Leah McGrath, RD, LDN

Leah McGrath, RD, LDN

Registered Dietitian Nutritionist

Leah McGrath is a Registered Dietitian Nutritionist whose background includes retail dietetics, public health and serving as a dietitian in the U.S. Army. Leah is the creator and administrator of BuildUP Dietitians (on Facebook and Twitter), an initiative to encourage dietitians to #stand4science and connect them with science-based resources and information. Leah is passionate about helping provide information to consumers about farming and agriculture and considers herself and #agvocate.

From this Expert

Posted on: May 6, 2018
Response from Leah McGrath, RD, LDN, Registered Dietitian Nutritionist • May 18, 2018
The UPC (Universal Product Code) is a barcode (which has numbers beneath it) which identifies the product and the manufacturer. I think you may be thinking of the PLU (Price Look Up) code which is the 4 or 5 digit number on produce used to link a price with an item. The PLU code is a voluntary program that assigns numbers to produce items, this helps cashiers identify the correct price for a produce item. Growers/Packers can use the number "9" prefix to this 4-digit numeric code to... Read More
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Posted on: February 28, 2018
Response from Leah McGrath, RD, LDN, Registered Dietitian Nutritionist • August 13, 2018
Some companies do voluntarily have statements that products have ingredients sourced from crops grown from genetically engineered seeds. Some examples are statements like, “Produced with genetic engineering” or “Partially Produced with Genetic Engineering” that appear under the list of ingredients. 
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Posted on: August 18, 2017
Response from Leah McGrath, RD, LDN, Registered Dietitian Nutritionist • September 13, 2017
Vitamins can be made from natural or synthetic substances and can also involve the use of bacteria, some of this can be derived from genetically engineered substances. Find more information here.   In order for a supplement to be "non-GMO" the manufacturer or brand that uses the vitamins would have to be able to trace multiple aspects of how the vitamins are made. If the supplement manufacturer elects to use "non-GMO" sources and label... Read More
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No Studies were Found.