C4 smart energy
The takeaway
Solid pick. Vitamin D, Calcium and Niacinamide (+2 more) have real research behind them.
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 5 ingredients and 5 nutrients
Why this grade
- +5 essential nutrients identified
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.
Vitamin D is required for efficient intestinal calcium absorption — the classic bone-health pairing.
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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 →