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ThyroAid

product on market Capsule Nutracraft Safety: 98/100
98/100

This product looks safe

  • Manganese: 200mg is 18.2× the Tolerable Upper Intake Level (11mg)
  • 57% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This profile contains iodine, selenium, and zinc, which have moderate to strong evidence for supporting thyroid hormone synthesis and metabolic function. Magnesium and Vitamin B12 contribute to cellular energy production and neurological health. Overall, the evidence coverage for this specific combination is limited.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Manganese: 200mg is 18.2× the Tolerable Upper Intake Level (11mg)

Label

Product Label

Label for ThyroAid
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
57%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

100 mcg (1667% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
150 mcg (100% DV)
Within RDA (1.0× RDA) 245 studies (A:4, B:133)
200 mg (50% DV)
Within RDA (0.5× RDA) 316 studies (A:8, B:159)
8 mg (53% DV)
Within RDA (0.7× RDA) 263 studies (A:6, B:134)
200 mcg (286% DV)
3.6× RDA — above typical dose (UL: 0.4 mg) 173 studies (A:0, B:67)
200 mcg (10% DV)
Within RDA (0.2× RDA) 37 studies (A:0, B:11)
200 mg (100% DV)
Exceeds UL by 18.2× (UL: 11 mg) 9 studies — no high-quality reviews
50 mcg (67% DV)
1.1× RDA — within safe limits 3 studies — no high-quality reviews
300 mg
Market median: 500.0mg (223 products) 24 studies (A:0, B:1)
Market median: 650.0mg (87 products) 1 studies — no high-quality reviews
Market median: 450.0mg (502 products) 28 studies (A:0, B:8)
Bladderwrack powder
50 mg
Cayenne Pepper powder
30 mg
Kelp
38 mg

Other Ingredients

Rice Flour Gelatin Vegetable Magnesium Stearate Silicon Dioxide
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: 2 tablets daily preferably with meals or as directed by a health care professional.

Warnings & Precautions

Caution: Do not exceed recommended dose.

Pregnant or nursing mothers, children under 18 years of age, and individuals with a known medical condition should consult a physician before using this or any dietary supplement.

Pregnant or nursing mothers, children under 18 years of age, and individuals with a known medical condition should consult a physician before using this or any dietary supplement.

This product is manufactured and packaged in a facility which may also process milk, soy, wheat, egg, peanuts, tree nuts, fish and crustacean shellfish.

Keep out of the reach of children.

Do not use if safety seal is damaged or missing.

Allergen Warning: Shellfish (kelp)

Formulation Notes

Thyroid support formula Supports thyroid health Supports healthy metabolism

Non-GMO formula

Iodine (kelp) 150 mcg per serving

Made in USA Good Manufacturing Practice Sourced from a GMP Certified Facility Quality Assured

Additional Information

Store in a cool, dry place.

Get your bonus here: www.nutracraft.com/coupon Please recycle.

Made in USA

Good Manufacturing Practice Sourced from a GMP Certified Facility Quality Assured

Metadata

Product Details

UPC / SKUX000OB44FD
DSLD Entry Date2021-04-22
Product TypeOther Combinations
FormCapsule
BrandNutracraft
DSLD ID246588
Data Updated2026-04-11
Research

Research Evidence

237
Research Sources
53
Avg Quality
83
Meta Analysis
74
Systematic Review
45
Rct
29
Clinical Trial
2
Guideline
2
Regulatory Source
1
Openfda Safety
A Associations between serum Homocysteine, vitamin B9, and vitamin B12 levels and the formation of intracranial Aneurysms: A systematic review and meta-analysis
Meta Analysis Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 2025 PubMed DOI
A Intake of vitamin B6, folate, and vitamin B12 and risk of coronary heart disease: a systematic review and dose-response meta-analysis of prospective cohort studies
Meta Analysis Critical reviews in food science and nutrition 2019 PubMed DOI
A Oral vitamin B12 versus intramuscular vitamin B12 for vitamin B12 deficiency
Systematic Review The Cochrane database of systematic reviews 2018 PubMed DOI
A Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression
Meta Analysis Nutrients 2021 PubMed DOI
A Efficacy of different routes of vitamin B12 supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta-analysis
Systematic Review Irish journal of medical science 2024 PubMed DOI
B Helicobacter pylori infection and micronutrient deficiency in pregnant women: a systematic review and meta-analysis
Meta Analysis BMJ open gastroenterology 2020 PubMed DOI
B Vitamin B12 supplementation during pregnancy for maternal and child health outcomes
Systematic Review The Cochrane database of systematic reviews 2024 PubMed DOI
B A comprehensive review and meta-regression analysis of randomized controlled trials examining the impact of vitamin B12 supplementation on homocysteine levels
Meta Analysis Nutrition reviews 2024 PubMed DOI
B Relationship between vitamin B12 levels and motor development: A systematic review
Systematic Review Clinical nutrition ESPEN 2024 PubMed DOI
B Vitamin B12, folate, and homocysteine in metabolic syndrome: a systematic review and meta-analysis
Meta Analysis Frontiers in endocrinology 2023 PubMed DOI
View all evidence for Vitamin B12 →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.