BioStacks
Life Extension

Bone Strength Formula With KoAct

4 Capsules · 30 servings

72 / 100Good

Score Breakdown

Formulation
72
Safety
97
Final score
72/100

Ingredients (6)

Vitamin D

100%

Dose

1000 IU

Target

1000–5000 IU

Form

Premium

Magnesium

100%

Dose

100 mg

Target

100–400 mg

Form

Standard

Silica

100%

Dose

5 mg

Target

5–30 mg

Form

Boron

100%

Dose

3 mg

Target

3–6 mg

Form

Calcium

100%

Dose

300 mg

Target

200–600 mg

Form

Not listed

Other Ingredients (3)

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

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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.