PlainVitamins

Meganephrine

by Cardiovascular Research · capsule · 60 capsules

  • On the market (NIH)
  • UPC 6 96859 13212 4
  • DSLD label 283440
  • Serving 1 capsule
  • 60 servings

Meganephrine by Cardiovascular Research lists 4 ingredients, 4 with an amount per serving of 1 capsule, such as 250 mg of L-tyrosine, 250 mg of ABgland adrenal, 50 mg of ABgland pituitary and 40 mg of ABgland hypothalamus. Its current label entered the NIH Dietary Supplement Label Database on March 22, 2023.

What is in Meganephrine?

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).

Meganephrine: Supplement Facts rows against the market (DSLD label 283440, January 2026 release)
IngredientAmount% DVAmong products listing it
L-Tyrosine250 mgTyrosine in Meganephrine against 1,680 products250 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.250 mg

64% of 1,680 products listing tyrosine give more (median 500 mg).

ABgland Adrenalas Bovine250 mgAdrenals in Meganephrine against 218 products250 mg per serving; the middle half of products list 30 mg to 200 mg, the median 100 mg.250 mg

Higher than 81% of 218 products listing adrenals (median 100 mg).

ABgland Pituitaryas Bovine50 mgPituitary in Meganephrine against 82 products50 mg per serving; the middle half of products list 10 mg to 30 mg, the median 17.5 mg.50 mg

Higher than 84% of 82 products listing pituitary (median 17.5 mg).

ABgland Hypothalamusas Bovine40 mg

Source: NIH ODS Dietary Supplement Label Database, label 283440 (entered March 22, 2023), 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 Meganephrine'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 Take one capsule daily, or as directed by a physician.
Allergens and what it does not contain
The nutrients contained within these capsules are the purest and highest quality available and contain no diluents, preservatives, or binders to ensure maximal tolerance and absorption.

Source: label statements in DSLD label 283440.

What else is on the label?

Other ingredients: Beef Tissue, Microcrystalline Cellulose, Gelatin, Dicalcium Phosphate, Silicon Dioxide, Magnesium Stearate.

How many labels does Meganephrine have?

2 labels are on file under this name since June 25, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 283440 (current) Entered March 22, 2023 · on the market · 60 capsules · UPC 6 96859 13212 4
  2. Label 22727 Entered June 25, 2013 · off the market June 20, 2022 · 60 capsules

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

Who makes it?

The label names Cardiovascular Research, LTD. (distributor), Concord, CA. All Cardiovascular Research products.

Where next?