Huperzine A
by GNC Herbal Plus Standardized · capsule · 50 Vegetarian Capsules
- On the market (NIH)
- UPC 0 48107 06464 8
- DSLD label 709
- Serving 1 to 2 capsules; amounts per 1 capsule
Huperzine A by GNC Herbal Plus Standardized lists one ingredient: 50 mcg of huperzine A per serving of 1 capsule. Its current label entered the NIH Dietary Supplement Label Database on October 26, 2011.
What is in Huperzine A?
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).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Huperzine A | 50 mcg | 64% of 589 products listing huperzine give more (median 100 mcg). |
Source: NIH ODS Dietary Supplement Label Database, label 709 (entered October 26, 2011), 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.
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?
6 products list the very same ingredients; the nearest amounts come first.
- Advanced Therapeutics Huperzine Rx-BrainNature's Plus same ingredients
- Huperzine A 50 mcgGNC Herbal Plus same ingredients
- Advanced Therapeutics Huperzine Rx-BrainNaturesPlus same ingredients
- Huperzine ASource Naturals same ingredients
- Huperzine A 100 mcgSource Naturals same ingredients
- Huperzine A 1%BulkSupplements.com same ingredients
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: As a dietary supplement, take one to two capsules daily.
- Warnings
- KEEP OUT OF REACH OF CHILDREN.
- WARNING: Do not exceed recommended intake. Consult your physicial prior to using this product if you are pregnant, nursing, taking medication, have high blood pressure, heart problems or have a medical condition. Discontinue use two weeks prior to surgery.
- Storage
- Store in a cool, dry place.
Source: label statements in DSLD label 709.
What else is on the label?
Other ingredients: Dicalcium Phosphate, Cellulose, Vegetable Cellulose Capsule.
How many labels does Huperzine A have?
One label is on file, entered on October 26, 2011.
- Label 709 (current) Entered October 26, 2011 · on the market · 50 Vegetarian Capsules · UPC 0 48107 06464 8
DSLD also links this label to: Huperzine A 50 mcg (image difference, same product), Huperzine A 50 mcg (image difference, same product), Huperzine A 50 mcg (image 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 General Nutrition Corporation (distributor), Pittsburgh, PA. All GNC Herbal Plus Standardized products.