The body requires the enzyme lactase for digestion of lactose. This enzyme is not sufficiently active in patients with lactose intolerance. Since gene alterations frequently cause lactose intolerance, PGS.lactose focuses on investigation of the responsible gene.
The result informs you whether you have a common genetic form of lactose intolerance. In case your ability to digest lactose is compromised you can take appropriate measures when eating dairy products, e.g. taking lactase tablets .