Brand
EP supplements
EP has 23 products in the NIH Dietary Supplement Label Database (24 labels), 5 of them on the market at its January 2026 release; its labels most often list niacin, calcium, pantothenic acid (vitamin B5). It ranks 840 of 5,741 brands by products on file.
- Products on file
- 2324 labels, sizes and designs counted
- On the market
- 522% of its products
- Labels disclosing no amount
- 0products whose label gives no amount per ingredient
- On file since
- 2013newest label August 23, 2019
What do EP labels contain?
The ingredients its products list most, with its median amount per serving against the median of every product listing the same ingredient.
| Ingredient | Its products | Its median | Market median |
|---|---|---|---|
| Niacin | 11 | 250 mg | 20 mg |
| Calcium | 5 | 130 mg | 115 mg |
| Pantothenic Acid (Vitamin B5) | 5 | 100 mg | 12 mg |
| Vitamin C | 4 | 300 mg | 100 mg |
| Phosphorus | 4 | 88.5 mg | 90 mg |
| Vitamin A | 3 | 7,000 IU | 4,000 IU |
| Vitamin E | 3 | 30 IU | 30 IU |
| Magnesium | 3 | 50 mg | 86 mg |
| Vitamin D | 3 | 10 mcg | 15 mcg |
| Biotin | 3 | 100 mcg | 200 mcg |
Source: Supplement Facts rows of EP's current labels and of every product's, NIH ODS Dietary Supplement Label Database version 9.4.0.
Every EP product
On-market products first, A to Z (page 1 of 1).
Every product with what it contains: the full list.
- Beta-Cal-E Antioxidanton the market2013
- Endur-Amide Sustained Release Niacinamide 250 mgon the market2013
- Endur-Amide Sustained Release NIacinamide 500 mgon the market2013
- Sustained Release Endur-C with Rose Hips 1000 mgon the market2013
- Sustained Release Endur-C With Rose Hips 500 mgon the market2013
- Cal-Mag Complex 300 mg/150 mgoff the market2013
- Chewable PepZin-GIoff the market2013
- Endur-Acin Extended Release Niacin 750 mgoff the market2013
- Extended Release Endur-Acin Wax Matrix Niacin 250 mgoff the market ยท 2 labels2019
- Extended Release Endur-Acin Wax Matrix Niacin 500 mgoff the market2013
- Extended Release Endur-Thine 500 mg/200 mgoff the market2013
- Immediate Release Phytosterols 450 mgoff the market2013
- Omega 3 Phospholipid 500 mgoff the market2013
- Plain Niacin 250 mgoff the market2013
- Plain Niacin 500 mgoff the market2013
- Resveratrol 100 mgoff the market2013
- Sustained Release Endur-B Complexoff the market2013
- Sustained Release Endur-Flex Glucosamine 500 mg Chondroitin 200 mgoff the market2013
- Sustained Release Endur-VM Multi-Vitamin & Mineral (Contains Iron)off the market2013
- Sustained Release Endur-VM Multi-Vitamin & Mineral (Without Iron)off the market2013
- Sustained Release L-Arginine 350 mgoff the market2013
- Sustained Release Mega Natural-BP 150 mgoff the market2013
- Sustained Release Pantethine from Pantesin 300 mgoff the market2013
What kinds of products does EP make?
EP products by DSLD product type
When did its products enter the database, and which are still sold?
| Year | On the market | Off the market |
|---|---|---|
| 2013 | 5 | 17 |
| 2019 | 0 | 1 |
Source: NIH Dietary Supplement Label Database label entry dates and market events, version 9.4.0.
Who is behind it?
Its labels most often name Endurance Products Co. (manufacturer), Tigard, OR, on 13 products.
Where next?
- Niacin
- Calcium
- Pantothenic Acid (Vitamin B5)
- Vitamin C
- Confidence USA
- Culturelle Kids
- DY Nutrition
- Five Flavors Herbs
- All brands
How to read a brand's figures, and what labels cannot tell you about a brand: comparing supplement brands by their labels. Label data, not medical advice.