Evening Primrose Oil 500 mg Cold-Pressed

by Quest · softgel capsule · 120 softgels

  • Off the market since October 2023 (NIH)
  • UPC 0 58371 21224 9
  • DSLD label 24007
  • Serving 3 to 6 softgels; amounts per 3 softgels

Evening Primrose Oil 500 mg Cold-Pressed by Quest lists 4 ingredients, 4 with an amount per serving of 3 softgels, such as 500 mg of evening primrose (oenothera biennis) seed oil and 14.9 IU of vitamin E. Its current label entered the NIH Dietary Supplement Label Database on July 25, 2013.

What is in Evening Primrose Oil 500 mg Cold-Pressed?

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 Cold-Pressed: Supplement Facts rows against the market (DSLD label 24007, January 2026 release)
IngredientAmount% DVAmong products listing it
Evening Primrose (Oenothera biennis) seed oilEvening Primrose (Oenothera biennis) seed oil PlantPart: seed Genus: Oenothera Species: biennis Note: providing500 mg
Linoleic Acid360 mgLinoleic Acid in Evening Primrose Oil 500 mg Cold-Pressed against 801 products360 mg per serving; the middle half of products list 110 mg to 696 mg, the median 350 mg.360 mg

Higher than 51% of 801 products listing linoleic acid (median 350 mg).

Gamma-Linolenic Acid50 mgGamma Linolenic Acid in Evening Primrose Oil 500 mg Cold-Pressed against 740 products50 mg per serving; the middle half of products list 42 mg to 160 mg, the median 90 mg.50 mg

61% of 740 products listing gamma linolenic acid give more (median 90 mg).

Vitamin Eas D-Alpha-TocopherolVitamin E (Form: d-alpha tocopherol) Note: 10 mg14.9 IUVitamin E in Evening Primrose Oil 500 mg Cold-Pressed against 6,459 products14.9 IU per serving; the middle half of products list 15 IU to 100 IU, the median 30 IU.14.9 IU

83% of 6,459 products listing vitamin E give more (median 30 IU).

Source: NIH ODS Dietary Supplement Label Database, label 24007 (entered July 25, 2013), version 9.4.0. See the label on DSLD. 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?

1 product lists the very same ingredients; the nearest amounts come first.

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
Recommended Use: A source of essential fatty acids for the maintenance of good health. Recommended Dose (Adults): Take 3 to 6 softgels daily with meals.
Warnings
KEEP OUT OF REACH OF CHILDREN.
DO NOT USE IF SEAL UNDER CAP IS BROKEN.
Allergens and what it does not contain
This product does not contain corn, dairy, egg, gluten, shellfish, sulfites or wheat.
No artificial colours, flavours or preservatives
Storage
STORE IN A COOL, DRY PLACE.

Source: label statements in DSLD label 24007.

What else is on the label?

Other ingredients: Gelatin, Glycerin.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): PREMIUM - QUALITY ASSURED; {Recycle}; SunOpta A healthy products company.

How many labels does Evening Primrose Oil 500 mg Cold-Pressed have?

One label is on file, entered on July 25, 2013.

  1. Label 24007 (current) Entered July 25, 2013 · off the market October 12, 2023 · 120 softgels · UPC 0 58371 21224 9

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

Who makes it?

The label names SunOpta Inc. (manufacturer), Acton, ON. All Quest products.

Where next?