Epsom Salt
Magnesium Sulfate · Granule · Oral, Topical
Active ingredient
Active ingredient Magnesium sulfate USP (Heptahydrate) 100%
Purpose
Purpose Saline laxative
Uses
Uses for relief of occasional constipation (irregularity) this product generally produces bowel movement in 1/2 to 6 hours
Warnings
Warnings
Ask a doctor before use
Ask a Doctor before use kidney disease a magnesium-restricted diet abdominal pail, nausea or vomiting noticed a sudden change in bowel habits that persists over a period of 2 weeks already used a laxative for a period longer than 1 week.
Ask a doctor or pharmacist
Ask a doctor or pharmacist before use if you are taking any other drug. Take this product 2 or more hours before or after other drugs. Laxatives may affect how other drugs work.
Stop use and ask a doctor
Stop use and ask a doctor if you have rectal bleeding or failure to have a bowel movement after use. These could be signs of a serious condition.
Pregnancy or breast-feeding
If pregnant or breast-feeding ask a health professional before use.
Keep out of reach of children
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.
Directions
Directions do not exceed recommended daily dosage drink a full glass (8 ounces) of liquid with each dose may be taken as a single daily dose or in divided doses dissolve the dose in 8 ounces of water. Lemon juice may be added to improve the taste adults and children 12 years and over - 2 to 6 level teaspoons (10 to 30 grams) daily children 6 to under 12 years - 1 to 2 level teaspoons (5 to 10 grams) daily children under 6 years - consult a doctor
Inactive ingredients
inactive ingredient None
Questions?
Questions? Call 1-800-910-6874
Label text from the FDA structured product label by Target Corporation (revised Sep 4, 2026). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Magnesium Sulfate Heptahydrate in 27 products
- Magnesium Sulfate, Unspecified in 17 products
Epsom Salt NDC products (44)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 72288-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Amazon.com Services LLC | OTC MONOGRAPH DRUG |
| 46122-461 | Magnesium Sulfate Heptahydrate 1 g/g Granule | AmerisourceBergen (Good Neighbor Pharmacy) 46122 | OTC MONOGRAPH DRUG |
| 70000-0614 | Magnesium Sulfate, Unspecified 1 g/g Granule | Cardinal Health (Leader) 70000 | OTC MONOGRAPH DRUG |
| 70000-0021 | Magnesium Sulfate Heptahydrate 1 g/g Crystal | Cardinal Health, 110 dba Leader | OTC MONOGRAPH DRUG |
| 68016-732 | Magnesium Sulfate, Unspecified 1 g/g Granule | Chain Drug Consortium, LLC | OTC MONOGRAPH DRUG |
| 83324-175 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Chain Drug Marketing Association | OTC MONOGRAPH DRUG |
| 51316-072 | Magnesium Sulfate Heptahydrate 1 g/g Granule | CVS PHARMACY | OTC MONOGRAPH DRUG |
| 51316-395 | Magnesium Sulfate, Unspecified 1 g/g Granule | CVS PHARMACY, INC | OTC MONOGRAPH DRUG |
| 69842-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | CVS Pharmacy, Inc. | OTC MONOGRAPH DRUG |
| 53943-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Discount Drug Mart | OTC MONOGRAPH DRUG |
| 49035-395 | Magnesium Sulfate, Unspecified 1 g/g Granule | EQUATE (Wal-Mart Stores, Inc.) (see also WAL-MART INC) | OTC MONOGRAPH DRUG |
| 55319-572 | Magnesium Sulfate, Unspecified 1 g/g Granule | Family Dollar (FAMILY WELLNESS) | OTC MONOGRAPH DRUG |
| 50804-395 | Magnesium Sulfate, Unspecified 1 g/g Granule | Good Sense (Geiss, Destin & Dunn, Inc.) | OTC MONOGRAPH DRUG |
| 85828-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Grocery Outlet, Inc. | OTC MONOGRAPH DRUG |
| 72036-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | HARRIS TEETER | OTC MONOGRAPH DRUG |
| 69256-395 | Magnesium Sulfate, Unspecified 1 g/g Granule | Harris Teeter, LLC | OTC MONOGRAPH DRUG |
| 42507-962 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Hy-Vee, Inc. | OTC MONOGRAPH DRUG |
| 41250-929 | Magnesium Sulfate Heptahydrate 1 g/g Granule | Meijer, Inc. | OTC MONOGRAPH DRUG |
| 41250-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Meijer, Inc. | OTC MONOGRAPH DRUG |
| 55910-038 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Old East Main Co. | OTC MONOGRAPH DRUG |
| 49580-0394 | Magnesium Sulfate, Unspecified 1 g/g Granule | P & L Development, LLC | OTC MONOGRAPH DRUG |
| 56062-952 | Magnesium Sulfate Heptahydrate 1 g/g Granule | Publix Super Markets, Inc. | OTC MONOGRAPH DRUG |
| 72476-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Retail Business Services, LLC | OTC MONOGRAPH DRUG |
| 21130-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Safeway Inc | OTC MONOGRAPH DRUG |
| 21130-970 | Magnesium Sulfate, Unspecified 1 g/g Granule | Safeway, Inc. | OTC MONOGRAPH DRUG |
| 68196-395 | Magnesium Sulfate, Unspecified 1 g/g Granule | Sam's West, Inc | OTC MONOGRAPH DRUG |
| 62011-0362 | Magnesium Sulfate, Unspecified 1 g/g Granule | Strategic Sourcing Services LLC | OTC MONOGRAPH DRUG |
| 70677-1210 | Magnesium Sulfate, Unspecified 1 g/g Granule | Strategic Sourcing Services LLC | OTC MONOGRAPH DRUG |
| 70677-0038 | Magnesium Sulfate, Unspecified 1 g/g Granule | Strategic Sourcing Services LLC | OTC MONOGRAPH DRUG |
| 11673-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Target Corporation | OTC MONOGRAPH DRUG |
| 82442-017 | Magnesium Sulfate Heptahydrate 1 g/g Granule | Target Corporation | OTC MONOGRAPH DRUG |
| 11673-200 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Target Corporation | OTC MONOGRAPH DRUG |
| 36800-395 | Magnesium Sulfate, Unspecified 1 g/g Granule | TOP CARE (Topco Associates LLC) | OTC MONOGRAPH DRUG |
| 36800-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Topco Associates LLC | OTC MONOGRAPH DRUG |
| 76162-029 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Topco Associates LLC | OTC MONOGRAPH DRUG |
| 41163-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | United Natural Foods, Inc. dba UNFI | OTC MONOGRAPH DRUG |
| 63941-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Valu Merchandisers Company | OTC MONOGRAPH DRUG |
| 0869-0602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Vi-Jon, LLC | OTC MONOGRAPH DRUG |
| 0363-0942 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Walgreen Co. | OTC MONOGRAPH DRUG |
| 0363-0395 | Magnesium Sulfate Heptahydrate 1 g/g Granule | Walgreens | OTC MONOGRAPH DRUG |
| 42681-6413 | Magnesium Sulfate, Unspecified 1 g/g Granule | Whole Foods Market | OTC MONOGRAPH DRUG |
| 42681-6412 | Magnesium Sulfate, Unspecified 1 g/g Granule | Whole Foods Market | OTC MONOGRAPH DRUG |
| 67091-352 | Magnesium Sulfate, Unspecified 1 g/g Granule | WinCo Foods, LLC | OTC MONOGRAPH DRUG |
| 55301-602 | Magnesium Sulfate Heptahydrate 1 g/g Granule, For Solution | Your Military Exchanges | OTC MONOGRAPH DRUG |
Frequently asked questions
What is Epsom Salt used for?
Uses for relief of occasional constipation (irregularity) this product generally produces bowel movement in 1/2 to 6 hours
Who makes Epsom Salt?
Epsom Salt is listed by 37 labelers in the FDA NDC directory, including Amazon.com Services LLC, AmerisourceBergen (Good Neighbor Pharmacy) 46122, Cardinal Health (Leader) 70000, Cardinal Health, 110 dba Leader.