Intriguing Genes: Do you taste what I taste?

Ever wonder why some people don’t like Brussel sprouts or strong, dark coffee?  I love a good, dark roast, cup of coffee, and Brussel sprouts and cabbage taste great.  It turns out that I can’t taste the bitter compound in them, but the majority of people…

Lactose Intolerance: The genetics of not producing lactase

Are you a milk drinker? Does pouring a cold glass of milk sounds good? Your genes control whether you are likely to produce lactase as an adult, and it is easy to check your 23andMe or other genetic data to see if you are likely…

Intriguing Genes: Differences in how we smell things

Learning about genetics has given me a new perspective on so many different subjects.  For example, seeing first-hand how much of a difference the right vitamins and minerals make in a person’s mood due to changes in their neurotransmitter balance has made me much…

Digesting Carbohydrates: Amylase variants

Carbohydrate digestion begins in the mouth with an enzyme called amylase.  Saliva mixes with your food as you chew it, and the amylase in saliva begins breaking down carbohydrates into simple sugars.  Amylase is also produced by the pancreas and used for further breaking…

Increased Inflammation and IL-17A Genetic Variants

Articles about ‘inflammation’ seem to be everywhere these days, and inflammation seems to be blamed for everything from heart disease to mood disorders to obesity. But how does this somewhat nebulous idea of too much inflammation tie into our genes?  It seems that some…

Color TV has made us fat: melatonin, genetics, and light at night

Color TV has made us fat! Nope, not just because of the commercials advertising Taco Bell at night nor the fact that we are laying on our couches watching those commercials.  The flickering blue light that can be seen each evening pouring out of…

‘MTHFR Coffee’ with Eggs and Kale for Breakfast

Quick post this morning to recommend a good podcast to anyone looking into MTHFR variants.  Chris Masterjohn put out a well balanced and well-researched podcast a few weeks ago titled Living with MTHFR.  For those of you who don’t have two hours to listen…

Saturated Fat and Your Genes

There has been a decades-long debate about which type of fat is best: saturated fat or polyunsaturated fat. Those in the paleo and ketogenic world are quick to tout the benefits of saturated fat; the American Heart Association promotes polyunsaturated fats[ref]. And most people…

Too much of a good thing: Mushrooms intolerance and your genes

I love mushrooms and can eat them in abundance – especially sauteed in a little butter with some salt sprinkled on them!  Yum!  So I was fascinated to read a study that linked mushrooms, a certain gene variant, and Crohn’s disease symptoms. The study, Mushroom…

Carbohydrate metabolism: Your genes play a role in insulin and blood glucose levels

Sometimes the things that everyone seems to accept as gospel don’t always hold true when researchers actually look into them, especially in regards to nutrition. Take the glycemic index for example: Around since the 1980’s, accepted dogma holds that white bread will very quickly…