PlainVitamins

L-Glutathione

by Nature's Craft · capsule · 60 capsules

  • On the market (NIH)
  • DSLD label 296675
  • Serving 1 vegetable capsule
  • 60 servings

L-Glutathione by Nature's Craft lists 3 ingredients, 3 with an amount per serving of 1 vegetable capsule, such as 500 mg of glutathione, reduced, 100 mg of milk thistle seed extract and 50 mg of alpha-lipoic acid. Its current label entered the NIH Dietary Supplement Label Database on October 24, 2023.

What is in L-Glutathione?

Each row as the label prints it, per serving of 1 vegetable 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).

L-Glutathione: Supplement Facts rows against the market (DSLD label 296675, January 2026 release)
IngredientAmount% DVAmong products listing it
Glutathione, Reducedreduced form500 mgGlutathione in L-Glutathione against 717 products500 mg per serving; the middle half of products list 10 mg to 200 mg, the median 50 mg.500 mg

Higher than 87% of 717 products listing glutathione (median 50 mg).

Milk Thistle Seed Extractas Silymarinstandardized to min. 80% silymarin100 mgMilk Thistle in L-Glutathione against 1,277 products100 mg per serving; the middle half of products list 90 mg to 300 mg, the median 175 mg.100 mg

65% of 1,277 products listing milk thistle give more (median 175 mg).

Alpha-Lipoic Acid50 mgAlpha Lipoic Acid in L-Glutathione against 2,407 products50 mg per serving; the middle half of products list 25 mg to 150 mg, the median 50 mg.50 mg

47% of 2,407 products listing alpha lipoic acid give more (median 50 mg).

Source: NIH ODS Dietary Supplement Label Database, label 296675 (entered October 24, 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?

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
Standard serving: As a dietary supplement, adults take one (1) capsule daily with water, 20-60 minutes before food, or as directed by a healthcare professional.
Warnings
Caution: Do not exceed recommended dose.
Pregnant or nursing mothers, children under 18, and individuals with a known medical condition should consult a physician before using this or any other dietary supplement.
This product is manufactured and packaged in a facility which may also process milk, soy, wheat, egg, peanuts, tree nuts, fish, and crustacean shellfish.
Keep out of the reach of children.
Do not use if safety seal is damaged or missing.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 296675.

What else is on the label?

Other ingredients: Hypromellose, Magnesium Stearate, Silicon Dioxide, Microcrystalline Cellulose.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Made in the USA with global ingredients FDA Inspected Facility GMP Sourced from a compliant facility 3rd party lab verified.

How many labels does L-Glutathione have?

5 labels are on file under this name since June 24, 2020: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 296675 (current) Entered October 24, 2023 · on the market · 60 capsules
  2. Label 296674 Entered August 23, 2023 · on the market · 30 capsules
  3. Label 256362 Entered October 22, 2021 · on the market · 30 vegetable capsules
  4. Label 228756 Entered June 24, 2020 · on the market · 30 capsules
  5. Label 228744 Entered June 24, 2020 · off the market June 14, 2022 · 60 capsules

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

Who makes it?

The label names Nature's Craft (distributor), Pomona, NY. All Nature's Craft products.

Where next?