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The Slow COMT ROADMAP
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The Slow COMT Roadmap
Dear Slow COMTer,
The goal of this roadmap is to give you the most direct, straightforward, actionable slow COMT plan possible.
If you've already run genetic testing (like 23andMe or AncestryDNA), you may want to confirm that you're carrying the COMT V158M variant, especially the homozygous (Val/Val) or heterozygous (Val/Met) form, though the latter is less of a concern unless you have symptoms associated with slow COMT.
This roadmap assumes you do, and that you’ve either seen classic symptoms

How to Prevent Cataracts: A Biochemically Precise, Evidence-Based Guide
Cataracts are Ubiquitous, But Not Inevitable
Cataracts are, by far, the number one cause of blindness globally.
According to the World Health Organization, around 94 million people are affected by cataracts, and in the USA, around 70% of people over age 75 have cataracts.
Getting cataracts is extremely likely. But this overwhelming likelihood does not mean that one must resign oneself to such inevitability. It is possible to delay (and sometimes prevent—over the course of a normal human lifespan) significant cataract development.
But doing so requires targeted effort (and I do mean real effort), far beyond the usual “wear sunglasses and hope for the best.”

When Prenatal B6 Backfires: How Morning Sickness Supplements Can Paradoxically Make You More Tired
70–80% of pregnant women experience the nausea and/or vomiting of morning sickness, with the severe form—hyperemesis gravidarum—affecting as many as 1 in 50.
B6 is very commonly prescribed worldwide for such morning sickness. It’s considered by many doctors and regulatory agencies to be the first-line agent, often prescribed as a mixed B6 + doxylamine and in dosages often up to 100 mg per day total.
ACOG, for example—a major medical regulatory agency—recommends 10-25 mg B6 three to four times daily, taking you close to that 100 mg per day.
That’s a lot of B6.

Which Form of B6 Do You Need? A Simple At-Home Test
I want to start this article by immediately making it clear that not everyone requires supplemental B6. This is a very common mistake—and not an innocent one either.
Taking B6 when you don’t need it can lead to “toxicity” symptoms (for the record, I don’t agree with the mainstream understanding of B6 “toxicity” and absolutely believe it can be reversed much more quickly and effectively than by simply “waiting it out” and supporting hydration/vasodilation—the prevailing approach—but that’s another story).
Those “toxicity” symptoms generally begin as neuropathy, like the kind you get with diabetes: tingling in your toes and so on.
But some people absolutely do need B6 supplementation…

Are Your Supplements Really Causing Cancer?—Taurine on Trial
“Common Ingredient in Energy Drinks May Increase Risk of Cancer”
”Ingredient in Energy Drinks Linked to Blood Cancer Risk”
You’ll have seen popular new outlets blaring these titles over the last several days. I’d like my readers to know that these titles are entirely misleading and potentially even harmful.
Yet another article is titled:
“This popular drink may increase the risk of blood cancer, warn doctors”
I, for one, am not of those “doctors.”

What Medicine Has Forgotten…
Something's been on my mind lately, and I wanted to share it with you all:
What is it that really plagues the medical field today? What makes the medical field so endlessly incapable of truly healing, rather than just keeping people locked into a self-perpetuating system?

Trapped Neurotransmitters: How Iron Deficiency Overloads a Slow COMT Brain
Why Anxiety, Insomnia, and Fatigue May Come from Hidden Iron-Based Catecholamine Overload: “Wired but Tired” Syndrome.
A surprisingly common scenario these days: anxiety, poor sleep, feeling overstimulated yet exhausted, "wired but tired," and daytime fatigue despite restless nights.

How Zinc Might Fix BOTH Your Sleeplessness AND Your Sleepiness
Sleep is undoubtedly one of those lingering mystery of modern science. It’s tempting to say that it’s one those “last frontiers”—i.e. those things that we still don’t really understand, despite how much we apparently know—like the trenches of the ocean, or deep outer space…
But, of course, that’s not true.

You’re Probably Taking Methylfolate Incorrectly. What To Do Instead:
Methylfolate has dramatically increased in popularity over the past few years. While most multivitamins and B-complex supplements used to contain only folic acid—the synthetic and potentially harmful form that I strongly discourage—many brands now include the so-called "methylated" form of folate instead. This shift is largely driven by the skyrocketing interest in MTHFR gene testing and the assumption that methylfolate is always better.
But is it really?

Why I DO NOT Recommend Multivitamins—The Case of Copper
Multivitamin supplementation is extremely common. Probably somewhere around one in three U.S. adults takes some form of multivitamin on a regular basis, hoping to improve their health. That hope is often directed toward reducing the risk of disease—namely chronic illnesses like Alzheimer’s disease, heart disease, and so on—or simply improving day-to-day functioning (i.e., “feeling better”).
The problem is: I do not recommend multivitamin supplementation for the vast majority of people—for the vast majority of multivitamin formulations on the market.

Slow COMT in the Context of Sulfur Intolerance
Managing slow COMT variants requires a tailored mix of (balanced) methylation-supporting strategies, neurotransmitter-modulating strategies, and so on. However, these measures may at times clash with those required for the management of sulfur intolerances.

COMT and Protein — The Ultimate Guide to Optimizing Your Protein Intake for Your COMT Variant
Starting with the most general question—i.e. how much protein should someone with slow or fast COMT function consume—my answer is pretty straightforward…

What Supplements Should You Take if You Have a COMT Mutation?
Generally speaking, if you have a “mutation” in this gene, what that really means is that you have an under-functioning polymorphism that is less effective at breaking down dopamine, estrogen, and other metabolites…

Supplements to Avoid with a Slow COMT
As you may remember from our previous articles, catechol-O-methyltransferase (COMT) is an enzyme that breaks down catecholamines (most relevantly, dopamine), undesirable forms of estrogen, and other toxic substances in the body…

Why ‘Natural’ *Is* Actually Better
There is a society-level push to distance humans from human nature.
Consider the claim commonly made by health influencers and media pundits that “just because something is ‘natural’ it doesn’t mean that it’s ‘better.’”
Then just look at the sheer number of articles written…

Why You Probably Should Not Take SAMe
SAMe is found in virtually every single cell in your body.
It’s involved in producing neurotransmitters like serotonin and dopamine, detoxifying the liver from toxins and alcohol, supporting the gut-brain connection, and even regulating the expression of your own genetic code.

What Supplements Should You Take if You Have a CBS Mutation?
The CBS gene is an incredibly important gene that can affects things like your mood, perceived energy levels, susceptibility to heart disease and cancer, your ability to tolerate high protein diets, and a lot more.

What Supplements Should You Take If You Have a MAT1A Mutation?
The MAT1A gene doesn’t get much attention in the methylation world. In fact, many “methylation tests” don’t even test for your MAT1A variant—instead, they just focus on five genes: MTHFR, MTR, MTRR, AHCY, and COMT.
But that’s a big loss, as the MAT1A is actually highly important to your ability to properly methylate.
In fact, MAT1A is arguably the gene with the most direct impact on methylation.

Your Complete Guide to Magnesium Supplementation
Most people do need to supplement magnesium. The magnesium content of our fruits and vegetables has declined dramatically over the last several decades, and that’s a very bad thing. Magnesium is involved in facilitating hundreds of enzymatic reactions in the body...

The Most Important Blood Test Your Doctor Probably Never Orders
Doctors are notorious for being pretty temperate in their lab ordering: A CBC (blood count), CMP (kidney and liver markers), TSH (thyroid), A1C (diabetes screening), Lipid Panel (heart disease risk screening), and maybe a Vitamin D/B12 level are pretty much all that most doctors routinely order.