MegaFood, Iron Blood Builder, 30 Tablets
One tablet supplies 26 mg of elemental iron as fermented iron bisglycinate, plus 15 mg vitamin C, 680 mcg DFE folate, 30 mcg vitamin B12 and 125 mg beetroot. The US iHerb listing was in stock at $14.99 for 30 servings.
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Our Verdict
It ranks second because its 26 mg dose directly matches the published product-specific pilot and it includes vitamin C, but its testing evidence and value are substantially weaker than Thorne's.
Score Breakdown
Pros & Cons
Pros
- •Includes 15 mg vitamin C alongside 26 mg of bisglycinate iron.
- •A published product-specific human pilot used one 26 mg tablet daily for eight weeks.
- •Every vitamin and mineral dose is disclosed, and the product is Non-GMO Project Verified, vegan and kosher.
Cons
- •At approximately $0.0192 per milligram, it has the highest elemental-iron cost in this comparison.
- •The published product study was uncontrolled and industry-funded, and no public lot-specific certificate of analysis is linked.
Specifications
| Iron Form | Fermented iron bisglycinate |
| Elemental Iron | 26 mg |
| Vitamin C | 15 mg as ascorbic acid |
| Delivery Form | Tablet |
| Serving Size | 1 tablet |
| Servings Per Container | 30 |
| Cost per mg Iron | $0.0192 |
| Testing/Certification | Non-GMO Project Verified; brand states accredited third-party pesticide testing; no public lot CoA |
Who Is This For?
Best For
- Buyers wanting bisglycinate and vitamin C in one tablet
- Those prioritizing an exact match to a published product-specific study dose
Not For
- Buyers seeking a single-ingredient iron supplement
- Value-focused shoppers comparing cost per milligram of iron
Where to Buy
Appears In
Customer Reviews
Alternatives to Consider
Thorne, Iron Bisglycinate, 25 mg, 60 Capsules
Thorne
Each capsule supplies 25 mg of elemental iron as Ferrochel ferrous bisglycinate, with no vitamin C. The US iHerb listing was in stock at $16 for 60 servings, and the product appears in NSF's Certified for Sport database.
Sports Research, Blood Balance, 90 Liquid Veggie Capsules
Sports Research
Each liquid veggie capsule supplies 36 mg of elemental iron as Ferrochel ferrous bisglycinate and 15 mg vitamin C. The fully disclosed formula also contains vitamin B6, methylfolate and methylcobalamin; the US iHerb listing was in stock at $29.97 for 90 servings.
Solgar, Gentle Iron, 25 mg, 90 Capsules
Solgar
One vegetable capsule supplies 25 mg of elemental iron as iron bisglycinate chelate, without vitamin C or additional active nutrients. The US iHerb listing was in stock at $9.65 for 90 servings.
Natural Factors, Easy Iron, 60 Chewable Tablets
Natural Factors
Each chewable tablet supplies 20 mg of elemental iron as SunActive micronized ferric pyrophosphate plus 8 mg stevia leaf powder. The US iHerb listing was in stock at $13.27 for 60 servings and displays ISURA non-GMO documentation and mass-spectrometry testing statements.