PlainVitamins

Glucorol

by HoltraCeuticals · capsule · 90 capsules

  • On the market (NIH)
  • UPC 6 15033 60587 2
  • DSLD label 270814
  • Serving 3 capsules
  • 30 servings

Glucorol by HoltraCeuticals lists 3 ingredients, 3 with an amount per serving of 3 capsules, such as 10 mg of vitamin C, 1 g of berberine hydrochloride hydrate and 200 mg of alpha lipoic acid. Its current label entered the NIH Dietary Supplement Label Database on March 22, 2023.

What is in Glucorol?

Each row as the label prints it, per serving of 3 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).

Glucorol: Supplement Facts rows against the market (DSLD label 270814, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbyl Palmitate10 mg11%Vitamin C in Glucorol against 18,583 products10 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg10 mg

95% of 18,583 products listing vitamin C give more (median 100 mg).

Berberine Hydrochloride Hydrate1 gBerberine in Glucorol against 419 products1,000 mg per serving; the middle half of products list 131.5 mg to 500 mg, the median 400 mg.1,000 mg

Higher than 83% of 419 products listing berberine (median 400 mg).

Alpha Lipoic Acid200 mgAlpha Lipoic Acid in Glucorol against 2,407 products200 mg per serving; the middle half of products list 25 mg to 150 mg, the median 50 mg.200 mg

Higher than 78% of 2,407 products listing alpha lipoic acid (median 50 mg).

Source: NIH ODS Dietary Supplement Label Database, label 270814 (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?

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:

  • 95% of the 18,583 products that print an amount of vitamin C list more than its 10 mg of vitamin C (median 100 mg).

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?

2 products list 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
Suggested use: 3 capsules per day or as recommended by your health care professional.
Warnings
If you are pregnant or nursing, consult your physician before taking this product.
As with all dietary supplements, some individuals may not tolerate or may be allergic to the ingredients used. Please read the ingredient panel carefully prior to ingestion. Cease taking this product and consult your physician if you have negative reactions upon ingestion.
Keep out of reach of children.
This product was sealed for your protection. Do not use if outer logoed neck seal or inner-seal is missing or damaged.
Allergens and what it does not contain
Formulated to be free of allergens derived from: Gluten, corn, yeast, artificial colors and flavors.
Storage
Keep container tightly closed. Store at room temperature.

Source: label statements in DSLD label 270814.

What else is on the label?

Other ingredients: natural Vegetable Capsules, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Vcaps.

How many labels does Glucorol have?

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

  1. Label 270814 (current) Entered March 22, 2023 · on the market · 90 capsules · UPC 6 15033 60587 2
  2. Label 19437 Entered March 25, 2013 · off the market November 23, 2021 · 90 capsules · UPC 6 15033 60587 2

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

Who makes it?

The label names Holtorf Medical Group (distributor), El Segundo, CA. All HoltraCeuticals products.

Where next?