{"product_id":"cystatin-c-blood-test","title":"Cystatin C Blood Test","description":"\u003cp\u003eHas a previous kidney test shown a low or borderline eGFR, but you take creatine, train intensely, or have a high muscle mass?\u003c\/p\u003e\n\u003cp\u003eStandard kidney tests usually estimate kidney function using creatinine, which can be affected by muscle mass, exercise, and creatine supplements. This advanced test uses cystatin C instead, giving you another estimate of how well your kidneys are working when a creatinine-based result may be misleading.\u003c\/p\u003e","brand":"Medichecks","offers":[{"title":"Default Title","offer_id":62302551605635,"sku":"M307","price":149.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0650\/8173\/7453\/files\/coeliac-blood-test-262576.jpg?v=1770128175","url":"https:\/\/www.medichecks.com\/products\/cystatin-c-blood-test","provider":"Medichecks","version":"1.0","type":"link"}