Potassium Chloride Powder
by NOW · powder · 8 ounces
- On the market (NIH)
- UPC 7 33739 01450 4
- DSLD label 335292
- Serving 0.7 g (1/8 teaspoon (approx. 0.7 g))
- 324 servings
Potassium Chloride Powder by NOW lists 2 ingredients, 2 with an amount per serving of 0.7 g, such as 363 mg of potassium. Its current label entered the NIH Dietary Supplement Label Database on September 25, 2025.
What is in Potassium Chloride Powder?
Each row as the label prints it, per serving of 0.7 g. 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 |
|---|---|---|---|
| PotassiumElemental | 363 mg | 8% | Higher than 91% of 11,614 products listing potassium (median 99 mg). Per day at the most servings: 1,089 mg. |
| Potassium Chloride | 693 mg |
Source: NIH ODS Dietary Supplement Label Database, label 335292 (entered September 25, 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:
- Its 363 mg of potassium is higher than 91% of the 11,614 potassium products that print an amount; 1,015 list more.
The NIH database records 1 to 3 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.
- Potassium Chloride 365 mgNutricost same ingredients
- K+2 PotassiumDesigns for Health same ingredients
- Potassium CitrateNOW same ingredients
- Potassium Citrate PowderTerraVita same ingredients
- Potassium Gluconate 100% Pure PowderNOW · off the market same ingredients
- Potassium Bicarbonate 1.3 gNutricost 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 Usage: Take 1/8 teaspoon with food. Take with at least 8 oz. of water or other beverage. Can be taken 1 to 3 times daily in separate servings.
- Warnings
- Do not exceed 3 servings per day.
- Caution: For adults only.
- Consult physician if pregnant/nursing, taking any medications (especially those that may affect kidney function or blood potassium levels), or have a medical condition (especially heart/kidney condition or diabetes).
- Keep out of reach of children.
- Not manufactured with yeast, wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
- Allergens and what it does not contain
- Sodium free NON GMO Project Verified nongmoproject.org
- Not manufactured with yeast, wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients.
- Storage
- This product is sold by weight not volume. Store in a cool, dry place after opening.
Source: label statements in DSLD label 335292.
What else is on the label?
Other ingredients: Magnesium Carbonate.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): NON GMO Project Verified nongmoproject.org Triangle K (Kosher); GMP Quality Assured.
How many labels does Potassium Chloride Powder have?
8 labels are on file under this name since October 25, 2012: other sizes, label designs and reformulations. The current one leads this page.
- Label 335292 (current) Entered September 25, 2025 · on the market · 8 ounces · UPC 7 33739 01450 4
- Label 313974 Entered August 22, 2024 · off the market January 21, 2025 · 8 ounces · UPC 7 33739 01450 4
- Label 70678 Entered March 24, 2017 · off the market February 12, 2024 · 8 oz. · UPC 7 33739 01450 4
- Label 51798 Entered October 22, 2015 · off the market November 30, 2016 · 8 oz. · UPC 7 33739 01450 4
- Label 38855 Entered October 27, 2014 · off the market September 30, 2015 · 8 oz. · UPC 7 33739 01450 4
- Label 35974 Entered August 26, 2014 · off the market October 8, 2014 · 8 oz. · UPC 7 33739 01450 4
- Label 28047 Entered December 24, 2013 · off the market June 3, 2014 · 8 oz. · UPC 7 33739 01450 4
- Label 14822 Entered October 25, 2012 · off the market August 23, 2012 · 8 oz. · UPC 7 33739 01450 4
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names NOW Foods (packager), Bloomingdale, IL. All NOW products.