21st Century D3
The takeaway
Strong pick. Vitamin C, Magnesium and Zinc (+3 more) have real research behind them (18 studies reviewed), but Hyaluronic Acid doesn't have enough studies yet.
Based on the ingredients we could read from this scan. A full label may include more — like added sugars, colorings or other ingredients — than we captured here.
Based on 7 ingredients and 6 nutrients
Why this grade
- +6 essential nutrients identified
- +Strong evidence for Vitamin C, Zinc and Copper
- −Hyaluronic Acid lacks sufficient research
Ingredients
tap any ingredient for detailsEverything on the label — tap any ingredient to learn what it is and what the research says.
How the ingredients work together
Known interactions from published nutrition research — separate from the evidence grade.
Long-term zinc supplementation depletes copper; including copper alongside zinc is the textbook-correct formulation.
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Product Scan grades ingredients, nutrition and processing level. It is not medical advice; talk to your doctor before changing supplements. Grades update as new data becomes available. How we grade →