GLP-1 Weight Loss Drugs Cause Nutrient Deficiencies
As millions of adults now use GLP-1 receptor medications long-term, understanding the nutritional trade-offs has become increasingly important.
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As millions of adults now use GLP-1 receptor medications long-term, understanding the nutritional trade-offs has become increasingly important.
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Feeling "tired but wired"? If persistent fatigue, brain fog, and stress are becoming your new normal, your HPA axis might be out of sync. Dr. Stengler dives into the world of adrenal dysfunction, breaking down the signs conventional medicine often misses and offering a natural roadmap to reclaiming your energy and resilience.
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Constipation is more than just an inconvenience—it’s often a sign your digestive system needs support. In this article, Dr. Mark Stengler explains the common causes of constipation and shares effective natural strategies, including diet, hydration, exercise, and targeted supplements, to restore healthy, regular bowel function.
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Menopause doesn’t have to mean discomfort and disruption. In this article, Dr. Mark Stengler shares better, evidence-based solutions—from diet and lifestyle changes to targeted supplements and bioidentical hormones—to help women navigate menopause naturally while maintaining energy, balance, and quality of life.
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Weight loss is primarily driven by diet—especially whole, minimally processed foods—while exercise enhances results. Key factors include high fiber intake, caloric restriction or intermittent fasting, hormonal balance, and minimizing exposure to obesogenic toxins. Sustainable, individualized habits and social support are crucial for long-term success.
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Brittle, peeling nails aren’t just cosmetic—they can signal deeper issues like nutrient deficiencies, hormone imbalances, or poor absorption. In this article, Dr. Mark Stengler explains the root causes of brittle nails and shares proven nutritional and natural strategies to restore stronger, healthier nail growth from the inside out.
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Macular degeneration is a leading cause of vision loss—but your diet and lifestyle can play a powerful role in protecting your eyesight. In this article, Dr. Mark Stengler explains how key nutrients, antioxidant-rich foods, and targeted supplements can help support retinal health, reduce oxidative damage, and slow the progression of AMD naturally.
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Struggling with insomnia or restless nights? Sleep is far more than “rest” — it’s a highly coordinated biological process essential for hormone balance, metabolism, immune strength, memory, and emotional health. In this comprehensive guide, Dr. Mark Stengler explains how sleep really works, why it breaks down, and the proven natural strategies — from lifestyle changes to targeted supplements — that can help you restore deep, restorative sleep.
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Stubborn belly fat is not just a cosmetic issue — it is one of the strongest drivers of insulin resistance, type 2 diabetes, and heart disease.
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Public trust in science and medicine has collapsed in recent years, and much of that skepticism is backed by real evidence. In this video, I walk through documented cases of research fraud, retracted studies, pharmaceutical funding bias, misleading antidepressant data, controversial COVID-era publications, and headline-making vitamin studies that fall apart under scrutiny. This evidence-based breakdown will help you become a more critical reader of medical research.
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Could fasting around your chemotherapy infusion actually help the treatment work better and reduce side effects? In this video, I break down the science of differential stress resistance, the leading fasting protocols being studied, and the most recent clinical trial data, including the major 2026 ovarian cancer study. If you or a loved one is going through chemotherapy, this evidence-based overview will help you understand what the research really says about integrative cancer support.
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The ketogenic diet has been used for nearly a century, but is it right for you? In this video, I cover what the keto diet actually is, the foods to eat and avoid, the conditions it has been studied for, including epilepsy, type 2 diabetes, fatty liver, and weight loss, the side effects to watch for, and the key nutrients you may need to supplement. If you're considering keto, this evidence-based breakdown will help you decide.
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GLP-1 drugs like Ozempic, Wegovy, and Mounjaro can deliver impressive weight loss, but most patients are never told what these medications do to their nutrition. In this video, I break down the latest research showing how more than 1 in 5 users develop a nutritional deficiency within a year, which nutrients are most at risk, and the proactive steps to protect your muscle, bone, and metabolic health while on these drugs.
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Magnesium deficiency is one of the most overlooked health issues in modern medicine. In this video, I walk through what magnesium does in the body, the most common reasons your levels run low, including everyday medications, and the 7 warning signs your body uses to tell you something is off. If you struggle with muscle cramps, fatigue, anxiety, poor sleep, or migraines, this evidence-based guide will help you understand what may really be going on.
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Most B12 supplements on the shelf are the wrong form for your body. In this video, I break down what vitamin B12 actually does, why deficiency is so commonly missed, and which forms of cobalamin work best for absorption, brain health, and nerve function. Whether you're on metformin, taking a PPI, vegan, or over 50, this evidence-based guide will help you choose the right B12 for real results.
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A sluggish thyroid can drain your energy, slow your metabolism, and trigger a long list of symptoms. In this video, I review the 8 essential nutrients your thyroid gland needs to function optimally, the best food sources for each, and why the Mediterranean diet supports healthy thyroid hormone production. If you're dealing with hypothyroidism or low T3, this guide will help you eat your way back to better thyroid health.
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NMN supplements are gaining attention for their role in cellular energy and healthy aging. In this video, I break down what nicotinamide mononucleotide actually does in the body, how it supports NAD levels, and what the latest clinical research shows about its safety, anti-aging benefits, and impact on physical performance. If you're exploring NMN for energy, longevity, or recovery, this evidence-based overview will help you understand the science behind the supplement.
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Most people with high blood pressure are never told what is actually causing it. This video covers the root causes of hypertension and every natural, evidence-based solution to lower blood pressure without relying solely on medication. From dietary changes and lifestyle interventions to naturopathic treatments and targeted supplementation, this is what you need to know about managing hypertension naturally.
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Focusing on improving his patients’ overall health and well-being rather than specific symptoms, Dr. Mark Stengler, NMD delivers lasting results.





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