The Low Dose Collagen for Skin, Hair and Nails - Part 2
Dear Friends, Today, I’m sharing Part 2 of my interview with Jocelyn Bérubé, who is the Executive Vice President for Scientific and Regulatory Affa...
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Ep. 140 - The Nutrient That Decides Where Your Calcium Goes
Most people meet vitamin K2 through bone health. The less known story is what it does for your arteries. Subscribe for science-backed heal...
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The Low Dose Collagen for Skin, Joints, and Hair - Part 1
Dear Friends, Collagen can be a confusing supplement topic and is often misunderstood. To help answer some common questions and explore an exciting...
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Ep. 139 - 8 Magnesium Types in 1 Capsule? Here's What You're Really Getting
Some magnesium supplements look impressive on the label — especially those claiming large amounts of magnesium from a “complex” of multiple for...
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Calming Energy: The Missing Link Between Focus and Stress
Dear Friends, Whether we realize it or not, stress is something most of us feel every day. We’re constantly being pulled in different directions. E...
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Ep. 138 - The Joint Ingredient Most People Overlook (It's Inside an Eggshell)
Many people reach for glucosamine or chondroitin when they think about joint supplements. The ingredient with some of the strongest human resea...
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Magnesium Glycinate vs. Bisglycinate: What Supplement Companies Don’t Tell You
Dear Friends, In this letter we’re tackling a magnesium topic that confuses a lot of people —the difference between magnesium glycinate and magnesi...
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New Study on Biotin & Silica for Hair
Dear Friends, Hair thinning and excess shedding are concerns that affect millions of people. While genetics certainly play a role, nutrition also h...
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Ep. 137 - The Truth About Amla: Why Hair Isn't the Main Story
Amla is everywhere in haircare right now—but what does the science actually support? Carl Pradelli breaks down what this trending ingredient do...
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How Ubiquinol Helps Brain, Bone & Muscle Health
Dear Friends, In my last Letter, we focused on how ubiquinol — the active form of CoQ10 — supports heart health. We reviewed how the heart beats a...
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Ep. 136 - Why Bone Health Support Should Start Earlier Than You Think
Most women don't think about bone health until their 60s or 70s — and by then, bone loss can already be well underway. In this episode, Carl Pr...
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Ep. 135 - Why Taking Collagen Alone Isn't Enough (And the 5 Nutrients Most People Miss)
Collagen is the most abundant structural protein in the human body, and it holds together everything from skin and cartilage to tendons, ligame...
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4 Ways Ubiquinol Supports Heart Health
Dear Friends, When it comes to heart health, we’re often reminded to think about cholesterol, blood pressure, and exercise. All very important. Tod...
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Omega-3 Blood Levels Matter for Brain Health
Dear Friends, A few months ago, I wrote a letter on omega-3s and brain health where we reviewed how important EPA and DHA are for the structure and...
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Ep. 134 - Turmeric and Curcumin Are Not the Same Thing
Turmeric is one of the most popular supplements for joint comfort, healthy aging, and a healthy inflammation response. But here’s the problem: ...
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New Resveratrol Study: More Youthful Looking Skin
Dear Friends, Resveratrol has been discussed for years in the context of healthy aging, heart health, and longevity. Most of that conversation has ...
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Ep. 133 - Calming Energy: How to Stay Focused Without Caffeine Crashes
Struggling to stay focused without reaching for another cup of coffee? Carl Pradelli, CEO and Co-Founder of NatureCity, explains why stimulation...
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Longevity Supplements: Why the Basics Still Matter Most
Dear Friends, Longevity has become one of the hottest topics in nutrition and wellness. Everywhere you look, there’s a new supplement promising to ...
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Stress Is Doing More Damage Than You Think
Published in recognition of National Stress Awareness Month | April 2026 Most people think of stress as something mental. A feeling. A mood. Some...
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Coffee, Tea and Bone Health UPDATE
Dear Friends, Last year, we tackled a hot question: Is caffeine ruining your bones? And I shared the good news that, for most people, moderate cof...
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Ep. 132 - Magnesium Bisglycinate Chelate vs. Glycinate: What You’re Not Being Told
Is your magnesium supplement actually what it claims to be? Carl Pradelli, CEO and Co-Founder of NatureCity, breaks down the critical diffe...
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How Levagen+ PEA Helps Joints, Sleep, Stress & More
Dear Friends, Today we’re diving into an ingredient that does a lot of heavy lifting when it comes to joint comfort, muscle recovery, and daily res...
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Ep. 131 - Biotin and Silica for Hair: New Study Shows Real Results
Hair thinning and excess shedding are common concerns — but can targeted nutrition help? In this episode of the NatureCity Podcast, Carl Prade...
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Don’t Overlook Ceramides for Hair & Skin
Dear Friends, Other nutritional compounds like collagen and keratin get more attention – and we love them too – but today we’ll review why taking a...
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Ep. 130 - Beyond Heart Health: Ubiquinol Supports Brain, Muscle & Bone Health Too
Your body runs on cellular energy, and your cells constantly need to produce new energy. In the last episode, we explored how ubiquinol, the ac...
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54% of Berberine Supplements Failed the Test
Dear Friends, Over the last year, several of my letters have provided suggestions on how to pick quality supplements and avoid fraudulent products....
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Is Melatonin Dangerous?
Dear Friends, You may have seen the recent report about a study sponsored by the American Heart Association that found long term use of melatonin b...
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Ep. 129 - Your Heart Stores Only 10 Seconds of Energy — Why Ubiquinol Matters
Your heart beats 100,000 times a day and pumps up to 10 tons of blood — but most people never think about the energy it takes to keep it going....
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How the Powerful DE111 Probiotic Can Help You
Dear Friends, When we discuss probiotics and gut health, it’s worth reminding ourselves the human gut contains about 100 trillion bacteria. That’s ...
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Ep. 128 - Astaxanthin Update: Vision, Skin, Muscle Recovery & Emerging Brain Health Research
In this episode of the NatureCity Podcast, host and supplement expert Carl Pradelli welcomes back Dr. Karen Hecht, Vice President of Science at A...
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