GENTLE, STOMACH-FRIENDLY IRON
30-day supply
Key Benefits
Supports red blood cell production
Gentle chelated iron easy on the stomach
Prevents and addresses iron-deficiency fatigue
Supports oxygen transport to tissues
Recommended Dose
18mg
Take one 18mg capsule daily, preferably on an empty stomach or between meals for maximum absorption. If stomach sensitivity occurs, take with a small amount of food. Vitamin C enhances iron absorption, so pairing with vitamin C is ideal. Avoid taking with calcium, coffee, or tea, which inhibit iron absorption.
Get your personalized dose3rd Party Tested
Doctor Formulated
cGMP Certified
The Details
Iron deficiency is the most common nutritional deficiency in the world, affecting an estimated 2 billion people. And traditional iron supplements are notorious for their side effects: constipation, nausea, stomach pain, and that metallic taste. It's the supplement people know they need but dread taking.
Easy Iron changes that equation. By using a chelated iron form (iron bound to amino acids), this supplement dramatically reduces the GI side effects that plague standard iron sulfate or iron oxide supplements. Chelated iron is absorbed through amino acid transport pathways in the intestine rather than the standard mineral absorption pathways, resulting in better absorption with less irritation.
Iron is essential for hemoglobin — the protein in red blood cells that carries oxygen from your lungs to every tissue in your body. When iron is low, you feel it everywhere: persistent fatigue, brain fog, poor exercise tolerance, and that "running on empty" feeling that no amount of sleep seems to fix. Women of reproductive age, vegetarians/vegans, endurance athletes, and frequent blood donors are at highest risk.
Research
Key studies supporting Easy Iron, from peer-reviewed journals.
Efficacy of ferrous bis-glycinate versus ferrous glycine sulfate in the treatment of iron deficiency anemia with pregnancy: a randomized double-blind clinical trial — 2019
The effects of oral ferrous bisglycinate supplementation on hemoglobin and ferritin concentrations in adults and children: a systematic review and meta-analysis — 2023
Study titles are simplified for readability. Provided for informational purposes — not medical advice.
Transparency
Every batch is independently tested by ISO-17025 accredited labs for purity, potency, and contaminants.
Designed by healthcare professionals using evidence-based research and clinical expertise.
Manufactured in cGMP & UL certified, FDA-registered facilities with a flawless inspection record.
Important Information
Contraindications
Do not take if you have hemochromatosis or iron overload conditions. Iron supplementation should be based on documented need — have your ferritin and iron levels tested before starting long-term supplementation.
As with any natural health product, consult your healthcare practitioner. Store in a cool, dry place. Keep out of reach of children. Discontinue use immediately if you experience an adverse event.
What people say
Really good supplement brand. The daily pack format is so convenient and I've been 100% consistent because of it. The quiz was genuinely thorough. Knocked one star off because I'd love the option to add or remove individual supplements as I learn more about my body.
I've tried so many supplements and honestly nothing has worked like this. The quiz is actually thorough and the results show it. Energy is UP, recovery is UP, sleep is SO much better. Can't believe it took me this long to find this brand.
Three weeks in and I already feel the difference. My morning energy is COMPLETELY different. No more dragging myself out of bed. The personalization through the quiz is what makes it work — it's not just a generic multivitamin. Stack actually thought about what MY body needs.
I've been on a health optimization journey for about three years and have tried what feels like every supplement brand on the market. Most of them are either generic multivitamins dressed up in pretty packaging, or they're so specific that you need to be a nutritionist to understand what you're actually taking. Stack sits in a completely different category. The quiz is the first thing that impressed me. It asks genuinely intelligent questions — not just 'how old are you and what's your gender' but questions about your diet, your sleep patterns, your stress levels, your exercise frequency. It felt like a real consultation rather than a data collection exercise. The pack that arrived was clearly personalized to my answers. After six weeks, the improvements have been consistent and measurable: better sleep quality, more stable energy throughout the day, and noticeably faster recovery after my runs. My partner commented that I seemed more 'on' in the evenings rather than crashing after dinner. The daily pack format is brilliant for compliance — I've been 100% consistent because the habit is so frictionless. One pack, done, every morning. No bottles, no measuring, no forgetting half of them. Genuinely one of the best health investments I've made.
My focus at work has been sharper and I'm waking up without that groggy feeling I used to have every morning. Told two friends about Stack already. Customer support was also really helpful when I had a question about one of the ingredients.
honestly wasn't sure about it at first but three weeks in and i'm so glad i tried it. energy is way better, i'm sleeping properly for the first time in months. the quiz was really detailed which gave me confidence it was actually personalized. would 100% recommend.
Personalized for you
Take our 2-minute Health Assessment and let our AI build your personalized stack — every supplement chosen for your specific goals.
Take the Health AssessmentProduct images are for illustrative purposes and may not represent actual packaging.
