Everything DoseRank tracks on the baby shelf — Zinc Bisglycinate. The category itself is never ranked: 2.1k 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 baby 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.
Zinc statusBiochemical sufficiency of zinc.577 rankedStrong
All-cause mortalityDeath from any cause; lowest-level hard clinical outcome.680 rankedModerate-strong
Common cold durationLength of cold episodes.898 rankedStrong
Vitamin C statusBiochemical sufficiency of ascorbic acid.696 rankedStrong
Iron statusOverall iron sufficiency and availability.794 rankedStrong
Vitamin A statusBiochemical sufficiency of retinoids or carotenoid-derived vitamin A.469 rankedStrong
Common cold incidenceFrequency of upper respiratory infections resembling the common cold.829 rankedModerate-strong
Vitamin D statusBiochemical sufficiency of vitamin D.841 rankedStrong
Uric acidPurine metabolism marker associated with gout and cardiometabolic risk.706 rankedModerate-strong
Fall riskLikelihood of falling due to instability or weakness.683 rankedModerate-strong
Folate statusBiochemical sufficiency of folate.471 rankedStrong
Age-related macular degeneration progressionWorsening retinal degeneration affecting central vision.531 rankedStrong
Vitamin B6 statusBiochemical sufficiency of pyridoxine-related compounds.518 rankedStrong
Biotin statusBiochemical sufficiency of biotin.415 rankedStrong
Iodine statusBiochemical sufficiency of iodine.359 rankedStrongNothing is ranked yet — the shelf stays locked until you pick a goal.
No goal, no ranking.
A “best baby supplement” list without a goal would be marketing, not evidence. Pick what you want to improve and DoseRank scores all 2.1k products against that goal's trials.