PlainVitamins

Waterex

by GNC AMP Advanced Muscle Performance · capsule · 30 packs

  • On the market (NIH)
  • DSLD label 336013
  • Serving 1 gray filled capsule
  • 30 servings

Waterex by GNC AMP Advanced Muscle Performance lists 8 ingredients, 8 with an amount per serving of 1 gray filled capsule, such as 25 mg of vitamin B6, 25 mg of magnesium, 6.25 mg of cornsilk, powder and 6.25 mg of fennel, powder. Its current label entered the NIH Dietary Supplement Label Database on May 21, 2025.

What is in Waterex?

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

Waterex: Supplement Facts rows against the market (DSLD label 336013, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxine Hydrochloride25 mg1,471%Vitamin B6 in Waterex against 15,277 products25 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg25 mg

Higher than 76% of 15,277 products listing vitamin B6 (median 6 mg).

Magnesiumas Magnesium Oxide25 mg6%Magnesium in Waterex against 14,003 products25 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg25 mg

77% of 14,003 products listing magnesium give more (median 86 mg).

Cornsilk, Powder6.25 mg
Fennel, Powder6.25 mgFennel in Waterex against 315 products6.25 mg per serving; the middle half of products list 26.5 mg to 215 mg, the median 72 mg.6.25 mg

91% of 315 products listing fennel give more (median 72 mg).

Garlic, Powder6.25 mgGarlic in Waterex against 1,075 products6.25 mg per serving; the middle half of products list 50 mg to 500 mg, the median 200 mg.6.25 mg

93% of 1,075 products listing garlic give more (median 200 mg).

Horsetail Rush, Powder6.25 mgHorsetail in Waterex against 519 products6.25 mg per serving; the middle half of products list 20 mg to 200 mg, the median 67 mg.6.25 mg

85% of 519 products listing horsetail give more (median 67 mg).

Parsley, Powder6.25 mgParsley in Waterex against 359 products6.25 mg per serving; the middle half of products list 25.35 mg to 200 mg, the median 80 mg.6.25 mg

90% of 359 products listing parsley give more (median 80 mg).

Uva-Ursi Leaf Extract6.25 mgUva Ursi in Waterex against 360 products6.25 mg per serving; the middle half of products list 25 mg to 206.25 mg, the median 100 mg.6.25 mg

93% of 360 products listing uva ursi give more (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 336013 (entered May 21, 2025), 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:

  • 91% of the 315 products that print an amount of fennel list more than its 6.25 mg of fennel (median 72 mg).
  • 93% of the 1,075 products that print an amount of garlic list more than its 6.25 mg of garlic (median 200 mg).
  • 90% of the 359 products that print an amount of parsley list more than its 6.25 mg of parsley (median 80 mg).
  • 93% of the 360 products that print an amount of uva ursi list more than its 6.25 mg of uva-ursi leaf extract (filed by NIH under uva ursi) (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?

The products whose ingredient lists overlap most with Waterex's, rare ingredients counting for more.

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, for optimal health benefits, take the contents of one pack daily with food every morning.
Warnings
Warning: Cancer and reproductive harm - www.P65Warnings.ca.gov.
Consult your physician prior to using this product if you are pregnant, nursing, taking medication or have a medical condition.
Discontinue use two weeks prior to surgery.
Keep out of reach of children.
Allergens and what it does not contain
Non-stimulant formula
No artificial flavors, gluten free, no dairy. GF Gluten free
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 336013.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Gelatin, Potassium Chloride, Magnesium Stearate, Silicon Dioxide, Calcium Silicate, Maltodextrin, Cellulose, Sodium Lauryl Sulfate.

How many labels does Waterex have?

11 labels are on file under this name since November 21, 2018: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 336013 (current) Entered May 21, 2025 · on the market · 30 packs
  2. Label 317614 Entered September 25, 2024 · on the market · 30 packs
  3. Label 317605 Entered August 22, 2024 · off the market December 4, 2024 · 30 packs
  4. Label 312713 Entered July 25, 2024 · on the market · 30 gray filled capsules · UPC 4 48107 23244 3
  5. Label 312640 Entered June 20, 2024 · on the market · 30 packs
  6. Label 224774 Entered July 23, 2020 · off the market December 4, 2024 · 30 packs
  7. Label 228070 Entered June 24, 2020 · on the market · 30 packs
  8. Label 227974 Entered June 24, 2020 · on the market · 30 packs
  9. Label 213225 Entered February 26, 2020 · on the market · 30 packs
  10. Label 183550 Entered February 25, 2019 · on the market · 30 packs
  11. Label 183602 Entered November 21, 2018 · off the market June 3, 2020 · 30 packs

DSLD also links this label to: Cla (bundle set), Decaf Thermo Igniter 12X (bundle set), Mega Men Sport Multivitamin (bundle set).

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

Who makes it?

The label names GNC Holdings, LLC (distributor), Pittsburgh, PA. All GNC AMP Advanced Muscle Performance products.

Where next?