BioStacks
Jarrow Formulas

Type II Bioavailable Collagen Complex

2 Capsules · 30 servings · $0.61/serving

iHerbAmazon

Every active here is dosed below the amount studied to work. See how each one compares in the breakdown below.

Ingredients (1)

BioCell Collagen

20%

Dose

1 g

Target

5–20 g

Form

Premium

Other Ingredients (5)

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

Dicalcium PhosphateBinder

Calcium and phosphorus compound used as binder

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.

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in 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. 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.

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