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Thyroid Health Formula

Natural Factors
4.8
(3273 ratings)
Ashwagandha 150 mg
Vitamin B5 100 mg
Iodine 100 mcg
Selenium 50 mcg
Copper 0.5 mg
Tyrosine 500 mg
Product Image
Score 70.0

A comprehensive supplement combining thyroid-supportive nutrients (iodine, selenium, L-tyrosine) with adrenal adaptogens (ashwagandha, pantothenic acid) to aid metabolism, energy, and stress relief. While well-formulated, some ingredient dosages are on the lower side compared to more concentrated alternatives.

Quantity: 60 Capsule(s)Servings size: 2 Vegetarian Capsule(s) (30 servings)
Selected goals:
Other goals:
Stress Relief
Energy
Mood Support
Mental Focus
Sleep Support

Score 70.0

A comprehensive supplement combining thyroid-supportive nutrients (iodine, selenium, L-tyrosine) with adrenal adaptogens (ashwagandha, pantothenic acid) to aid metabolism, energy, and stress relief. While well-formulated, some ingredient dosages are on the lower side compared to more concentrated alternatives.

Analysis

Natural Factors Thyroid Health Formula is designed to support thyroid and adrenal gland health, targeting common concerns such as low energy, slow metabolism, and stress. The formula includes iodine and selenium, both critical trace minerals for the synthesis and conversion of thyroid hormones. L-Tyrosine, an amino acid, serves as a direct precursor to thyroid hormones and neurotransmitters, which can positively influence brain function and mood. Ashwagandha, a prominent adaptogen, helps the body manage stress and can indirectly support thyroid balance by modulating cortisol levels. Pantothenic Acid (Vitamin B5) contributes to adrenal gland function, further aiding stress response and energy production. While the selection of ingredients is synergistic and addresses primary goals effectively, online reviews suggest mixed experiences, with many users reporting improvements in energy and mood, while others note a subtle impact. The doses of some key thyroid-supportive minerals are on the lower side for a dedicated thyroid supplement.

Pros
  • Contains a synergistic blend of ingredients crucial for thyroid hormone production and function.
  • Includes Ashwagandha, an adaptogen that helps the body manage stress and supports adrenal health, which is beneficial for overall energy and mood.
  • Offers a relatively affordable price per serving, making it accessible for consistent use.
  • Many user reviews indicate positive experiences with improved energy and mood.
Cons
  • Dosages of iodine and selenium are slightly below the recommended daily intake for adults, potentially limiting optimal thyroid support for some individuals.
  • The Ashwagandha dosage (150mg) is on the lower end compared to clinically studied effective doses for significant stress reduction.
  • Manganese and Copper quantities are minimal, providing only a basic contribution to these trace minerals.
Warnings
  • Individuals with pre-existing thyroid conditions (e.g., hyperthyroidism, Hashimoto's thyroiditis) should consult a healthcare professional before use, as iodine and other ingredients can interfere with medications or affect thyroid hormone balance.
  • Pregnant or nursing individuals should seek medical advice due to the inclusion of herbs and specific mineral doses.
  • Discontinue use and consult a doctor if adverse reactions occur, such as symptoms of hyperthyroidism or gastrointestinal upset.
$10.47($0.34 per serving)
Walmart
$ 10.47
iHerb
$ 10.75
Vitacost
$ 10.59
Ingredients
IngredientAmount per serving
Pantothenic Acid (Calcium Pantothenate) 100 mg
Iodine (Potassium Iodide) 100 mcg
Selenium (L-Selenomethionine) 50 mcg
Copper (Copper Gluconate) 0.5 mg
Manganese (Manganese Citrate) 0.5 mg
L-Tyrosine 500 mg
Ashwagandha extract 150 mg
Guggul extract 120 mg
Gluten Free Adults 18–50 Vegan Dairy Free Sugar Free Vegetarian
Categories
Vitamin B5 85.0
The product provides a substantial dose of 100mg of Pantothenic Acid (Vitamin B5), which is well above the daily recommended intake and supports adrenal function and energy metabolism effectively.
Tyrosine 80.0
The inclusion of 500mg of L-Tyrosine is a good dose, as it serves as a critical amino acid precursor for thyroid hormones and neurotransmitters, effectively supporting brain function, energy, and mood.
Selenium 60.0
It contains 50mcg of Selenium in L-Selenomethionine form, a bioavailable form crucial for thyroid enzyme function and antioxidant support, though slightly below the 55mcg RDI for adults.
Goals
Metabolism Boost 75.0
The product includes essential thyroid nutrients like iodine, selenium, and L-tyrosine, all of which are crucial for the synthesis and conversion of thyroid hormones that regulate metabolic rate. Guggul extract also traditionally supports metabolism.
Energy 70.0
L-Tyrosine supports neurotransmitter production for mental energy, while Ashwagandha helps combat fatigue by improving stress resilience. The thyroid-supportive minerals contribute to overall cellular energy production.
Stress Relief 70.0
Ashwagandha is a well-known adaptogen that helps the body cope with stress, and Pantothenic Acid supports adrenal gland function, both contributing to a more balanced stress response.
85 Value

Optimized Ashwagandha

Life Extension
4.7
(20828 ratings)
This supplement delivers a clinically backed Sensoril Ashwagandha extract (125mg) at an exceptionally low price per serving ($0.08 vs $0.34), offering excellent value for targeted stress relief, energy, and mood support without the expense of the original product's ineffectual minerals.
80 Value

Super Stress B-Complex with Vitamin C

Swanson
4.7
(1820 ratings)
For just $0.08 per serving, this B-complex provides a significant dose of Pantothenic Acid (125mg) and other vital B vitamins, offering superior value for energy metabolism and stress response compared to the original product.
85 Value

Thyroid Essentials

Swanson
4.7
(536 ratings)
This product offers a very similar and effective blend of key thyroid-supporting ingredients, including proper dosages for copper (2mg) and manganese (missing in the original), at a much lower price per serving ($0.10 vs $0.34), delivering better overall value for comprehensive thyroid support.
92 Performance

Thyroid Strength

MegaFood
4.5
(854 ratings)
This alternative provides a more comprehensive and potent blend for thyroid and adrenal support, including a higher dose of Sensoril Ashwagandha and other complementary adaptogens like Holy Basil and Coleus forskohlii, suggesting greater efficacy for overall wellness.
90 Performance

Thyroid Support Complex

Pure Encapsulations
4.6
(133 ratings)
With higher doses of both Ashwagandha (400mg) and Guggul (150mg), along with the core thyroid nutrients, this alternative offers a more robust and effective formulation for targeted thyroid and metabolic support compared to the original product.
88 Performance

Emotional Balance Support

Thorne
4.8
(325 ratings)
This product focuses on emotional well-being and stress relief with a potent combination of L-Tyrosine (200mg), Pantothenic Acid (130mg), and a blend of adaptogens, making it a superior choice for those prioritizing mood and stress management.
90 Budget

Selenium 200 mcg

NOW
4.8
(26270 ratings)
This product offers a higher dose of Selenium (200mcg vs 50mcg) in a well-absorbed form for significantly less cost per serving ($0.05 vs $0.34), making it a highly economical choice for this key thyroid mineral.
90 Budget

L-Tyrosine 500 mg

NOW
4.7
(41408 ratings)
For only $0.07 per serving, this supplement provides the identical 500mg of L-Tyrosine as the original product, offering a very budget-friendly way to support mental focus and mood without unnecessary extras.
85 Budget

Ashwagandha Extract 450 mg

Swanson
4.7
(3017 ratings)
At $0.08 per serving, this Ashwagandha supplement offers a higher potency (450mg vs 150mg) for stress relief and energy at a significantly lower price, delivering more targeted benefits for less.
85 Value

Optimized Ashwagandha

Life Extension
4.7
(20828 ratings)
This supplement delivers a clinically backed Sensoril Ashwagandha extract (125mg) at an exceptionally low price per serving ($0.08 vs $0.34), offering excellent value for targeted stress relief, energy, and mood support without the expense of the original product's ineffectual minerals.
80 Value

Super Stress B-Complex with Vitamin C

Swanson
4.7
(1820 ratings)
For just $0.08 per serving, this B-complex provides a significant dose of Pantothenic Acid (125mg) and other vital B vitamins, offering superior value for energy metabolism and stress response compared to the original product.
85 Value

Thyroid Essentials

Swanson
4.7
(536 ratings)
This product offers a very similar and effective blend of key thyroid-supporting ingredients, including proper dosages for copper (2mg) and manganese (missing in the original), at a much lower price per serving ($0.10 vs $0.34), delivering better overall value for comprehensive thyroid support.
92 Performance

Thyroid Strength

MegaFood
4.5
(854 ratings)
This alternative provides a more comprehensive and potent blend for thyroid and adrenal support, including a higher dose of Sensoril Ashwagandha and other complementary adaptogens like Holy Basil and Coleus forskohlii, suggesting greater efficacy for overall wellness.
90 Performance

Thyroid Support Complex

Pure Encapsulations
4.6
(133 ratings)
With higher doses of both Ashwagandha (400mg) and Guggul (150mg), along with the core thyroid nutrients, this alternative offers a more robust and effective formulation for targeted thyroid and metabolic support compared to the original product.
88 Performance

Emotional Balance Support

Thorne
4.8
(325 ratings)
This product focuses on emotional well-being and stress relief with a potent combination of L-Tyrosine (200mg), Pantothenic Acid (130mg), and a blend of adaptogens, making it a superior choice for those prioritizing mood and stress management.