L-Glutathione (Reduced) 500 mg
by California Gold Nutrition · capsule · 120 veggie capsules
- On the market (NIH)
- UPC 8 98220 01898 7
- DSLD label 299640
- Serving 1 capsule
- 120 servings
L-Glutathione (Reduced) 500 mg by California Gold Nutrition lists one ingredient: 500 mg of L-glutathione, reduced per serving of 1 capsule. Its current label entered the NIH Dietary Supplement Label Database on December 14, 2023.
What is in L-Glutathione (Reduced) 500 mg?
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 |
|---|---|---|---|
| L-Glutathione, Reduced | 500 mg | Higher than 87% of 717 products listing glutathione (median 50 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 299640 (entered December 14, 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?
6 products list the very same ingredients; the nearest amounts come first.
- L-Glutathione Free Form 250 mgVitamin World · off the market same ingredients
- Glutathione Reduced 500Jarrow Formulas · off the market same ingredients
- Maximum Strength L-Glutathione 500 mgVitamin World · off the market same ingredients
- L-Glutathione 250 mgVitamin World same ingredients
- Glutathione Reduced 500 mgThe Vitamin Shoppe · off the market same ingredients
- Glutathione ReducedJarrow Formulas · off the market 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 use: Take 1 capsule daily, with food. Best when taken as directed by a qualified healthcare professional.
- Warnings
- Warnings: Keep out of reach of children.
- Consult with a licensed physician, pharmacist, naturopath or other qualified healthcare professional prior to taking dietary supplements. Sealed for your protection. Do not use if seal is missing or broken.
- Not manufactured with milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soy, sesame, or gluten. Produced in an FDA-registered, third party audited, and cGMP compliant facility that may process other products that contain these allergens or ingredient
- Allergens and what it does not contain
- Formulated without: Gluten GMOs Soy
- Not manufactured with milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soy, sesame, or gluten.
- Storage
- Store in a cool, dry place. Protect from heat, light, and moisture.
Source: label statements in DSLD label 299640.
What else is on the label?
Other ingredients: Microcrystalline Cellulose, Modified Cellulose, Silica, Magnesium Stearate.
How many labels does L-Glutathione (Reduced) 500 mg have?
3 labels are on file under this name since July 21, 2022: other sizes, label designs and reformulations. The current one leads this page.
- Label 299640 (current) Entered December 14, 2023 · on the market · 120 veggie capsules · UPC 8 98220 01898 7
- Label 274441 Entered August 23, 2022 · off the market October 3, 2023 · 120 veggie capsules · UPC 8 98220 01898 7
- Label 274241 Entered July 21, 2022 · on the market · 30 veggie capsules · UPC 8 98220 01897 0
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Madre Labs, LLC (distributor), Pasadena, CA. All California Gold Nutrition products.