Tri-40

by Progressive Professional from Progressive Laboratories · capsule · 90 capsules

  • On the market (NIH)
  • UPC 3 51821 00421 1
  • DSLD label 263246
  • Serving 1 capsule
  • 90 servings

Tri-40 by Progressive Professional from Progressive Laboratories lists 5 ingredients, 5 with an amount per serving of 1 capsule, such as 150 mcg of iodine, 50 mg of sea kelp, 40 mg of raw bovine thyroid concentrate and 40 mg of raw spleen concentrate. Its current label entered the NIH Dietary Supplement Label Database on April 11, 2022.

What is in Tri-40?

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).

Tri-40: Supplement Facts rows against the market (DSLD label 263246, January 2026 release)
IngredientAmount% DVAmong products listing it
Iodineas Kelp150 mcg100%Iodine in Tri-40 against 6,382 products150 mcg per serving; the middle half of products list 75 mcg to 150 mcg, the median 150 mcg.DV 150 mcgUL 1,100 mcg150 mcg

15% of 6,382 products listing iodine give more (median 150 mcg).

Sea Kelp50 mgKelp in Tri-40 against 333 products50 mg per serving; the middle half of products list 20 mg to 100 mg, the median 50 mg.50 mg

44% of 333 products listing kelp give more (median 50 mg).

raw Bovine Thyroid ConcentrateRaw, Thyroxin Free40 mgThyroid in Tri-40 against 60 products40 mg per serving; the middle half of products list 31.88 mg to 142.5 mg, the median 100 mg.40 mg

68% of 60 products listing thyroid give more (median 100 mg).

raw Spleen ConcentrateRaw40 mgSpleen in Tri-40 against 106 products40 mg per serving; the middle half of products list 20 mg to 200 mg, the median 45 mg.40 mg

51% of 106 products listing spleen give more (median 45 mg).

raw Thymus concentrateRaw40 mgThymus in Tri-40 against 122 products40 mg per serving; the middle half of products list 25 mg to 198.75 mg, the median 50.5 mg.40 mg

57% of 122 products listing thymus give more (median 50.5 mg).

Source: NIH ODS Dietary Supplement Label Database, label 263246 (entered April 11, 2022), 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records one serving 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?

The products whose ingredient lists overlap most with Tri-40's, rare ingredients counting for more.

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
Directions: One capsule daily, or more, as directed by a health care professional.
Warnings
Sold only for dispensing by a licensed health professional.
Not to be used by pregnant or lactating women.
Tamper evident band around cap and seal on bottle. Do not use if either seal is broken or missing.
Keep out of the reach of children.
Allergens and what it does not contain
Guaranteed free of chemical pesticides and synthetic hormones. Contains no sugar, yeast, corn, soy, wheat, artificial colors or preservatives.
Iodine with thyroxin free thyroid, thymus & spleen concentrates

Source: label statements in DSLD label 263246.

What else is on the label?

Other ingredients: Rice Flour, Gelatin, Vegetable Lubricant.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Good Manufacturing Practice Certified GMP Compliant 21 CFR 111.

How many labels does Tri-40 have?

One label is on file, entered on April 11, 2022.

  1. Label 263246 (current) Entered April 11, 2022 · on the market · 90 capsules · UPC 3 51821 00421 1

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

Who makes it?

The label names Progressive Laboratories, Inc. (manufacturer), Irving, Texas. All Progressive Professional from Progressive Laboratories products.

Where next?