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WeightWorldFatty acids

Evening Primrose Oil Softgels

£16.99 for 180 servings at WeightWorld. That works out at 9p per 100 mg GLA (gamma-linolenic acid), which ranks it 3rd of the 15 evening primrose oil products we price across 7 UK retailers.

What it really costs, per 100 mg GLA (gamma-linolenic acid)9pOne 100 mg dose is our comparison unit for evening primrose (GLA). It is not a recommendation.
A day9p
A week66p
A month£2.83
A year£34.45

At one 100 mg dose a day, this pack lasts 6 months. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

  • In the pack: 180 × 100 mg = 18 g
  • £16.99 ÷ 18 g × 100 mg = 9.44p per 100 mg GLA (gamma-linolenic acid)
  • A week 9.44p × 7 = 66p · a month × 30 = £2.83 · a year × 365 = £34.45
  • Amount per serving: added up from the components stated on the label.

The standard dose is a comparison unit, not a recommendation. Always confirm the price on the retailer's site. How we compare everything.

Cheaper evening primrose oil

All 15, ranked →
Evening Primrose SoftgelsCheapest per 100 mg GLA (gamma-linolenic acid)Myprotein · 90 mg a serving · £2.40 a month · a pack lasts 3 months8p£6.49View at Myprotein (opens in a new tab)
ZipVitEvening Primrose Oil 1000mgZipVit · 90 mg a serving · £2.78 a month · a pack lasts 11 months9p£29.99View at ZipVit (opens in a new tab)
WeightWorldThis productWeightWorld · 100 mg a serving · £2.83 a month · a pack lasts 6 months9pshown above

Switching to the Myprotein pack saves 43p a month at the same 100 mg dose.

Ranked purely by price per 100 mg GLA (gamma-linolenic acid). 2 combination products also contain evening primrose (GLA).

On the label

Evening primrose (GLA) · Evening primrose oil (GLA)
100 mg per serving (added up from the components stated on the label)
Pack
180 servings · 1 softgel(s) a serving
Cost per serving
9p (180 servings in the pack)
More label details
Sold by
WeightWorld
What the listing says
“Servings per Container: 180” · “Serving Size: 1 Softgel” · “Omega 6 (Gamma Linolenic Acid) ; 100 mg” · “Evening Primrose Oil ; 1000 mg”
Ingredients

Vegetable Cellulose, Glycerine, Water Advice Do not exceed the recommended daily dose. Food supplements must not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Discontinue use if any adverse reactions occur. Not intended for use by persons under the age of 18.

From the WeightWorld listing. Check the pack itself if you have an allergy: labels mark allergens in bold.

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One 100 mg dose is our comparison unit, not a recommendation.

Price history

No price change since 9 October 2026. Checked on 1 day, most recently 9 October 2026.

Price at every check
£16.99WeightWorld
First recorded
£16.999 Oct
Checked on
1 daysince 9 Oct

Checked once so far, on 9 October 2026.

  1. First checked at WeightWorld: £16.99

Questions about this product

How much does WeightWorld Evening Primrose Oil Softgels cost per 100 mg GLA (gamma-linolenic acid)?

9p per 100 mg GLA (gamma-linolenic acid), from £16.99 for 180 servings at WeightWorld, checked on 9 October 2026.

Is it the cheapest evening primrose oil in the UK?

No, it is 3rd of 15. Evening Primrose Softgels at Myprotein works out at 8p per 100 mg GLA (gamma-linolenic acid).

How long does one pack last?

6 months at one 100 mg dose. The pack holds 18 g in total.

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