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Vitamins

Vitamin B12 + Cyanacobalamin 500ug 120 Tablets

£10.49 for 120 tablets at Holland & Barrett. That works out at 17p per 1 mg, which ranks it 7th of the 12 vitamin B12 cyanocobalamin products we price across 5 UK retailers.

What it really costs, per 1 mg17pOne 1 mg dose is our comparison unit for vitamin B12. It is not a recommendation.

A day17p

A week£1.22

A month£5.25

A year£63.81

At one 1 mg dose a day, this pack lasts 2 months. 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 × 500 µg = 60 mg
£10.49 ÷ 60 mg × 1 mg = 17.5p per 1 mg
A week 17.5p × 7 = £1.22 · a month × 30 = £5.25 · a year × 365 = £63.81
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 B12 cyanocobalamin

All 12, ranked →

Vitamin B12 1000mcgHealf · 1 mg a serving · £2.40 a month · a pack lasts 8 months8p£19.99View at Healf

VeganicityVitamin B12 1000ugVitamin Planet · 1 mg a serving · £2.65 a month · a pack lasts 3 months9p£7.96View at Vitamin Planet

Vitamin B12 1000mcgHealf · 1 mg a serving · £4.05 a month · a pack lasts 3 months13p£13.49View at Healf

Max Strength Slow Release Vitamin B12 1000ug 120 TabletsHolland & Barrett · 1 mg a serving · £4.17 a month · a pack lasts 4 months14p£16.69View at Holland & Barrett

HealthAidProlonged Release Vitamin B12 (Cyanocobalamin) 1000μg 100 TabletsLloyds Pharmacy · 1 mg a serving · £4.69 a month · a pack lasts 3 months16p£15.63View at Lloyds Pharmacy

This productHolland & Barrett · 500 µg a serving · £5.25 a month · a pack lasts 2 months17pshown above

Cheapest anywhere: 5p per 1 mg at Healf, £3.60 a month less than this one at the same 1 mg dose.

Ranked purely by price per 1 mg. 44 combination products also contain vitamin B12.

On the label

Vitamin B12 · Cyanocobalamin: 500 µg per serving (stated on the label)
Pack: 120 tablets · 120 servings · 1 tablet(s) a serving
Cost per serving: 9p (120 servings in the pack)

More label details

Sold by: Holland & Barrett
What the listing says: “120 Tablets” · “Take 1 Tablet/tablets per day” · “Vitamin B12 ; 500µg”

Ingredients

Bulking Agents (Microcrystalline Cellulose, Calcium Carbonate), Anti-Caking Agents (Magnesium Stearate, Silicon Dioxide), Vitamin B12 (Cyanocobalamin).

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

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Daily doseµgFordays

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

Price history

1 price change since 17 September 2026. Checked on 3 days, most recently 22 October 2026.

Lowest recorded: £5.2517 Sept
Highest recorded: £10.499 Oct
First recorded: £5.2517 Sept
Checked on: 3 dayssince 17 Sept

Pack price at each check.

9 Oct Up at Holland & Barrett: £5.25 → £10.49 (+100%)
17 SeptFirst checked at Holland & Barrett: £5.25

Questions about this product

How much does Holland & Barrett Vitamin B12 + Cyanacobalamin 500ug 120 Tablets cost per 1 mg?

17p per 1 mg, from £10.49 for 120 tablets at Holland & Barrett, checked on 22 October 2026.

Is it the cheapest vitamin B12 cyanocobalamin in the UK?

No, it is 7th of 12. Vitamin B-12 1000 mcg at Healf works out at 5p per 1 mg.

How long does one pack last?

2 months at one 1 mg dose. The pack holds 60 mg in total.

About Holland & Barrett

Founded 1870 · Nuneaton, England · Part of L1 Retail (LetterOne)

Holland & Barrett is a health and wellness retailer founded in 1870, when Alfred Slapps Barrett and Major William Holland opened a grocery shop in Bishop's Stortford. It is based in Nuneaton, Warwickshire, and has been owned by LetterOne's L1 Retail since 2017.

All 32 Holland & Barrett products, priced per dose Visit Holland & Barrett (opens in a new tab)

Keep comparing

All vitamin B12Every form, cheapest per 1 mg first Vitamin B12 Cyanocobalamin12 products ranked, from 5p Vitamin B12 guideWhat it is, why people take it, how the forms differ Holland & BarrettAll 32 products from this brand, per dose VitaminsEverything else we price in this category Vitamin B12 price historyEvery vitamin B12 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