","offer_id":54428034171213,"sku":"NUV-AB12-PTR","price":74.0,"currency_code":"GBP","in_stock":true},{"title":"Partner clinic visit (+£35.00) \/ Add doctor's comments (+£15.00)","offer_id":54428034203981,"sku":"NUV-AB12-PTR-DC","price":89.0,"currency_code":"GBP","in_stock":true},{"title":"Nurse home visit (+£63.00) \/ Laboratory report only","offer_id":54428034236749,"sku":"NUV-AB12-NHV","price":102.0,"currency_code":"GBP","in_stock":true},{"title":"Nurse home visit (+£63.00) \/ Add doctor's comments (+£15.00)","offer_id":54428034269517,"sku":"NUV-AB12-NHV-DC","price":117.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/8953\/3261\/files\/ActiveB12BloodTest.png?v=1785757911","url":"https:\/\/nuvivo.co.uk\/products\/active-b12-blood-test","provider":"Nuvivo Health – Private Blood Tests | In Clinic \u0026 Home Tests","version":"1.0","type":"link"}