BioStacks
Best for
Ingredients (42)
Vitamin D
100%Dose
5000 IU
Target
1000–5000 IU
Form
Premium
High Omega-9 Cracked-Wall Chlorella
17%Dose
250 mg
Target
1500–8000 mg
Form
—
Raw Organic Fruit & Vegetable Blend
3%Dose
150 mg
Target
5000–15000 mg
Form
—
Lactobacillus plantarum
Amount not found
Organic Brussels Sprout (Leaf)
Amount not found
Other Ingredients (2)
Rice FlourFiller
Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports). Rice accumulates arsenic from soil at higher rates than other grains. Used as a cheap filler — adds nothing beneficial.
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
How to Take It
Take it anytime
Fat-soluble — take with your largest fat-containing meal. Time of day doesn't matter.
With a meal containing fat
On the label
Adults take 1 capsule daily, or as recommended by your healthcare practitioner, with 8 ounces of water or your favorite beverage. May be taken with or without food. Capsules may be opened, and contents may be added to water or juice.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$21.99
Pricier than 72% of 552 vitamin D 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.