PlainVitamins

Evening Primrose Oil 500 mg

by NOW · softgel capsule · 250 softgels

  • On the market (NIH)
  • UPC 7 33739 01752 9
  • DSLD label 314307
  • Serving 3 softgels
  • 83 servings

Evening Primrose Oil 500 mg by NOW lists 2 ingredients, 2 with an amount per serving of 3 softgels, such as 1.5 g of evening primrose seed oil, cold-pressed, beside 3 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on July 25, 2024.

What is in Evening Primrose Oil 500 mg?

Each row as the label prints it, per serving of 3 softgels. 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).

Evening Primrose Oil 500 mg: Supplement Facts rows against the market (DSLD label 314307, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories15 Calories
Total Fat1.5 g2%Fat (unspecified) in Evening Primrose Oil 500 mg against 11,965 products1.5 g per serving; the middle half of products list 1 g to 2.5 g, the median 1.5 g.1.5 g

44% of 11,965 products listing fat (unspecified) give more (median 1.5 g).

Polyunsaturated Fat1 gPolyunsaturated Fat in Evening Primrose Oil 500 mg against 1,759 products1 g per serving; the middle half of products list 0.5 g to 2 g, the median 1 g.1 g

39% of 1,759 products listing polyunsaturated fat give more (median 1 g).

Monounsaturated Fatless than 0.5 g
Evening Primrose Seed Oil, Cold-Pressedas Oenothera biennis Seed Oil, Cold-Pressedhexane-free, 1,500 mg1.5 g
Gamma-Linolenic Acid135 mgGamma Linolenic Acid in Evening Primrose Oil 500 mg against 740 products135 mg per serving; the middle half of products list 42 mg to 160 mg, the median 90 mg.135 mg

Higher than 70% of 740 products listing gamma linolenic acid (median 90 mg).

Source: NIH ODS Dietary Supplement Label Database, label 314307 (entered July 25, 2024), 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?

The products whose ingredient lists overlap most with Evening Primrose Oil 500 mg'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
Suggested Usage: Take 3 softgels daily with food.
Warnings
Caution: For adults only. Keep out of reach of children.
Consult physician if pregnant/nursing, taking medication, or have a medical condition.
Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Allergens and what it does not contain
Non-GMO
Hexane-free
Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish or sesame ingredients.
Storage
Store in a cool, dry place after opening.

Source: label statements in DSLD label 314307.

What else is on the label?

Other ingredients: Bovine Gelatin, Glycerin, Water.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Triangle K (Kosher) Contains Gelatin; Crescent H (Halal) GMP Quality Assured.

How many labels does Evening Primrose Oil 500 mg have?

10 labels are on file under this name since November 21, 2012: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 314307 (current) Entered July 25, 2024 · on the market · 250 softgels · UPC 7 33739 01752 9
  2. Label 245204 Entered April 22, 2021 · on the market · 100 softgels · UPC 7 33739 01750 5
  3. Label 205076 Entered July 24, 2019 · off the market February 12, 2024 · 250 softgels · UPC 7 33739 01752 9
  4. Label 77613 Entered December 22, 2017 · off the market December 6, 2018 · 250 softgels · UPC 7 33739 01752 9
  5. Label 72298 Entered March 24, 2017 · off the market August 24, 2023 · 100 softgels · UPC 7 33739 01750 5
  6. Label 46364 Entered June 25, 2015 · off the market May 19, 2017 · 250 softgels · UPC 7 33739 01752 9
  7. Label 46363 Entered June 25, 2015 · off the market March 7, 2017 · 100 softgels · UPC 7 33739 01750 5
  8. Label 15100 Entered November 21, 2012 · off the market May 21, 2015 · 250 softgels · UPC 7 33739 01752 9
  9. Label 15092 Entered November 21, 2012 · off the market May 21, 2015 · 100 softgels · UPC 7 33739 01750 5
  10. Label 15087 Entered November 21, 2012 · off the market September 23, 2011 · 100 softgels · UPC 7 33739 01750 5

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 (manufacturer), Bloomingdale, IL. All NOW products.

Where next?