Designs For Health Thyroid Synergy™, 120 Vegetarian Capsules supplement bottle
Designs For Health

Thyroid Synergy™, 120 Vegetarian Capsules

What We Researched
11 active ingredients analyzed · 3 inactive ingredients decoded · 5 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
89
Product Score Good
92
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin A (as Retinyl Palmitate) 600 mcg RAE 67%
Riboflavin (Vitamin B-2) (as Riboflavin-5-Phosphate) 5 mg 385%
lodine (as Potassium lodide) 100 mg 67%
Zinc (as Zinc Bisglycinate Chelate) 25 mg 227%
Selenium (as Selenomethionine) 50 mcg 91%
Copper (as TRAACS® Copper Bisglycinate Chelate) 0.5 mg 56%
Manganese (as TRAACS® Manganese Bisglycinate Chelate) 5 mg 217%
Chromium (as TRAACS® Chromium Nicotinate Glycinate Chelate) 50 mcg 143%
N-Acetyl-L-Tyrosine 200 mg *
American Ginseng (Panax quinquefolius)(root)[standardized to contain 5% ginsenosides] 200 mg *
Forskolin Extract (Coleus forskohlin)(root)[standardized to contain 20% forskolin] 50 mg *
Bioavailability Excellent

Absorption Rating

  • Vitamin A (as Retinyl Palmitate) Good
  • Riboflavin (Vitamin B-2) (as Riboflavin-5-Phosphate) Good
  • lodine (as Potassium lodide) Good
  • Zinc (as Zinc Bisglycinate Chelate) Good
  • Selenium (as Selenomethionine) Good
  • Copper (as TRAACS® Copper Bisglycinate Chelate) Good
  • Manganese (as TRAACS® Manganese Bisglycinate Chelate) Good
  • Chromium (as TRAACS® Chromium Nicotinate Glycinate Chelate) Good
  • N-Acetyl-L-Tyrosine Good
  • American Ginseng (Panax quinquefolius)(root)[standardized to contain 5% ginsenosides] Good
  • Forskolin Extract (Coleus forskohlin)(root)[standardized to contain 20% forskolin] Fair
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Cellulose (Capsule)
  • Vegetable Stearate
Efficacy Good

Dosage Analysis

  • Vitamin A (as Retinyl Palmitate) 600 mcg RAE Under-dosed
  • Riboflavin (Vitamin B-2) (as Riboflavin-5-Phosphate) 5 mg Effective
  • lodine (as Potassium lodide) 100 mg Under-dosed
  • Zinc (as Zinc Bisglycinate Chelate) 25 mg Effective
  • Selenium (as Selenomethionine) 50 mcg Effective
  • Copper (as TRAACS® Copper Bisglycinate Chelate) 0.5 mg Effective
  • Manganese (as TRAACS® Manganese Bisglycinate Chelate) 5 mg Effective
  • Chromium (as TRAACS® Chromium Nicotinate Glycinate Chelate) 50 mcg Effective
  • N-Acetyl-L-Tyrosine 200 mg Under-dosed
  • American Ginseng (Panax quinquefolius)(root)[standardized to contain 5% ginsenosides] 200 mg Effective
  • Forskolin Extract (Coleus forskohlin)(root)[standardized to contain 20% forskolin] 50 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin A (as Retinyl Palmitate) 600 mcg RAE 67%
Riboflavin (Vitamin B-2) (as Riboflavin-5-Phosphate) 5 mg 385%
lodine (as Potassium lodide) 100 mg 67%
Zinc (as Zinc Bisglycinate Chelate) 25 mg 227%
Selenium (as Selenomethionine) 50 mcg 91%
Copper (as TRAACS® Copper Bisglycinate Chelate) 0.5 mg 56%
Manganese (as TRAACS® Manganese Bisglycinate Chelate) 5 mg 217%
Chromium (as TRAACS® Chromium Nicotinate Glycinate Chelate) 50 mcg 143%
N-Acetyl-L-Tyrosine 200 mg *
American Ginseng (Panax quinquefolius)(root)[standardized to contain 5% ginsenosides] 200 mg *
Forskolin Extract (Coleus forskohlin)(root)[standardized to contain 20% forskolin] 50 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

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

Cellulose (Capsule) Safe

It is used to encapsulate supplement ingredients.

Vegetable Stearate Safe

Prevents ingredients from sticking to equipment.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$60$59$58$57$56 Mar 12 $58.00
iHerb

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

Brand Trust Report
Designs For Health

Founded 1989 · Palm Coast, Florida, United States · 66 products · designsforhealth.com

Certifications

5 certifications
Consumerlab Verified Source
Nsf Certified For Sport Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source
In House Testing — Verified Source
Related Supplements
Frequently Asked Questions
Is Designs For Health Thyroid Synergy™, 120 Vegetarian Capsules a good supplement?

Designs For Health Thyroid Synergy™, 120 Vegetarian Capsules received a product quality score of 89/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 11 active ingredients with 60 servings per container. All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Designs For Health, holds a brand trust score of 92/100 with 5 verified certifications including Consumerlab, Nsf Certified For Sport, Fda Gmp Inspections, Non Gmo Project.

What are the ingredients in Designs For Health Thyroid Synergy™, 120 Vegetarian Capsules?

Designs For Health Thyroid Synergy™, 120 Vegetarian Capsules contains 11 active ingredients: Vitamin A (as Retinyl Palmitate) (600 mcg RAE), Riboflavin (Vitamin B-2) (as Riboflavin-5-Phosphate) (5 mg), lodine (as Potassium lodide) (100 mg), Zinc (as Zinc Bisglycinate Chelate) (25 mg), Selenium (as Selenomethionine) (50 mcg), Copper (as TRAACS® Copper Bisglycinate Chelate) (0.5 mg), and 5 more. Notable high-dose ingredients include Riboflavin at 385% DV, Zinc at 227% DV, Manganese at 217% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Designs For Health Thyroid Synergy™, 120 Vegetarian Capsules safe to take?

Designs For Health Thyroid Synergy™, 120 Vegetarian Capsules has been analyzed for ingredient safety across all its components. All 3 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 Designs For Health a trustworthy supplement brand?

Designs For Health receives a brand trust score of 92/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1989 and headquartered in Palm Coast, Florida, United States, the company offers 66 products in their lineup. They hold 5 verified certifications including Consumerlab, Nsf Certified For Sport, Fda Gmp Inspections, Non Gmo Project. 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.

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.