fatty acid
Gamma Linolenic Acid supplements
Half of the 740 gamma linolenic acid supplements in the NIH label database that print an amount list 90 mg or less per serving; the middle half list 42 mg to 160 mg (DSLD version 9.4.0, January 2026).
- Products listing it
- 823740 print an amount; 80 list it inside a blend without an amount
- Median per serving
- 90 mgmiddle half 42 mg to 160 mg
How much gamma linolenic acid do supplements contain?
The median product lists 90 mg per serving. One in ten lists 18 mg or less, one in ten 240 mg or more. The amount printed most often is 45 mg (51 products).
Products by amount of gamma linolenic acid per serving
740 products, log scale; extreme 0.2% at each end left out of the drawing.
| Amount per serving | Products | For example |
|---|---|---|
| 45 mg | 51 | Evening Primrose Oil 500 mg (Vitamin World); Evening Primrose Oil 500 mg (Nature's Bounty); Evening Primrose Oil 500 mg (Vitabase) |
| 50 mg | 40 | Evening Primrose Oil 500 mg (VitaCeutical Labs); Evening Primrose Oil 500 mg (Nature's Harmony); Evening Primrose Oil (Metagenics OmegaGenics) |
| 100 mg | 36 | Flax Primrose Combo (Health From The Sun); Evening Primrose Oil (Health From The Sun); Krill Oil 1000 +Joint Support (GNC Triple Strength) |
| 240 mg | 35 | Cholo-Pak (Douglas Laboratories); GLA 240 Gamma-Linolenic Acid (Designs for Health); Gla-240 (Karuna) |
| 90 mg | 33 | Evening Primrose Oil 1000 mg (Sundown Naturals); Natural Evening Primrose Oil 500 mg (Windmill); EPO Evening Primrose Oil 500 (LifeLink) |
| 117 mg | 28 | Evening Primrose Oil 1300 mg (Vitamin World); Evening Primrose Oil 1300 mg (Viva Vitamins); Evening Primrose Oil 1300 mg (Vitabase) |
| 200 mg | 27 | Borage Oil 1,000 mg (VitaCeutical Labs); Pms (Vitabase); OptiMega-3-6 (Bioclinic Naturals) |
| 40 mg | 25 | Black Currant Capsules (Douglas Laboratories); Skin Support Pack (Douglas Laboratories); Dad's Pack (Douglas Laboratories) |
| 30 mg | 24 | Spirulina Organic Tablets (Earthrise); EPA/Gla (Douglas Laboratories); Kid's Factors Extreme Peach Flavor (Natural Factors) |
| 80 mg | 22 | Ultra Preventive V Plus Chel (Douglas Laboratories); Postpartum Omega Mom (Country Life); Black Currant Oil 535 mg (Vitamin World) |
Source: Supplement Facts rows of every product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0; amounts in one measure (weight).
Which products list the most gamma linolenic acid?
On-market products, per serving, with a plausible amount: the rule leaves out likely entry slips, such as an amount far beyond every other label with no %DV or strength on the label to back it (each product page still shows its own amount, marked).
- Borage-500AOR Advanced Orthomolecular Research Advanced753 mg
- EFA-Sirt SupremeBiotics Research Corporation750 mg
- Super Critical PEOGet Healthy Again750 mg
- Black Seed 1000 mgAmazing Herbs560 mg
- Vegetarian Liquid Omega-3Douglas Laboratories510 mg
- Vegetarian Liquid Omega-3 Delicious Pomegranate/Blueberry FlavorDouglas Laboratories510 mg
- Nordic GLANordic Naturals480 mg
- Gla SapNFH480 mg
Have the amounts changed over the years?
Products whose current label entered DSLD in 2011 list a median of 100 mg; those entered in 2025, 120 mg.
| Year | Products | Median per serving |
|---|---|---|
| 2011 | 23 | 100 mg |
| 2012 | 76 | 70 mg |
| 2013 | 68 | 80 mg |
| 2014 | 50 | 118.5 mg |
| 2015 | 35 | 100 mg |
| 2016 | 35 | 100 mg |
| 2017 | 55 | 70 mg |
| 2018 | 23 | 90 mg |
| 2019 | 34 | 75.5 mg |
| 2020 | 76 | 100 mg |
| 2021 | 71 | 45 mg |
| 2022 | 58 | 50 mg |
| 2023 | 51 | 90 mg |
| 2024 | 55 | 90 mg |
| 2025 | 30 | 120 mg |
Source: DSLD label entry dates and amounts, current labels.
In which products and brands?
Products listing gamma linolenic acid by DSLD product type
Brands listing it most: Douglas Laboratories (27), Barlean's (27), Nature's Way (17), Nordic Naturals (14), Health From The Sun (13), Country Life (11), Source Naturals (11), Wonder Laboratories (10), NOW (10), Solgar (10).
Every product listing gamma linolenic acid
823 products, A to Z by name (page 8 of 17), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- Evening Primrose Oil 500 mgRon Teeguarden Nutraceuticals45 mg
- Evening Primrose Oil 500 mg - GLA 45 mgVQ Verified Quality45 mg
- Evening Primrose Oil 500 mg 45 mg GLA (9%)Good 'N Natural · off the market45 mg
- Evening Primrose Oil 500 mg Cold-PressedQuest · off the market50 mg
- Evening Primrose Oil 500 mg SoftgelVitalBulk · off the market45 mg
- Evening Primrose Oil 500 mg with Soy IsoflavonesWonder Laboratories45 mg
- Evening Primrose Oil Extra StrengthOL Olympian Labs · off the market117 mg
- Evening Primrose Oil Extra Strength 1.3 Grams (1,300 mg)OL Olympian Labs · off the market117 mg
- Evening Primrose Oil Softgel 1300 mgMicro Ingredients120 mg
- Evening Primrose Oil with Soy IsoflavonesDC45 mg
- Evening Primrose Softgels 1300 mgZeal Naturals130 mg
- Evening Primrose with Black Currant Seed OilProCaps Laboratories45 mg
- Everning Primrose Oil 500 mgSolgar · off the market45 mg
- Every Omega 3-5-6-7-9 + Vitamin D3 Natural Orange FlavorRenew Life · off the marketin a blend
- Extreme Lean BurnViMulti Beautiful Me100 mg
- Eye Moisture SupportDouglas Laboratories100 mg
- Fat Bomb for HerAmvilab50 mg
- Female Balance With Wild Yam, Vitex, Dong Quai And GLANOW · off the market15 mg
- FemesseArthur Andrew Medicalin a blend
- FibroVera AHSArthur Andrew Medicalin a blend
- FibroVera AHS 730 mgArthur Andrew Medical · off the marketin a blend
- FiProFlax MedleyHealth From The Sun96 mg
- Fish Oil with GLAGNC · off the market23 mg
- Fish, Flax & Borage OilSpring Valley55 mg
- Fish, Flax, Borage 1200 mgNature's Bounty · off the marketin a blend
- Fish-Free Omega Plant Based OilsNature's Secretin a blend
- Flax Primrose ComboHealth From The Sun100 mg
- Flax Seed-Primrose OilSource Naturals76 mg
- Flax Seed-Primrose Oil 1,300 mgSource Naturals76 mg
- Flax, Fish, Borage Essential OilsRadiancein a blend
- FlaxSeed-Primrose OilSource Naturals94 mg
- Focus FormulaVitabasein a blend
- Freedom ETS Inflammation FightersTishcon Corp.19 mg
- Freedom SoftgelsHealth Thru Nutrition Naturally · off the market19 mg
- Freedom SoftgelsTishcon Corp.19 mg
- Freedom SoftgelsHealth Thru Nutrition19 mg
- Gamma-Lin 1300DaVinci Laboratories Of Vermont117 mg
- Gamma-Lin 1300DaVinci Laboratories117 mg
- Gamma-Lin 500DaVinci Laboratories Of Vermont90 mg
- Genessenntials Spectra SNPDaVinci Laboratories Of Vermont · off the market2.5 mg
- GlaGNC Milestones250 mg
- GLA 130 Primrose OilGenestra Brands130 mg
- GLA 240 Gamma-Linolenic AcidDesigns for Health240 mg
- GLA 90 Black Currant OilGenestra Brands170 mg
- GLA Borage OilAllergy Research Group240 mg
- GLA Borage OilNutriCology240 mg
- GLA Borange OilAllergy Research Group · off the market240 mg
- GLA ComplexShaklee · off the market90 mg
- GLA ForteMetagenics240 mg
- Gla SapNFH480 mg