Pure Encapsulations OptiFerin-C contains 28 mg of iron bisglycinate plus 100 mg of vitamin C.
Vitamin C is often added to iron supplements because it may help improve absorption.
The supplement is kosher, vegan-friendly, and free of gluten, soy, and dairy.
It’s also produced in a CGMP-certified facility, meaning that the facilities abide by the Current Good Manufacturing Practice guidelines established by the Food and Drug Administration (FDA).
Pure Encapsulations products exceed standards set by USP, an organization that sets strict standards for the quality and purity of dietary supplements.
According to the company’s website, Pure Encapsulations products are tested by third-party laboratories, including Skilliker, Eurofins, Intertek, and Advanced Laboratories.
Garden of Life Vitamin Code Raw Iron provides 22 mg of whole food iron and 25 mg of vitamin C.
The term “whole food iron” means that the iron comes from raw-food-created nutrients.
It also indicates that the supplement is produced without high heat, synthetic binders or fillers, or artificial flavors, sweeteners, colors, or additives.
Additionally, the product contains an organic fruit and vegetable blend, as well as a probiotic and enzyme blend, to support digestion.
All Garden of Life products are manufactured in an FDA-certified facility. This supplement is also certified vegan, non-GMO, kosher, raw, and gluten-free.
