SMNutrition Thyroid Support for Women, Iodine, Selenium, Zinc, Ashwagandha & B12 supplement bottle
SMNutrition

Thyroid Support for Women, Iodine, Selenium, Zinc, Ashwagandha & B12

What We Researched
14 active ingredients analyzed · 5 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
80
Product Score Good
78
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin B-12 (as Cyanocobalamin) 100.0 mcg 4167%
Iodine (from Kelp/Potassium Iodide) 150.0 mcg 100%
Magnesium (as Magnesium Oxide) 200.0 mg 48%
Zinc (as Zinc Oxide) 8.0 mg 73%
Selenium (as Amino Acid Chelate) 200.0 mcg 364%
Copper (as Cupric Oxide) 0.2 mg 22%
Manganese (as Amino Acid Chelate) 2.0 mg 87%
Molybdenum (as Amino Acid Chelate) 50.0 mcg 111%
L-Tyrosine 300.0 mg
Schisandra Powder (fruit) 240.0 mg
Ashwagandha Root Powder 200.0 mg
Bladderwrack Powder (thallus) 50.0 mg
Cayenne Pepper Powder (fruit) 30.0 mg
Kelp (Ascophyllum nodosum) (thallus) 38.0 mg
Bioavailability Fair

Absorption Rating

  • Vitamin B-12 (as Cyanocobalamin) Fair
  • Iodine (from Kelp/Potassium Iodide) Good
  • Magnesium (as Magnesium Oxide) Poor
  • Zinc (as Zinc Oxide) Poor
  • Selenium (as Amino Acid Chelate) Good
  • Copper (as Cupric Oxide) Poor
  • Manganese (as Amino Acid Chelate) Good
  • Molybdenum (as Amino Acid Chelate) Good
  • L-Tyrosine Good
  • Schisandra Powder (fruit) Good
  • Ashwagandha Root Powder Poor
  • Bladderwrack Powder (thallus) Fair
  • Cayenne Pepper Powder (fruit) Fair
  • Kelp (Ascophyllum nodosum) (thallus) Fair
Other Ingredients Excellent

Fillers & Additives

  • Gelatin (Bovine)
  • Rice Flour
  • Vegetable Magnesium Stearate
  • Silicon Dioxide
  • Chlorophyll
Efficacy Good

Dosage Analysis

  • Vitamin B-12 (as Cyanocobalamin) 100.0 mcg Effective
  • Iodine (from Kelp/Potassium Iodide) 150.0 mcg Effective
  • Magnesium (as Magnesium Oxide) 200.0 mg Effective
  • Zinc (as Zinc Oxide) 8.0 mg Effective
  • Selenium (as Amino Acid Chelate) 200.0 mcg Effective
  • Copper (as Cupric Oxide) 0.2 mg Under-dosed
  • Manganese (as Amino Acid Chelate) 2.0 mg Effective
  • Molybdenum (as Amino Acid Chelate) 50.0 mcg Effective
  • L-Tyrosine 300.0 mg Under-dosed
  • Schisandra Powder (fruit) 240.0 mg Under-dosed
  • Ashwagandha Root Powder 200.0 mg Under-dosed
  • Cayenne Pepper Powder (fruit) 30.0 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B-12 (as Cyanocobalamin) 100.0 mcg 4167%
Iodine (from Kelp/Potassium Iodide) 150.0 mcg 100%
Magnesium (as Magnesium Oxide) 200.0 mg 48%
Zinc (as Zinc Oxide) 8.0 mg 73%
Selenium (as Amino Acid Chelate) 200.0 mcg 364%
Copper (as Cupric Oxide) 0.2 mg 22%
Manganese (as Amino Acid Chelate) 2.0 mg 87%
Molybdenum (as Amino Acid Chelate) 50.0 mcg 111%
L-Tyrosine 300.0 mg
Schisandra Powder (fruit) 240.0 mg
Ashwagandha Root Powder 200.0 mg
Bladderwrack Powder (thallus) 50.0 mg
Cayenne Pepper Powder (fruit) 30.0 mg
Kelp (Ascophyllum nodosum) (thallus) 38.0 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin (Bovine) Safe

It is used to make capsules.

Rice Flour Safe

Natural bulking agent to fill capsule space. Hypoallergenic.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Chlorophyll Safe

It is used as a natural colorant.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$18$17$16$15$14 $15.95
Target

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
SMNutrition

Founded 2011 · Nashville, TN and Wilmington, NC, USA · 28 products · smnutrition.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
In House Testing — Verified Source
Related Supplements
Frequently Asked Questions
Is SMNutrition Thyroid Support for Women, Iodine a good supplement?

SMNutrition Thyroid Support for Women, Iodine, Selenium, Zinc, Ashwagandha & B12 received a product quality score of 80/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 14 active ingredients with 30 servings per container. All 5 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, SMNutrition, holds a brand trust score of 78/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in SMNutrition Thyroid Support for Women, Iodine?

SMNutrition Thyroid Support for Women, Iodine contains 14 active ingredients: Vitamin B-12 (as Cyanocobalamin) (100.0 mcg), Iodine (from Kelp/Potassium Iodide) (150.0 mcg), Magnesium (as Magnesium Oxide) (200.0 mg), Zinc (as Zinc Oxide) (8.0 mg), Selenium (as Amino Acid Chelate) (200.0 mcg), Copper (as Cupric Oxide) (0.2 mg), and 8 more. Notable high-dose ingredients include Vitamin B-12 at 4167% DV, Selenium at 364% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is SMNutrition Thyroid Support for Women, Iodine safe to take?

SMNutrition Thyroid Support for Women, Iodine, Selenium, Zinc, Ashwagandha & B12 has been analyzed for ingredient safety across all its components. All 5 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is SMNutrition a trustworthy supplement brand?

SMNutrition receives a brand trust score of 78/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2011 and headquartered in Nashville, TN and Wilmington, NC, USA, the company offers 28 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.