FAQs
Is ProLon gluten-free?
ProLon is free of gluten-containing ingredients. Any individual with a medical condition (such as Celiac Disease) should consult and work with their health care team to establish suitability. ProLon is composed of various different food items, which are gluten-free. L-Nutra works with suppliers that meet or exceed cGMPs (current Good Manufacturing Practices), however cross-contact can still occur at the manufacturing facility. If you have a concern, please review the ingredients label or take the label and have a discussion with your healthcare provider. Read more...
Does ProLon® contain gluten or ingredients from Genetically Modified Organisms (GMOs)?
L-Nutra is working to ensure all of our products are and remain GMO-free. Please read nutrition information for more on potential food allergens. Read more...
Is there soy in ProLon?
ProLon is not formulated or designed with soy ingredients with the exception of the soy lecithin found in the Algal Oil soft gel. Read more...
Is ProLon manufactured in facilities which also process soy?
There is no soy in the product in the US market. Some of the ProLon foods are manufactured in facilities which process other foods containing soy. However, these facilities follow or exceed the current Good Manufacturing Practices (cGMPs) which ensure there are allergen control programs in place. For a full list of potential food allergens, see the nutritional labeling. Read more...
Are the foods sweetened with Stevia?
No, ProLon does not contain Stevia. Read more...
Can eating nutritional yeast give you brain fog?
There are several different factors that contribute to brain fog during fasting or FMD, and many people experience it at some point during any low-calorie or ketogenic diet. The nutritional yeast in the diet is glutamic acid, and is used for flavor and texture, in addition to playing a vital role in your nervous system. There is no medical research demonstrating true allergies to glutamic acid, and more research is needed, but for those who are sensitive to glutamate or MSG, the consensus is that the small quantity of glutamic... Read more...
Is there wheat in the product?
ProLon is not formulated or designed with any ingredients containing wheat, but some of the products are made in places that also process wheat. If you have a severe allergy to wheat, please consult with your healthcare professional and read the label of each item to determine which ones may be safe to consume. See the nutritional labels for more complete information on potential food allergens.   Read more...
Is the gelatin capsule vegan?
The gelatin capsule is vegan. At this time are currently transitioning so the capsule also contains only vegan ingredients. Read more...
Is ProLon certified as Halal?
Yes, ProLon is certified as halal. Read more...
Is ProLon kosher?
We are currently working on kosher certification for ProLon. Read more...
Is ProLon suitable for vegans or vegetarians?
Soups in both versions of ProLon, both Original and Soup Variety 2, are suitable for vegetarians. The L-Bar, which is consumed daily as part of the ProLon program, contains honey, which may not be suitable for vegans. We are currently transitioning ingredients in our NR-1 supplement to be both vegetarian and vegan, but it is currently only vegetarian. Soups in both versions of ProLon, both Original and Soup Variety 2, are suitable for vegetarians. The L-Bar, which is consumed daily as part of the ProLon program, contains honey, which may... Read more...
Are the nuts and grains sprouted?
No. Read more...