BioStacks
Best for
Ingredients (8)
Vitamin B12
100%Dose
500 mcg
Target
250–5000 mcg
Form
Premium
Folate
100%Dose
400 mcg
Target
400–800 mcg
Form
Premium
Vitamin C
100%Dose
500 mg
Target
25–200 mg
Form
Standard
Iron
100%Dose
25 mg
Target
15–45 mg
Form
Standard
Yellow Dock root
50%Dose
50 mg
Target
100–1000 mg
Form
—
Other Ingredients (3)
HypromelloseCapsule
Plant-derived capsule material from cellulose
LeucineFlow Aid
Branched-chain amino acid used as a processing aid
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
How to Take It
Best taken in the morning
The Vitamin B12 in it is what pulls this toward the morning. Take it between meals, away from food.
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
One (1) capsule daily. Iron products should be taken under the supervision of a physician.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$22.99
Pricier than 75% 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.