PlainVitamins

Thyroid-SP

by Bronson · capsule · 90 capsules

  • On the market (NIH)
  • UPC 7 16563 37201 9
  • DSLD label 317346
  • Serving 1 capsule
  • 90 servings

Thyroid-SP by Bronson lists 4 ingredients, 4 with an amount per serving of 1 capsule, such as 300 mcg of iodine, 200 mg of L-tyrosine, 300 mg of ashwagandha and 10.8 mg of coleus forskohlii extract. Its current label entered the NIH Dietary Supplement Label Database on September 25, 2024.

What is in Thyroid-SP?

Each row as the label prints it, per serving of 1 capsule. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Thyroid-SP: Supplement Facts rows against the market (DSLD label 317346, January 2026 release)
IngredientAmount% DVAmong products listing it
Iodineas Kelp300 mcg200%Iodine in Thyroid-SP against 6,382 products300 mcg per serving; the middle half of products list 75 mcg to 150 mcg, the median 150 mcg.DV 150 mcgUL 1,100 mcg300 mcg

Higher than 95% of 6,382 products listing iodine (median 150 mcg). Per day at the most servings: 900 mcg.

L-Tyrosine200 mgTyrosine in Thyroid-SP against 1,680 products200 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.200 mg

69% of 1,680 products listing tyrosine give more (median 500 mg). Per day at the most servings: 600 mg.

Ashwagandha300 mgAshwagandha in Thyroid-SP against 1,646 products300 mg per serving; the middle half of products list 125 mg to 500 mg, the median 250 mg.300 mg

Higher than 59% of 1,646 products listing ashwagandha (median 250 mg). Per day at the most servings: 900 mg.

Coleus forskohlii Extractas Forskolin10.8 mgColeus in Thyroid-SP against 303 products10.8 mg per serving; the middle half of products list 73.5 mg to 250 mg, the median 125 mg.10.8 mg

95% of 303 products listing coleus give more (median 125 mg). Per day at the most servings: 32.4 mg.

Source: NIH ODS Dietary Supplement Label Database, label 317346 (entered September 25, 2024), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 300 mcg of iodine is higher than 95% of the 6,382 iodine products that print an amount; 235 list more.
  • 95% of the 303 products that print an amount of coleus list more than its 10.8 mg of coleus (median 125 mg).

The NIH database records 1 to 3 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

1 product lists the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Take 1-3x daily
Directions: As a dietary supplement for adults, take 1 capsule one to three times daily or as directed by a healthcare professional.
Warnings
Warning: Consult a healthcare professional before taking this product if you are pregnant or nursing.
Keep out of reach of children.
Storage
Store at room temperature. Protect from light.

Source: label statements in DSLD label 317346.

What else is on the label?

Other ingredients: Gelatin, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide.

How many labels does Thyroid-SP have?

2 labels are on file under this name since August 23, 2020: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 317346 (current) Entered September 25, 2024 · on the market · 90 capsules · UPC 7 16563 37201 9
  2. Label 233146 Entered August 23, 2020 · on the market · 180 capsules · UPC 7 16563 37202 6

DSLD also links this label to: Thyroid-SP (image difference, same product), Thyroid-SP (package size difference, same product), Thyroid-SP (package size difference, same product).

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Bronson Laboratories (manufacturer), Lindon, UT. All Bronson products.

Where next?