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Thyroid Care

Terry Naturally
4.7
★ ★ ★ ★ ★
(774 ratings)
Tyrosine 400 mg
Iodine 30000 mcg
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Score84

A high-potency formula targeting thyroid function with iodine and l-tyrosine for energy and metabolism.

How scoring works
Quantity:60 Capsule(s) • (30 servings)
Goals:
Metabolism Boost
Energy
Hair Health

Score 84

A high-potency formula targeting thyroid function with iodine and l-tyrosine for energy and metabolism.

How scoring works
$19.96($0.66 per serving)
Vitacost
$ 20.76
iHerb
$ 20.76
Vitacost
$ 20.76
Daily Vita
$ 19.96
Amazon
$ 20.76
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Analysis

This supplement provides a very high dose of iodine and l-tyrosine to support the precursors needed for thyroid hormone production. These hormones are essential for maintaining your energy levels, metabolic rate, and systemic drive.

The iodine dose is extremely high (30,000 mcg), which may be intended for short-term clinical use rather than daily maintenance. Professional monitoring is strongly suggested to ensure this potent dosage is appropriate for your specific metabolic requirements.

Pros

  • Focused precursor support
  • High tyrosine content
  • Supports metabolic rate
  • Simple, clean label

Cons

  • Potentially unsafe iodine levels
  • Very high price per gram
  • Lacks mineral cofactors like selenium

Warnings

  • Iodine dose far exceeds safe daily limits
  • High risk of thyroid disruption without medical supervision

Nutrient quality

74 High impact

Provides essential thyroid precursors, but the extremely high iodine dose carries significant safety concerns for non-clinical use. The bioavailability of the selected forms is generally high, but the overall formulation lacks balance.

Ingredient transparency

96 Highest impact

Discloses exact amounts of both active ingredients with high clarity. Serving usage and capsule delivery are clearly defined, although the label could provide more specific safety context for the high iodine dose.

Customer satisfaction

86 Highest impact

User ratings are strong and consistent across a moderate review volume, suggesting effectiveness for the target audience. Feedback generally reflects satisfaction with energy levels and metabolic support.

Value for money

79 High impact

Price per serving is on the higher side given the simple two-ingredient formula. However, for those requiring this specific potency, it represents a specialized option in the market.

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Goals

Impact
High effect
A- Goal FitD Strength of SupportD CoverageA- Formula Quality

Thyroid hormone synthesis and metabolic health are addressed through a high-potency combination of iodine and l-tyrosine. These nutrients are foundational precursors for the production of hormones that regulate energy expenditure.

Iodine at 30,000 mcg and 400 mg of l-tyrosine provide intensive support for the thyroid system. This potency level is exceptionally high and serves to provide deep support for metabolic rate regulation.

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Impact
High effect
B Goal FitD+ Strength of SupportC- CoverageB+ Formula Quality

This formula combines a very high dose of iodine with L-tyrosine to support thyroid function. Iodine and tyrosine are precursors for thyroid hormones, which are essential for maintaining metabolic energy levels.

The extremely high iodine dose appears designed for short-term clinical correction rather than general maintenance. The inclusion of tyrosine provides focused support for the thyroid pathway.

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Impact
Moderate effect
C+ Goal FitD Strength of SupportD- CoverageB+ Formula Quality

The combination of 30,000 mcg of Iodine and 400 mg of L-Tyrosine targets hair health indirectly by supporting thyroid function. Thyroid balance is critical for maintaining the hair growth cycle and preventing diffuse shedding.

However, the iodine dose is extremely high and significantly exceeds safe daily limits for the general population. This concentration carries a high risk of thyroid dysfunction, which could paradoxically worsen hair loss if not monitored by a physician.

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Ingredients

IngredientAmount per serving
Iodine
30000 mcg
L-Tyrosine
400 mg
Gluten Free Adults 18–50 Kosher Dairy Free Sugar Free
Report overview
Tyrosine · 400 mg OverallScore65
A- Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyF Value
This formula combines a high dose of iodine with a moderate dose of L-Tyrosine for thyroid support. While the tyrosine dose is slightly below the standard therapeutic range for cognitive health, it remains effective for metabolic needs.
Iodine · 30000 mcg OverallScore62
C Active Ingredient Quality & BioavailabilityC- Dose, Safety & Label TransparencyC+ Value
This high-potency supplement provides iodine levels that significantly exceed the daily tolerable upper limit, intended for specific therapeutic use. It includes L-tyrosine to support thyroid hormone production but should only be used under strict medical supervision.
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