Prostaprin

by Doctor's Associates RX · capsule · N/A

  • Off the market since November 2019 (NIH)
  • DSLD label 47786
  • Serving 1 capsule; amounts per 2 capsules
  • 30 servings

Prostaprin by Doctor's Associates RX lists 13 ingredients, 5 with an amount per serving of 2 capsules, such as 300 IU of vitamin E, 200 IU (5 mcg) of vitamin D, 25 mg of vitamin B6 and 50 mcg of vitamin B12; 8 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on July 24, 2015.

What is in Prostaprin?

Each row as the label prints it, per serving of 2 capsules. 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).

Prostaprin: Supplement Facts rows against the market (DSLD label 47786, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Eas DL-Alpha-Tocopheryl AcetateVitamin E (Form: as DL Alpha Tocopheryl Acetate)300 IU1,000%Vitamin E in Prostaprin against 6,459 products300 IU per serving; the middle half of products list 15 IU to 100 IU, the median 30 IU.300 IU

Higher than 90% of 6,459 products listing vitamin E (median 30 IU). Per day at the most servings: 600 IU.

Vitamin Das CholecalciferolVitamin D (Form: as Cholecalciferol)200 IU (5 mcg)50%Vitamin D in Prostaprin against 14,175 products5 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg5 mcg

83% of 14,175 products listing vitamin D give more (median 15 mcg). Per day at the most servings: 10 mcg.

Vitamin B6as Pyridoxine HydrochlorideVitamin B6 (Form: as Pyridoxine Hydrochloride)25 mg1,250%Vitamin B6 in Prostaprin against 15,277 products25 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg25 mg

Higher than 76% of 15,277 products listing vitamin B6 (median 6 mg). Per day at the most servings: 50 mg.

Vitamin B12as CyanocobalaminVitamin B12 (Form: as Cyanocobalamin)50 mcg830%Vitamin B12 in Prostaprin against 14,425 products50 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg50 mcg

Higher than 51% of 14,425 products listing vitamin B12 (median 36 mcg). Per day at the most servings: 100 mcg.

Zincas Zinc OxideZinc (Form: as Zinc Oxide)20 mg133%Zinc in Prostaprin against 13,186 products20 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg20 mg

Higher than 79% of 13,186 products listing zinc (median 11 mg). Per day at the most servings: 40 mg.

Proprietary Blend880 mg
Beta-Sitosterolin the blend, no amount given
Saw Palmettoin the blend, no amount given
Pygeum africanumin the blend, no amount given
Green Tea extractin the blend, no amount given
Cranberry extractin the blend, no amount given
Copperas Copper GluconateCopper (Form: as Copper Gluconate)in the blend, no amount given
Lycopenein the blend, no amount given
Seleniumas Selenium Amino Acid ChelateSelenium (Form: as {Selenium} AAC)in the blend, no amount given

Source: NIH ODS Dietary Supplement Label Database, label 47786 (entered July 24, 2015), version 9.4.0. See the label on DSLD. 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; 8 ingredients sit inside a blend, so their amounts cannot be compared.

The NIH database records 2 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?

The products whose ingredient lists overlap most with Prostaprin'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 for use Directions: Take one capsule every twelve hours with a full glass of water. You may take Prostaprin with or without food. Do not exceed two capsule in a 24 hour period.
Warnings
Use only as directed.
Warning: Do not exceed the daily suggested dose.
Consult a physician before use if you have a medical condition, or are taking prescription medications.
Keep out of reach of children.
Storage
Store at controlled room temperature 15(0)-30(0)C/ 59(0)-86(0)F

Source: label statements in DSLD label 47786.

What else is on the label?

Other ingredients: Calcium Carbonate, Gelatin, Magnesium Stearate.

How many labels does Prostaprin have?

One label is on file, entered on July 24, 2015.

  1. Label 47786 (current) Entered July 24, 2015 · off the market November 20, 2019 · N/A

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

Who makes it?

The label names Doctor's Associates Rx (manufacturer). All Doctor's Associates RX products.

Where next?