PepZin GI Zinc-L-Carnosine Complex
by Doctor's Best · capsule · 120 veggie caps
- Off the market since May 2016 (NIH)
- UPC 7 53950 00136 7
- DSLD label 43443
- Serving 1 capsule
- 120 servings
PepZin GI Zinc-L-Carnosine Complex by Doctor's Best lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 8 mg of zinc and 29.5 mg of L-carnosine. Its current label entered the NIH Dietary Supplement Label Database on March 25, 2015.
What is in PepZin GI Zinc-L-Carnosine Complex?
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 |
|---|---|---|---|
| Zincas PepZin GIZinc (Form: from PepZin GI) | 8 mg | 53% | 60% of 13,186 products listing zinc give more (median 11 mg). Per day at the most servings: 16 mg. |
| PepZin GI | 37.5 mg | ||
| L-Carnosineas PepZin GIL-Carnosine (Form: from PepZin GI) | 29.5 mg | 82% of 154 products listing carnosine give more (median 100 mg). Per day at the most servings: 59 mg. |
Source: NIH ODS Dietary Supplement Label Database, label 43443 (entered March 25, 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.
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?
6 products list the very same ingredients; the nearest amounts come first.
- Zinc CarnosineSwanson Ultra · off the market same ingredients
- Zinc CarnosineSwanson same ingredients
- Zinc Carnosine 37 mg Smooth LemonEZ Melts same ingredients
- Nature's Lining Light Mint FlavorLaneInnovative same ingredients
- Zinc-L-Carnosine ComplexCalifornia Gold Nutrition same ingredients
- Zinc CarnosineSeeking Health 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
- Suggested Adult Use: Take 1 capsule twice daily, during or after meals, or a recommended by a nutritionally-informed physician.
Source: label statements in DSLD label 43443.
What else is on the label?
Other ingredients: Cellulose, Modified Cellulose, Magnesium Stearate, Silicon Dioxide.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): pepZinGI(R) Patented Zinc-Carnosine.
How many labels does PepZin GI Zinc-L-Carnosine Complex have?
2 labels are on file under this name since August 23, 2013: other sizes, label designs and reformulations. The current one leads this page.
- Label 43443 (current) Entered March 25, 2015 · off the market May 2, 2016 · 120 veggie caps · UPC 7 53950 00136 7
- Label 24992 Entered August 23, 2013 · off the market March 10, 2015 · 120 veggie caps · UPC 7 53950 00136 7
DSLD also links this label to: Zinc Carnosine Complex With Pepzine GI (image difference, same product), PepZinGI (image difference, same product), PepZin GI (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 Doctor's Best, Inc. (distributor), San Clemente, CA. All Doctor's Best products.