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#1 in Minerals Third-Party Tested

MegaFood Blood Builder (90 Tablets)

by MegaFood

"The #1 selling iron supplement — whole food iron that won't cause constipation or nausea"

Amazon Rating
4.7/5
Reviews
22,400+
Price Range
$28-34
Servings
90 servings
Non-GMO Project VerifiedGluten FreeCertified B Corp
Our Editorial Rating
8.8
Very Good
FormTablet
CategoryMinerals
SubcategoryIron Supplement (Whole Food, Non-Constipating)
View on Amazon

Overview

MegaFood Blood Builder is the #1 selling iron supplement in natural food stores. It provides 26mg of iron from whole food sources (beet root) combined with vitamin C (organic oranges), folate, and B12 for comprehensive blood building. The whole food iron form is clinically shown to increase iron levels without common side effects like constipation, nausea, or stomach upset. A clinical study showed Blood Builder increased iron levels in 8 weeks without GI side effects.

Key Ingredients

IngredientAmount
Iron (from Beet Root)26 mg
Vitamin C (from Organic Oranges)15 mg
Folate (from Broccoli)680 mcg DFE
Vitamin B1230 mcg

Pros & Cons

What We Like

  • #1 selling iron supplement
  • Whole food iron — no constipation
  • Clinically studied — increases iron in 8 weeks
  • 22,400+ reviews, 4.7 stars
  • One tablet daily

What Could Be Better

  • 26mg iron (lower than ferrous sulfate)
  • Premium vs generic iron
  • Whole food tablet is large
  • 90-day supply

Who Is This For?

Best For

  • Iron deficiency without GI side effects
  • Women with heavy periods
  • Pregnant women (with doctor approval)
  • Those who can't tolerate regular iron

Not Ideal For

  • Those needing high-dose iron quickly
  • Budget iron seekers
  • Those without iron deficiency

Our Verdict

8.8/10 — Very Good

The gentle iron champion. Clinically proven to increase iron without constipation or nausea. Whole food sourcing from beet root with vitamin C for absorption. The #1 iron supplement for good reason.

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