Everything DoseRank tracks on the men's grooming shelf — Chicken Collagen. The category itself is never ranked: 88 products get scored the moment you say what you want them to do.
How to read the scores
This legend covers the scores on this page — for data sources, scoring weights, and limits, read the full methodology →
Answer a few questions about your goals, habits, stack, and budget. Then, DoseRank will find the products that best match your needs based on your answers. It's free and only takes 60 seconds! No account is required.
A saved, shareable breakdown: your matched products, dose math, interaction flags to discuss with a clinician, and a price-tracked stack you can revisit.
Questions
Each product gets a composite score blending clinical strength, evidence, dose fit, trust and value — computed for the goal you picked, across this category's products. The #1 on the DoseRank tab has the highest composite; the other tabs re-rank the same products by Value, Trust, or Popularity. Placement is never paid.
Start with a goal, not a brand
Browsing men's grooming supplements without a goal makes no sense — different products do different jobs, and “best” flips depending on which job you're hiring for. These are the 45 health outcomes that matter for this category. Pick yours, and the full evidence-ranked shelf loads for that goal alone.
Immune toleranceBalanced immune regulation without excessive reactivity.3 rankedLimited
Pregnancy rateFrequency of achieved pregnancies.2 rankedModerate-strong
Gamma-glutamyl transferase (GGT)Marker of cholestasis, alcohol exposure, or hepatic stress.1 rankedModerate-strong
Range of motionExtent of achievable joint movement.3 rankedModerate-strong
Omega-3 indexRed blood cell EPA+DHA content reflecting omega-3 status.11 rankedStrong
C-reactive proteinAcute-phase inflammatory marker.20 rankedStrong
Aspartate aminotransferase (AST)Enzyme used to assess liver and muscle injury.4 rankedStrong
MemoryAbility to encode, store, and retrieve information.21 rankedStrong
Activities of daily livingCapacity to complete routine self-care activities independently.1 rankedStrong
Liver functionOverall biochemical or clinical hepatic performance.12 rankedStrong
Ketone levelsCirculating ketone concentrations, relevant in fasting or ketogenic states.2 rankedStrong
TolerabilityOverall ability to continue the intervention without unacceptable side effects.4 rankedModerate-strong
Wrinkle severityDegree of visible skin wrinkling.5 rankedStrong
Alanine aminotransferase (ALT)Liver enzyme used to assess hepatocellular injury.11 rankedStrong
Vascular functionOverall health and reactivity of the circulatory system.12 rankedStrongNothing is ranked yet — the shelf stays locked until you pick a goal.
No goal, no ranking.
A “best men's grooming supplement” list without a goal would be marketing, not evidence. Pick what you want to improve and DoseRank scores all 88 products against that goal's trials.