What Alcohol Does to Your Health & How to Support Your Body After You Quit
One of the most incredible things about the human body is how long it can maintain the appearance of health, even when we're doing things that are actively damaging it.
We can be functioning, working, raising families, exercising, eating well, and seemingly doing just fine - all while drinking alcohol regularly, sometimes for years or even decades.
I know, because I did exactly that.
I'm a Certified Holistic Nutritionist.
For years, I was eating organic, taking supplements, paying attention to ingredients, and helping other people figure out how to improve their health.
And at the same time, I was developing my own drinking problem.
Somehow, I managed to convince myself that all those healthy habits were balancing out the alcohol. And because I wasn't noticeably sick? I figured I was doing alright. The wellness industry as a whole has suffered from this cognitive dissonance with alcohol for a long time - telling people that ‘balance’ is the goal when it comes to this addictive drug. But that’s a conversation for another day.
Here's what I've come to understand though, both through my education and my own experience:
Just because you can't see or feel the damage doesn't mean it isn't happening.
Alcohol affects our health in so many ways, including things happening at a cellular level that we may not recognize until much farther down the road.
And while we can't go back and change the years we spent drinking, we absolutely can make different decisions moving forward.
Talking about this isn’t an attempt to make you feel fearful or overwhelmed about what drinking may have done to your body, but to help you understand what's happening beneath the surface - and what you can do to begin supporting your health once you finally quit drinking.
Because when we know better, we do better🖤
Alcohol and Nutrient Depletion: The Damage We Don't Talk About Enough
We hear a lot about what alcohol does to our liver, our brain, and our risk for certain diseases. But what about the vitamins and minerals our bodies rely on every single day?
One of alcohol's most overlooked effects is the way it interferes with our nutritional health.
Alcohol disrupts the digestion, absorption, storage, and metabolism of essential nutrients.
Which means that even someone eating a relatively healthy diet may still struggle to maintain adequate nutrient levels.
And this matters because vitamins and minerals aren't just something we need to check off a list. They're the literal building blocks our bodies use to produce energy, regulate our nervous system, support our immune health, maintain healthy tissues, and carry out thousands of processes every single day.
When those building blocks are missing, our bodies can't function the way they're designed to.
B Vitamins - Alcohol can have a particularly significant impact on our B vitamins, which play essential roles in energy production, nervous system function, and brain health.
Some of the key B vitamins to understand include:
Thiamine (B1): Important for energy metabolism, nerve function, and heart health. Severe deficiencies can lead to serious neurological complications.
Riboflavin (B2): Supports energy production, healthy vision, and skin health.
Niacin (B3): Involved in energy metabolism and nervous system function.
Pantothenic Acid (B5): Helps the body metabolize nutrients and produce certain hormones.
Pyridoxine (B6): Plays a role in protein metabolism, red blood cell production, and the production of neurotransmitters like serotonin and dopamine.
Vitamin B12: Essential for healthy nerve function, red blood cell production, and brain health.
Folate (B9): Necessary for DNA production, healthy red blood cells, and normal cellular function.
Think about how many of those functions relate directly to the things people struggle with during and after years of drinking: Energy. Mood. Mental clarity. Emotional regulation. Nervous system health.
It's not difficult to understand why I consider nutritional support such an important part of recovery.
Magnesium, Zinc, and Other Essential Minerals - Alcohol can also affect our mineral status, including nutrients that are essential for everyday physical and emotional well-being.
Magnesium is involved in hundreds of processes throughout the body, including muscle function, nervous system regulation, blood sugar balance, and energy production. Inadequate magnesium can contribute to fatigue, muscle cramps, and other symptoms.
Zinc supports immune function, tissue repair, metabolism, and numerous cellular processes.
Potassium is important for muscle function, fluid balance, and healthy nerve signaling.
Calcium supports strong bones and teeth, heart health, and muscle and nerve function.
Iron plays a critical role in oxygen transport and energy. Low iron status can contribute to fatigue and weakness.
And these are only some of the nutrients worth paying attention to.
Vitamin C and Essential Fatty Acids - Vitamin C is another important nutrient to consider. It's a powerful antioxidant that supports immune function, collagen production, iron absorption, tissue health, and dopamine production.
And then there are our essential fatty acids, particularly omega-3s.
Omega-3 fatty acids are important for brain health, heart health, cellular function, and the body's normal inflammatory processes.
These nutrients are part of the foundation our bodies rely on to maintain health, repair tissues, and function at their best. And when alcohol has been part of our lives for years, I believe replenishing and supporting our nutritional health deserves serious attention.
How Nutritional Deficiencies Can Show Up in Everyday Life
Here's where I think this conversation gets particularly interesting. When we think about nutritional deficiencies, we often imagine someone who is visibly malnourished or seriously ill.
But nutrient inadequacies can show up in much more ordinary ways.
Things like:
Persistent fatigue or low energy
Difficulty concentrating or brain fog
Irritability and changes in mood (anxiety, depression, etc)
Muscle cramps or tension
Poor sleep
Weakness or reduced physical stamina
Changes in skin, hair, or nail health
Weight gain, bloating, poor digestion
Hormonal disruptions (PMS, infertility, menopause symptoms)
Of course, these symptoms can have many different causes - but nutrition is one of them, so deserves attention when we're trying to understand why we don't feel our best. Especially after years of drinking.
And this is why I think it's so important that we don't view sobriety as the end of our health journey.
As in, we shouldn’t short change ourselves by thinking quitting drinking is all we need to do to be healthy.
Removing alcohol is a huge first step. It's the biggest, most important step. But it doesn't have to be the last step.
Once we're no longer regularly putting alcohol into our bodies, we have an incredible opportunity to begin nourishing ourselves in ways we may have neglected for years.
Alcohol's Impact on Gut Health -
Just as important as the vitamins and minerals we consume is what happens inside our digestive system. Because taking nutrients in is only part of the equation.
Our bodies also need to be able to digest, absorb, and utilize them.
And alcohol interferes with that process.
One of the areas alcohol can significantly affect is the gut microbiome: the community of bacteria and other microorganisms living in our digestive tract. Our gut contains beneficial bacteria that help support digestion, immune function, and many other aspects of health.
Regular heavy alcohol consumption can disrupt the balance of that microbiome, contribute to inflammation, and affect the integrity of the intestinal lining.
Alcohol can also increase intestinal permeability, sometimes referred to as "leaky gut," which allows substances that would normally remain inside the digestive tract to cross the intestinal barrier more easily.
And because our gut and liver are closely connected, disruptions in gut health can have implications well beyond digestion.
This is one of the reasons I'm so passionate about probiotics and gut health.
A high-quality probiotic can be one tool for supporting a healthy microbiome, alongside nourishing foods and other intentional lifestyle habits. And foods like sauerkraut, kimchi, kefir, and other fermented foods can also be valuable additions to our diets.
The way I think about it is this: we want to replenish the nutrients our bodies need, but we also want to support the digestive environment that helps us make use of those nutrients.
Nutrition and gut health work together. And for someone recovering from years of drinking, I believe both deserve attention.
Removing Alcohol Is Step One. Rebuilding Is Step Two.
One of the things I talk about often in my sobriety work is the importance of changing our lives one step at a time - and that absolutely applies here.
When you're first trying to quit drinking, sometimes simply making it through the day without alcohol requires every ounce of your energy. And that’s ok.
If that's where you are right now, I want you to recognize how important that accomplishment is.
You don't need to overhaul your entire diet, establish a complicated wellness routine, and change every habit in your life overnight. In fact, I strongly discourage that approach.
Because making big, sweeping changes all at once rarely creates the kind of sustainable, long-term transformation we're looking for.
But as sobriety becomes more comfortable and more solid, we can begin looking at other ways to support our health.
And one of the simplest places I believe we can start is with nutrition and supplementation.
Why I Believe Daily Supplementation Is Essential
As a holistic nutritionist, I've spent the last decade studying nutrition and the role it plays in our health.
And one of my strongest convictions is that high-quality daily supplementation is essential - particularly for people healing from years of drinking.
In a perfect world, we'd get everything our bodies need from food. But we don't live in a perfect world. Modern agriculture, soil quality, food processing, storage, and transportation all influence the nutritional quality of the food available to us. And the sad fact is that food today has substantially less nutrients than it did even 50 years ago.
And when we add years of alcohol consumption into the equation, I believe the need to intentionally replenish and support our nutritional health becomes even more important.
This doesn't mean food doesn't matter. Quite the opposite. I'm a huge advocate for a whole-foods diet built around high-quality proteins, healthy fats, organic fruits and vegetables, and minimizing heavily processed foods.
But I don't believe even the healthiest diet eliminates the need for thoughtful supplementation. For me, food and supplements work together.
And when we're talking about rebuilding nutritional health after alcohol, I believe that combination is incredibly powerful.
The Three Supplements I Prioritize
When I teach women about beginning to support their nutritional health in sobriety, I recommend starting with three foundational supplements.
1. A high-quality daily multivitamin and mineral supplement
This provides a broad foundation of essential vitamins and minerals, including many of the nutrients alcohol can interfere with.
2. A high-quality probiotic
Supporting the gut microbiome is an important part of my approach, especially given alcohol's effects on digestion and gut health.
3. An omega-3 supplement
Omega-3 fatty acids play important roles in brain health, heart health, and cellular function, making them another foundational part of my daily routine.
These three supplements are where I like to start because they're simple, but they cover and provide so much.
→ They don't require a complete lifestyle overhaul.
→ They don't require spending hours researching complicated protocols.
They simply create an opportunity to begin supporting the body consistently, one day at a time. And as someone who believes deeply in the importance of sustainable habits, I think that matters.
Your Health After Alcohol Is a Marathon, Not a Sprint
If there's one thing I hope you take away from this conversation, it's that you don't need to figure everything out today.
You don't need to panic about the years you spent drinking. You don't need to become overwhelmed by every possible vitamin deficiency or every way alcohol may have affected your body.
And you certainly don't need to attempt to change your entire life overnight.
The human body is remarkable. And while we can't erase our past, we can make intentional choices today that support our health moving forward.
We can remove alcohol. We can begin eating more nourishing foods. We can make high-quality supplementation part of our daily routine. We can pay attention to our gut health, our sleep, our movement, and the everyday habits that help us feel our best.
And we can do all of that gradually, building one habit upon another.
Because the goal isn't just to stop drinking. The goal is to create a life and a level of health that we genuinely want to protect.
And that's something worth working toward. One day at a time.
A Little More About My Approach to Wellness
My passion for nutrition and whole-body wellness has been part of my life for more than two decades. And it's also what led my husband, Dr. Matt McCabe, and me to create STEAD, our doctor-led wellness brand.
Through STEAD, we're bringing together thoughtfully selected, practitioner-exclusive supplements and practical tools for everyday wellness - rooted in the same philosophy I've shared here: supporting the body, keeping things simple, and making intentional choices for long-term health.
If you'd like to learn more about what simple, sustainable health looks like for us, you can visit STEAD at www.thesteadco.com And as a little thank-you to this sober community, I've created an exclusive offer just for you. If you'd like to explore STEAD, you can use code SOBER for 10% off your order.
No pressure, of course. Just a little something from me to you.
xx -
Shannon