Natural Factors WomenSense, ThyroSense, Thyroid Formula, 120 Vegetarian Capsules supplement bottle
Natural Factors

WomenSense, ThyroSense, Thyroid Formula, 120 Vegetarian Capsules

What We Researched
10 active ingredients analyzed · 3 inactive ingredients decoded · 5 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
81
Product Score Good
88
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Pantothenic Acid (calcium pantothenate) 100 mg 2,000%
Iodine (potassium iodide) 100 mcg 67%
Selenium (L-selenomethionine) 50 mcg 91%
Copper (gluconate) 0.5 mg 56%
Manganese (citrate) 0.5 mg 22%
L-Tyrosine 500 mg **
Ashwagandha Extract (Withania somnifera) (root) 150 mg **
Withanolides (1.5%) 2.25 mg **
Guggul Extract (Commiphora mukul) (gum resin) 120 mg **
Guggulsterones (2.5%) 3 mg **
Bioavailability Very Good

Absorption Rating

  • Pantothenic Acid (calcium pantothenate) Good
  • Iodine (potassium iodide) Good
  • Selenium (L-selenomethionine) Good
  • Copper (gluconate) Fair
  • Manganese (citrate) Good
  • L-Tyrosine Good
  • Ashwagandha Extract (Withania somnifera) (root) Good
  • Withanolides (1.5%) Good
  • Guggul Extract (Commiphora mukul) (gum resin) Fair
  • Guggulsterones (2.5%) Fair
Other Ingredients Excellent

Fillers & Additives

  • Vegetarian Capsule (Carbohydrate Gum [Cellulose], Purified Water)
  • Microcrystalline Cellulose
  • Magnesium Stearate (Vegetable Grade)
Efficacy Fair

Dosage Analysis

  • Pantothenic Acid (calcium pantothenate) 100 mg Effective
  • Iodine (potassium iodide) 100 mcg Under-dosed
  • Selenium (L-selenomethionine) 50 mcg Effective
  • Copper (gluconate) 0.5 mg Effective
  • Manganese (citrate) 0.5 mg Under-dosed
  • L-Tyrosine 500 mg Effective
  • Ashwagandha Extract (Withania somnifera) (root) 150 mg Under-dosed
  • Withanolides (1.5%) 2.25 mg Under-dosed
  • Guggul Extract (Commiphora mukul) (gum resin) 120 mg Under-dosed
  • Guggulsterones (2.5%) 3 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Pantothenic Acid (calcium pantothenate) 100 mg 2,000%
Iodine (potassium iodide) 100 mcg 67%
Selenium (L-selenomethionine) 50 mcg 91%
Copper (gluconate) 0.5 mg 56%
Manganese (citrate) 0.5 mg 22%
L-Tyrosine 500 mg **
Ashwagandha Extract (Withania somnifera) (root) 150 mg **
Withanolides (1.5%) 2.25 mg **
Guggul Extract (Commiphora mukul) (gum resin) 120 mg **
Guggulsterones (2.5%) 3 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetarian Capsule (Carbohydrate Gum [Cellulose], Purified Water) Safe

It provides a vegetarian encapsulation option.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Magnesium Stearate (Vegetable Grade) Generally_safe

It is used to prevent ingredients from sticking to manufacturing equipment.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$21$20$19$18$17 Mar 12 $19.19$19.00
iHerb
Vitacost

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

Brand Trust Report
Natural Factors

Founded 1950 · Coquitlam, British Columbia, Canada · 390 products · naturalfactors.com

Certifications

5 certifications
B Corp Certified Verified Source
Usp Verified Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Verified Source

Violation History

5 incidents
Prop 65 Lead2025-10-31Source
Recall Hi Potency B Complex, RevitalX, Super Multi® IRON FREE2024-07-19Source
Lawsuit Products labeled as containing glucosamine sulfate did not contain the ingredient.2021Source
Prop 65 Lead2016-01-13Source
Recall Natural Factors L-Arginine 500mg2006-04-05Source
Related Supplements
Frequently Asked Questions
Is Natural Factors WomenSense, ThyroSense a good supplement?

Natural Factors WomenSense, ThyroSense, Thyroid Formula, 120 Vegetarian Capsules received a product quality score of 81/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 10 active ingredients with 60 servings per container. Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Natural Factors, holds a brand trust score of 88/100 with 5 verified certifications including B Corp Certified, Usp Verified, Fda Gmp Inspections, Non Gmo Project.

What are the ingredients in Natural Factors WomenSense, ThyroSense?

Natural Factors WomenSense, ThyroSense contains 10 active ingredients: Pantothenic Acid (calcium pantothenate) (100 mg), Iodine (potassium iodide) (100 mcg), Selenium (L-selenomethionine) (50 mcg), Copper (gluconate) (0.5 mg), Manganese (citrate) (0.5 mg), L-Tyrosine (500 mg), and 4 more. Notable high-dose ingredients include Pantothenic Acid at 2,000% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Natural Factors WomenSense, ThyroSense safe to take?

Natural Factors WomenSense, ThyroSense, Thyroid Formula, 120 Vegetarian Capsules has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Natural Factors a trustworthy supplement brand?

Natural Factors receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1950 and headquartered in Coquitlam, British Columbia, Canada, the company offers 390 products in their lineup. They hold 5 verified certifications including B Corp Certified, Usp Verified, Fda Gmp Inspections, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Natural Factors has 5 historical regulatory incidents on record, which are factored into the trust score.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

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.