PlainVitamins

Evening Primrose Oil 500 mg

by Nature's Blend · softgel capsule · 90 softgels

  • On the market (NIH)
  • UPC 0 79854 00010 8
  • DSLD label 274632
  • Serving 1 softgel
  • 90 servings

Evening Primrose Oil 500 mg by Nature's Blend lists 5 ingredients, 5 with an amount per serving of 1 softgel, such as 500 mg of evening primrose oil, 325 mg of linoleic acid, 45 mg of gamma linolenic acid and 25 mg of oleic acid, beside 1 Nutrition Facts row (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on September 22, 2022.

What is in Evening Primrose Oil 500 mg?

Each row as the label prints it, per serving of 1 softgel. 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 274632, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories5 Calories
Total Fat0.5 g1%Fat (unspecified) in Evening Primrose Oil 500 mg against 11,965 products0.5 g per serving; the middle half of products list 1 g to 2.5 g, the median 1.5 g.0.5 g

86% of 11,965 products listing fat (unspecified) give more (median 1.5 g).

Evening Primrose OilEvening Primrose Oil is an edible oil rich in Linoleic Acid (LA), Gamma Linolenic Acid (GLA), and other essentail fatty acids.500 mgEvening Primrose oil in Evening Primrose Oil 500 mg against 300 products500 mg per serving; the middle half of products list 500 mg to 1,300 mg, the median 500 mg.500 mg

50% of 300 products listing evening primrose oil give more (median 500 mg).

Linoleic Acid325 mgLinoleic Acid in Evening Primrose Oil 500 mg against 801 products325 mg per serving; the middle half of products list 110 mg to 696 mg, the median 350 mg.325 mg

52% of 801 products listing linoleic acid give more (median 350 mg).

Gamma Linolenic Acid45 mgGamma Linolenic Acid in Evening Primrose Oil 500 mg against 740 products45 mg per serving; the middle half of products list 42 mg to 160 mg, the median 90 mg.45 mg

67% of 740 products listing gamma linolenic acid give more (median 90 mg).

Oleic Acid25 mgOleic Acid in Evening Primrose Oil 500 mg against 694 products25 mg per serving; the middle half of products list 88.5 mg to 370 mg, the median 140 mg.25 mg

93% of 694 products listing oleic acid give more (median 140 mg).

Palmitic Acid25 mgPalmitic Acid in Evening Primrose Oil 500 mg against 147 products25 mg per serving; the middle half of products list 40 mg to 150 mg, the median 90 mg.25 mg

88% of 147 products listing palmitic acid give more (median 90 mg).

Source: NIH ODS Dietary Supplement Label Database, label 274632 (entered September 22, 2022), 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:

  • 93% of the 694 products that print an amount of oleic acid list more than its 25 mg of oleic acid (median 140 mg).

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?

6 products list 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
Directions: As a dietary supplement, take one softgel daily, preferably with a meal, or as directed by your healthcare professional.
Warnings
Keep out of the reach of children.
Double safety sealed for your protection. Do not use if either seal is broken or missing.
Allergens and what it does not contain
Preservative & gluten free. No sugar, starch, salt, artificial colors, artificial flavors, wheat, yeast, or corn added.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 274632.

What else is on the label?

Other ingredients: Gelatin, Glycerin, Water, Purified.

How many labels does Evening Primrose Oil 500 mg have?

One label is on file, entered on September 22, 2022.

  1. Label 274632 (current) Entered September 22, 2022 · on the market · 90 softgels · UPC 0 79854 00010 8

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

Who makes it?

The label names National Vitamin Company (manufacturer), Casa Grande, AZ. All Nature's Blend products.

Where next?