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Zoi Research Thyroid Support

8 established essential nutrients

Graded on the nutrient adequacy of 8 labeled ingredients.

A
82out of 100Grade A
Research evidence score

Graded on 8 established essential nutrients · led by Retinol

Strong pick. Retinol, Vitamin C and Vitamin D3 (+5 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.

How the ingredients work together

Known interactions from published nutrition research — separate from the evidence grade.

88 of 8 nutrients at a meaningful dose (≥20% Daily Value).
Magnesium + B6Work together

B6 supports cellular magnesium uptake; the combination is better studied than magnesium alone for some uses.

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Ingredient breakdown

A
RetinolSupports vision and immune function
Research: Established essential nutrientDaily Value: 83%Dose: 750 mcg RAEEvidence strength: Established nutrient — this product provides a meaningful dose
B
Vitamin CSupports immune function and antioxidant defense
Research: Established essential nutrientDaily Value: 33%Dose: 30 mgEvidence strength: Established nutrient — a solid dose in this product
A
Vitamin D3Supports bone health and immune function
Research: Established essential nutrientDaily Value: 50%Dose: 10 mcgEvidence strength: Established nutrient — this product provides a meaningful dose
A
Vitamin B6Supports energy metabolism and neurotransmitter synthesis
Research: Established essential nutrientDaily Value: 882%Dose: 15 mgEvidence strength: Established nutrient — this product provides a meaningful dose
A
FolateSupports DNA synthesis and neural tube development
Research: Established essential nutrientDaily Value: 170%Dose: 680 mcg DFEEvidence strength: Established nutrient — this product provides a meaningful dose
A
IodineSupports thyroid hormone production
Research: Established essential nutrientDaily Value: 200%Dose: 300 mcgEvidence strength: Established nutrient — this product provides a meaningful dose
C
MagnesiumImproves sleep quality and muscle recovery
Research: Established essential nutrientDaily Value: 24%Dose: 100 mgEvidence strength: Established nutrient — a modest dose in this product
A
ZincSupports immune function and testosterone
Research: Established essential nutrientDaily Value: 91%Dose: 10 mgEvidence strength: Established nutrient — this product provides a meaningful dose

This summary describes only the ingredients and the research behind them — it is not a judgment of the product or its marketing. Grades reflect the weight of published evidence cross-referenced against 350M+ research papers. How we grade →

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