Diet and Epigenetics

Diet and Epigenetics

by Deleted user -
Number of replies: 5

For the most part, I eat pretty healthy but I have a lot of cravings. I crave sweets all the time but if I don't eat sweets for like a week then I don't really crave. My cravings sometimes revolve around my emotion so if i'm happy or sad I love anything sweet but if i'm stressed out, I tend to go towards salty food. I never have craved anything salty before unless I am stressed out. The thing that I mostly crave is chocolate. My twin brother and oldest brother are the same as me, they crave craves sweets all the time like chocolate and ice-cream. My dad and step brother crave salty stuff like french fries and potato chips. My mom honestly craves salty and sweet at the same time. She can be in the mood for bread and then 10 minutes later need something sweet. I wouldn't say that my family is addicted to their cravings or can't over power their cravings, they just eat it when they want to. 

According to Renee Morad, a writer for the Scientific American, she says, "Epigenetics impacts cell differentiation and shapes how cells function in the long term, making it vital to understanding how nutrition during pregnancy may impact multiple generations" (Morad). Since my mom craves sweets, that could explain why her three children crave sweets. She could have fed us sweets as infants which would have been in our infant gut microbiota, influencing our body fat later in life as well as our cravings. 

I don't think what I eat now could affect my children in the future because of my diet, exercise, environment, and mood can and will effect my gene expression (Morad). I do believe that what I eat while I am pregnant will for sure affect my offspring.  In a study conducted at the German Research Center for Environmental Health in 2016, "genetically identical mice that consumed a high-fat diet were more likely to produce obese offspring with impaired glucose tolerance, an early sign of type 2 diabetes" (Morad). In order to protect myself from future addictions and disease, I need to continue to exercise regularly and not consume my cravings every single day, but I believe it is more than okay to eat what I crave and not feel like I am affecting my future biological children.  

I believe alcohol can always cause damage to the consumer and the consumers future children. Dan Robitzski, a writer for Neoscope, says that, "Children of dads who drank three months before conception had a 44 percent increased relative risk of congenital heart defects compared to those of dads who stayed sober" (Robitzski). Drinking even before conception can affect the offspring's hypothalamus and the on-off switches of multiple genes. Knowing this will definitely affect my decision for drinking. 


Morad, R. (n.d.). How Diet Can Change Your DNA. Retrieved from https://www.scientificamerican.com/custom-media/science-for-life/how-diet-can-change-your-dna/ 

Robitzski, D. (2019, October 9). Dads drinking before conception may cause heart defects in babies. Retrieved from https://futurism.com/neoscope/dads-drinking-conception-heart-defects-babies 

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In reply to Deleted user

Re: Diet and Epigenetics

by Deleted user -
Hi, Elizabeth! I agree with you that alcohol can have major problems in a fetus, especially if alcohol is consumed during the pregnancy which leads to fetal alcohol syndrome. I think it would be best for partners to limit alcohol consumption if they are trying to conceive just to be safe, it also may make conception easier. I agree with you that it is important to exercise and have a well-balanced diet but not worry too much about having cravings because it is perfectly normal for us to have those. I think there are a couple of other factors that could be important to note at why you are your siblings crave sweets, she could have given you sweets as reward which made not only your gut biome adjusted to sweets but you may have a physiological connection to sweets.

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In reply to Deleted user

Re: Diet and Epigenetics

by Deleted user -
Hey, I completely agree with the fact that drinking alcohol during a pregnancy is very bad for the child. I have never really thought about how much drinking before the pregnancy could affect the fetus. I have always heard that the average human can metabolize 1 - 2 oz. of alcohol every hour, so I find is fascinating that the paternal parent could have such a large effect on the fetus by drinking 3 months before conception. I also agree with the idea that what you eat now will not have an effect on your children, but what is consumed during pregnancy can have an effect. I really enjoyed reading your forum!

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In reply to Deleted user

Re: Diet and Epigenetics

by Deleted user -
Hey Elizabeth! I hope I get to see you soon, because I miss you so much! Your post was so insightful and informative. The rat experiment was very interesting to read about. Also, I have similar food cravings to my family too. I wonder if that is all a result of our parents passing their gut biome to us. Have you read about any more studies that could suggest that is the reasoning for our cravings? Learning more about how alcohol affects one’s health is so interesting and changes my views about it too. How much do you think exercising regularly impacts epigenetic tagging?

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In reply to Deleted user

Re: Diet and Epigenetics

by Deleted user -
Hey Elizabeth,
I think it is interesting how you brought up your mood and how it affects what type of food you are craving. I don't really crave sweets and could honestly live without them, but every now and then I will want chocolate but it has to be dark chocolate. I liked how you compared your food cravings with your twin brothers because yall have similar genes and DNA, so you would expect to have the similar food cravings. I also agree that what you consume when you are pregnant will affect your offspring. I think it is good to exercise everyday, it is good for your health all around and I think exercise can help a person live a longer healthier life.

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In reply to Deleted user

Re: Diet and Epigenetics

by Deleted user -
Hey Elizabeth!
We share the same cravings, and I also thought it was cool how you noted that for your family sweets are more of a guilty pleasure rather than an addiction. I love how you also mentioned how those cravings are not only normal but should be indulged every now and again. I thought your point about how alcohol consumption can affect the process of trying to have children or even during pregnancy. As I was reading through some of the responses to your forum, I thought Evie’s point was cool and worth highlighting! I agree that your siblings’ (and anyone else) cravings for sweets could be attributed to them being part of a reward system as kids rather than just a physiological connection.

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