FAQs

Medically-Related ·
Can I use ProLon if I am on a low-lectin diet?
Most people who follow a low-lectin diet try to omit lectins entirely, including legumes, nightshade vegetables, and certain grains. ProLon does contain lectins, however we believe the health benefits outweigh the concerns for most people, and most people tolerate ProLon well,...
Medically-Related ·
What if I cannot swallow pills?
While the NR-1 is technically time-release coated, its disintegration time is about 15-20 minutes (that is, while still in the stomach). Because of this, it’s fine to put the NR-1 in the soup, water, or an herbal tea and let...
Medically-Related ·
What if I am on hormone replacement therapy?
We cannot provide medical advice, including whether or not you can or should use ProLon if you are on hormone replacement therapy, or any other therapy, medical treatment, or prescription. If you are on hormone replacement therapy (or any other...
Medically-Related ·
Can fasting help with depression?
The effect of fasting on depression is an area of ongoing research, and there is a lot of interest in this topic. However, there have been no published studies evaluating the impact of ProLon on depression. Please contact your healthcare...
Medically-Related ·
Can ProLon help my microbiome?
The impact of fasting on the gut microbiome is still being evaluated. All currently published data on ProLon and the gut microbiome is preclinical (tested in animals, but not humans yet), so we cannot speculate on the impact it may...
Medically-Related ·
Does ProLon improve “leaky gut”?
ProLon has not been evaluated for its impact on “leaky gut” and we cannot comment on what the outcome may be.
Medically-Related ·
Can I use ProLon if I have a history of kidney stones?
You should discuss this question with your healthcare provider, who may advise against using ProLon, or who may have specific recommendations for you during ProLon use regarding fluid intake and medication adjustments. Note that the quantities of food in ProLon...
Medically-Related ·
Are there any studies of polycystic ovary syndrome (PCOS) and fasting/ProLon?
We do not have any published clinical trial information on PCOS and ProLon use, and cannot make any medical recommendations about the management of PCOS with ProLon at this time. We are looking forward to starting a trial at some...
Medically-Related ·
Can I donate blood with ProLon?
Do not donate blood during or for 2-3 weeks after completing after ProLon. If you have specific questions, please discuss them with your healthcare provider. If you’ve recently donated blood, the body needs time to recover. Please follow any recommendations...
Medically-Related ·
ProLon and medical procedures including surgery and acupuncture.
We do not have any evidence on the effect ProLon can have on the body either pre- or post-surgery of any kind, including cataracts, Lasik, or other surgeries. It is a good general guideline to wait at least 10 days...
Medically-Related ·
Can I get a massage while using ProLon?
ProLon was not tested with massage, so we cannot say for certain what the impact will be.  While some individuals may tolerate gentle massage, we encourage you to avoid intense massage as it may be too strenuous during a prolonged...
Medically-Related ·
Planning vaccines (like flu shot) around ProLon.
For vaccines scheduled in advance, one should not use ProLon in the week prior to the vaccine. For vaccines that are not planned in advance, if the opportunity to receive a vaccine comes up while you happen to be on...
safety-precautions ·
If I have a health condition, can I still do ProLon®?
Although fasting for short periods is safe for most generally healthy people, you should talk to your healthcare provider before beginning any diet or diet program to ensure it is safe and right for you. As stated in the Healthy Start...
general-information · q-006 ·
What is the difference between the definitions of common fasting, physiologic, and molecular (cellular) fasting?
Common Definition: Abstinence from all or some kinds of food and drink. Physiologic Definition: The switch from burning glucose for energy to burning fatty acids and ketones as a main source of fuel. Molecular (Cellular) Definition: The state in which...
general-information · q-015 ·
Planning vaccines (like flu shot) around ProLon.
For vaccines scheduled in advance, one should not use ProLon in the week prior to the vaccine. For vaccines that are not planned in advance, if the opportunity to receive a vaccine comes up while you happen to be on...
Medically-Related ·
What types of blood tests can be done to measure metabolic health?
If you’re only planning to do one cycle of ProLon, you will likely feel (and be able to measure) many of the benefits we advocate such as losing weight while on the fast, improving your relationship with food, feeling more...
tips ·
Top Tips for how to complete the ProLon® Fasting Mimicking Diet®.
Here are our “Top Tips” for how to complete the ProLon® Fasting Mimicking Diet®. Water, Water and More Water. Stay Hydrated. Aim for around 32fl oz (1 liter) of water in addition to the L-drink and all the other fluid...
clinical-trials ·
I want to take part in a clinical trial - can I?
Customers can contact the principal investigator listed for any ongoing clinical trials, if they are interested. The current list of clinical trials can be found at: https://www.l- nutra.com/clinical-trials.
before-the-prolon-5-day-fast ·
Should I restrict calories or "prepare my body" before starting ProLon®?
You don't need to make any long-term, major lifestyle changes before starting the program, which is one of the reasons why it's so popular. Published clinical trials did not include any specific preparatory routines prior to participants starting ProLon. However,...
eating-during-the-prolon-5-day-fast ·
Adding/Additions to the program:
During your ProLon 5-days, we strongly recommend that you “stick to the box” to achieve the same cellular benefits that were demonstrated during our clinical trials. The rigorous testing of ProLon was demonstrated by following our kits as is, and therefore,...
food-sensitivites-and-prolon-ingredients ·
What is the purpose of rice flour in the soups?
Rice flour is a non-gluten thickening agent used to give the soups body and make them more filling.