We earn commission on purchases made through our links. It never affects ranking: tables are ordered purely by price per dose, and no retailer or brand can pay for position.We earn commission when you buy through our links. It never affects the ranking. Full disclosure.

Designs for HealthVitaminsVegan

Inositol, 120 capsules

£36.99 for 120 capsules at Healf. That works out at 69p per 2 g, which ranks it 12th of the 17 myo-inositol products we price across 5 UK retailers.

What it really costs, per 2 g69pOne 2 g dose is our comparison unit for inositol. It is not a recommendation.

A day69p

A week£4.80

A month£20.55

A year£250.03

At one 2 g dose a day, this pack lasts 54 days. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

Servings: 120 ÷ 1 per serving = 120
In the pack: 120 × 900 mg = 108 g
£36.99 ÷ 108 g × 2 g = 68.5p per 2 g
A week 68.5p × 7 = £4.80 · a month × 30 = £20.55 · a year × 365 = £250.03
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 myo-inositol

All 17, ranked →

Inositol CapsulesMyprotein · 750 mg a serving · £10.64 a month · a pack lasts 11 days35p£3.99View at Myprotein

InositolHealf · 500 mg a serving · £11.50 a month · a pack lasts 25 days38p£9.58View at Healf

Inositol PowderHealf · 2 g a serving · £11.61 a month · a pack lasts 4 months39p£46.06View at Healf

Zita WestInositol + FolateHealf · 4 g a serving · £12.23 a month · a pack lasts 2 months41p£24.45View at Healf

Inositol PowderHealf · 1 g a serving · £16.49 a month · a pack lasts 30 days55p£16.49View at Healf

Designs for HealthThis productHealf · 900 mg a serving · £20.55 a month · a pack lasts 54 days69pshown above

Switching to the Myprotein pack saves £9.91 a month at the same 2 g dose.

Ranked purely by price per 2 g. 54 combination products also contain inositol.

On the label

Inositol · Myo-inositol: 900 mg per serving (stated on the label)
Pack: 120 capsules · 120 servings · 1 capsule(s) a serving
Cost per serving: 31p (120 servings in the pack)

More label details

Claimed on the listing: vegan, vegetarian, gluten-free
Sold by: Healf
What the listing says: “120 capsules” · “Servings Per Container: 120” · “Serving Size: 1 capsule” · “Myo-Inositol ; 900 mg”

Ingredients

Myo-Inositol, Cellulose (Capsule), Bulking Agent (Microcrystalline Cellulose), Anti-Caking Agent (Vegetable Stearate)

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

Is something wrong? Tell us

Add to your basket

View basket

Your basket prices everything you take together: whole packs, delivery included, from as few websites as you like.

Daily dosemgFordays

One 2 g 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: £36.99Healf
First recorded: £36.991 Oct
Checked on: 20 dayssince 1 Oct

Pack price at each check.

1 OctFirst checked at Healf: £36.99

Questions about this product

How much does Designs for Health Inositol cost per 2 g?

69p per 2 g, from £36.99 for 120 capsules at Healf, checked on 20 October 2026.

Is it the cheapest myo-inositol in the UK?

No, it is 12th of 17. Inositol at Bulk works out at 13p per 2 g.

How long does one pack last?

54 days at one 2 g dose. The pack holds 108 g in total.

About Designs for Health

All 118 Designs for Health products, priced per dose

Keep comparing

All inositolEvery form, cheapest per 2 g first Inositol guideWhat it is, why people take it, how the forms differ Designs for HealthAll 118 products from this brand, per dose VitaminsEverything else we price in this category Inositol price historyEvery inositol product's price per dose and price history Build a basketThe cheapest way to buy several at once How we compareWhere every number on this page comes from