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Vitamins

Vitamin D3 2500IU, Natural Orange, 59 ml

£8.49 for 59 ml at Healf. That works out at 3p per 1,000 IU, which ranks it 36th of the 207 vitamin D3 products we price across 20 UK retailers.

What it really costs, per 1,000 IU3pOne 1,000 IU dose is our comparison unit for vitamin D3. It is not a recommendation.

A day3p

A week20p

A month86p

A year£10.50

At one 1,000 IU dose a day, this pack lasts 10 months. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

Servings: 59 ÷ 0.5 per serving = 118
In the pack: 118 × 2,500 IU = 295,000 IU
£8.49 ÷ 295,000 IU × 1,000 IU = 2.88p per 1,000 IU
A week 2.88p × 7 = 20p · a month × 30 = 86p · a year × 365 = £10.50
Amount per serving: 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 vitamin D3

All 207, ranked →

Vitamin D3Healf · 5,000 IU a serving · 65p a month · a pack lasts 10 months2p£6.50View at Healf

ZipVitVitamin D3 1000iuZipVit · 1,000 IU a serving · 66p a month · a pack lasts 1 year2p£7.99View at ZipVit

Vitamin D3 K2Healf · 4,000 IU a serving · 71p a month · a pack lasts 2 years2p£17.00View at Healf

AlmusVitamin D3 25UG 90 TabletLloyds Pharmacy · 1,000 IU a serving · 76p a month · a pack lasts 3 months3p£2.29View at Lloyds Pharmacy

Vitamin D-3 1000 IUHealf · 1,000 IU a serving · 83p a month · a pack lasts 12 months3p£9.99View at Healf

This productHealf · 2,500 IU a serving · 86p a month · a pack lasts 10 months3pshown above

Switching to the Healf pack saves 21p a month at the same 1,000 IU dose.

Ranked purely by price per 1,000 IU. 439 combination products also contain vitamin D3.

On the label

Vitamin D3 · Vitamin D3: 2,500 IU per serving (stated on the label)
Pack: 59 ml · 118 servings · 0.5 ml a serving
Cost per serving: 7p (118 servings in the pack)

More label details

Claimed on the listing: vegetarian
Sold by: Healf
What the listing says: “59ml” · “Each half dropper (0.5 ml) provides:” · “Vitamin D3 ; 62.5 mcg”

Ingredients

Vitamin D3 (as cholecalciferol), Sunflower Seed Oil, Natural Orange Flavour.

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

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Daily doseIUFordays

One 1,000 IU dose is our comparison unit, not a recommendation.

Price history

No price change since 1 October 2026. Checked on 20 days, most recently 20 October 2026.

Price at every check: £8.49Healf
First recorded: £8.491 Oct
Checked on: 20 dayssince 1 Oct

Pack price at each check.

1 OctFirst checked at Healf: £8.49

Questions about this product

How much does Solgar Vitamin D3 2500IU cost per 1,000 IU?

3p per 1,000 IU, from £8.49 for 59 ml at Healf, checked on 20 October 2026.

Is it the cheapest vitamin D3 in the UK?

No, it is 36th of 207. High-Strength Vitamin D3 Tablets at WeightWorld works out at 1p per 1,000 IU.

How long does one pack last?

10 months at one 1,000 IU dose. The pack holds 295,000 IU in total.

About Solgar

All 84 Solgar products, priced per dose

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