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Low in energy? You could be low in iron. Our top-selling iron supplement is clinically shown to increase iron levels without nausea or constipation.† Crafted with real food like organic oranges and key nutrients like B12 to combat fatigue plus vitamin C to support iron absorption.† Gentle enough to take anytime of day.

Clinical Study Results
1 serving of Blood Builder per day for 8 weeks was shown to significantly increase energy and decrease fatigue. †
Read the Clinical StudyFrequently Asked Questions
Blood Builder supports red blood cell production, improves energy levels & combats fatigue; ideal for those with higher Iron needs, including menstruating women, teenage girls, vegans & vegetarians, athletes & recent blood donors+
Yes. This Iron supplement for women & men was shown in an 8-week clinical trial to increase Iron levels in individuals with low Iron without causing GI side effects, like nausea or constipation; it is gentle enough to be taken on an empty stomach+
Each serving provides 26mg of Iron; Blood Builder is formulated with high-absorption Iron Bisglycinate (better absorbed than non-chelated forms of Iron, such as ferrous sulfate), and Vitamin C to support Iron absorption & immune health+
Adults take one convenient tablet daily with a beverage; May be taken any time of day, even on an empty stomach; do not exceed recommended intake; consult your physician before use if you’re on medication or have a medical condition.
Yes. Blood Builder is vegan, non-GMO, gluten-free, Kosher, third-party tested for over 150+ chemical substances, and made without the top nine food allergens—wheat, dairy, eggs, tree nuts, peanuts, soy, fish, shellfish or sesame.
Iron is an important mineral, helping deliver oxygen from our lungs to our entire body. Without adequate iron stores, you may not be able to get enough oxygen delivered to all your tissues, which could result in fatigue, muscle weakness upon exertion, pale skin and inability to stay warm.
According to the CDC, 1 in 10 women is at risk for an iron deficiency.
Low iron can be a result of low dietary intake, poor absorption and/or excessive blood loss over time, increased demand during pregnancy.
- Red meat
- Organ meat
- Beans
- Legumes
- Egg yolks
- Dark, leafy greens
- Dried fruits
Obtaining enough iron is often easier said than done, especially if you’re on a vegan or vegetarian diet. Additionally, it’s important to note that iron relies on other nutrients, like vitamin C, to properly absorb into the bloodstream.
We also offer Blood Builder Minis (a convenient mini tab version of Blood Builder) and Blood Builder Liquid Iron One Daily (a convenient, once-daily liquid iron format).
We recommend taking a daily multivitamin to help address any gaps in your diet and support your optimal health. † We also have supplements to support a range of health needs, like Immune Health, Sleep & Stress,Digestion, Healthy Aging and more. Check out our family of premium, quality vitamins & supplements.













