BioStacks
Best for
Ingredients (8)
Folate
100%Dose/day
834 mcg dfe
Target
400–800 mcg
Form
Premium
Vitamin B6
100%Dose/day
20 mg
Target
1.3–25 mg
Form
Premium
Acetyl-L-Carnitine HCl
100%Dose/day
1000 mg
Target
500–2000 mg
Form
—
L-5-MTHF
100%Dose/day
500 mcg
Target
400–800 mcg
Form
Premium
Vitamin B12
100%Dose/day
500 mcg
Target
250–5000 mcg
Form
Premium
Other Ingredients (4)
Ascorbyl PalmitateAntioxidant
Fat-soluble form of vitamin C used as preservative
Hypoallergenic Plant FiberFiller
Plant-derived cellulose fiber used as a hypoallergenic filler, common in Thorne and Pure Encapsulations products
StarchBinder
Carbohydrate polymer used as a binder, filler, and disintegrant in tablets and capsules
Capsule ShellCapsule
Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.
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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. clinical 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.