Due to my father’s ill-health, I’m in the US at the moment. I am available for teleconsultations for patients anywhere in the world (including New Zealand).
Please visit my new website to learn more
Please schedule here for a free 15-minute teleconsult

NZ-based clients still have full access to laboratory tests, which are seamlessly handled within NZ. All supplements and lab kits are dropshipped from Napier. All lab samples are returned seamlessly in pre-paid courier bags back to Napier, even during lockdowns. Labs are considered essential services.

Fitgenes Carb Choice Logo

How to determine your unique diet:

Click to play the video (<40 seconds long).

To buy your CarbChoice test, click here.

Learn how your body metabolises and tolerates starch in carbohydrates through genetic profiling.

Fitgenes Carb Choice gene profile can assist and will reveal whether you have:

Low Activity Starch Processing

Carb Choice 1-4Requires lower intake of carbohydrates. If intake too high or wrong type, greater risk of obesity which can lead to insulin resistance and diabetes.


Moderate Starch Processing

Carb Choice 5-8Can tolerate more grains. But if intake too high or wrong type then likelihood of weight issues and related problems.


Higher Tolerance for Starch Processing

Carb Choice 9+Can tolerate higher starch intake from grains and other carbohydrates with less impact on insulin levels.
Less risk of obesity.

Webinar: How to Determine Your Unique Diet

Dr Sam Shay explains the 16 major diet trends, which will work best for you and how the new genetic test call “CarbChoice” by Fitgenes AMY1 testing can help.

How to do the Fitgenes Cheek Swab

https://www.youtube.com/watch?v=en3ZdKd4GL4