BioStacks
Best for
Ingredients (1)
Iron (elemental)
67%Dose
10 mg
Target
15–45 mg
Form
Budget
Other Ingredients (7)
Natural and Artificial FlavorsFlavor
The 'artificial' component means synthetic chemicals are used, but the exact compounds are proprietary and not disclosed on the label. If you have sensitivities or allergies, you cannot verify what's in it. Products using only natural flavors are more transparent.
Sodium BenzoatePreservative
Benzene can form in presence of ascorbic acid plus metals/heat/light; may trigger reactions in sensitive individuals
XylitolSweetener
A FODMAP sugar alcohol that can cause GI distress (bloating, gas, diarrhea) at moderate doses (>10-20g/day), though supplement amounts are typically small. Extremely toxic to dogs — households with pets should store securely.
Polyethylene Glycol (Coating)Coating
A polyether polymer used as a tablet coating and plasticizer
Potassium SorbatePreservative
Natural preservative derived from sorbic acid
Citric AcidAcidulant
Natural acid derived from citrus fruits
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
How to Take It
Best taken in the morning
Best absorbed on an empty stomach with vitamin C. If it upsets your gut, take it with a light meal instead.
On an empty stomach
Keep it away from coffee, tea and dairy
Space it a couple of hours from Calcium, Zinc, Magnesium, Manganese and Green Tea Leaf Extract
On the label
Take 0.3 ml daily or as directed by a health care professional.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$31.31
Pricier than 87% of 138 iron supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.