Yu · Collagen

Optimized Collagen Peptides

“Hides its doses behind a proprietary blend. What can't be verified doesn't get the benefit of the doubt.”

Mostly filler · score 64.7/100

evidence: high certainty — 7 tier-A sources

proprietary blend hides the doses

Graded better in Collagen

Per-ingredient breakdown

serving: 10 Grain(s) (one scoop)
A 2400×1260 PNG — post it natively, no screen recording.

Source: Manufacturer / NIH DSLD · Label last checked 2026-07-26 · verified

Drafted from NIH DSLD label 335690, label entry date 2025-06-25. Auto-mapped by import-dsld.mjs; confirm rows against the panel before splicing.

This grade is a ceiling: it assumes the label is accurate. Laboratory testing can only lower it.

Supplement formulas change. This verdict reflects the label data on file as of its source date. Always confirm against the physical label before you buy. Unsold grades formulas, not brands — and we're not doctors. This is information, not medical advice; check with a qualified healthcare professional before changing what you take.

UNSOLD

Deterministic supplement grading. Same label in, same verdict out — no accounts, no affiliate links, nothing to sell you. Grades formulas, not brands. Not medical advice.