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Vitamins

Niacinamide, 180 capsules

£20.49 for 180 capsules at Healf. That works out at 11p per 500 mg, which ranks it 3rd of the 5 niacinamide products we price across 3 UK retailers.

What it really costs, per 500 mg11pOne 500 mg dose is our comparison unit for niacin (vitamin B3). It is not a recommendation.

A day11p

A week80p

A month£3.42

A year£41.55

At one 500 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

Servings: 180 ÷ 1 per serving = 180
In the pack: 180 × 500 mg = 90 g
£20.49 ÷ 90 g × 500 mg = 11.4p per 500 mg
A week 11.4p × 7 = 80p · a month × 30 = £3.42 · a year × 365 = £41.55
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 niacinamide

All 5, ranked →

Niacinamide TabletsCheapest per 500 mgMyprotein · 450 mg a serving · £1.85 a month · a pack lasts 3 months6p£4.99View at Myprotein

Niacinamide TabletsMyprotein · 450 mg a serving · £3.32 a month · a pack lasts 27 days11p£2.99View at Myprotein

This productHealf · 500 mg a serving · £3.42 a month · a pack lasts 6 months11pshown above

Switching to the Myprotein pack saves £1.57 a month at the same 500 mg dose.

Ranked purely by price per 500 mg. 164 combination products also contain niacin (vitamin B3).

On the label

Niacin (vitamin B3) · Niacinamide: 500 mg per serving (stated on the label)
Pack: 180 capsules · 180 servings · 1 capsule(s) a serving
Cost per serving: 11p (180 servings in the pack)

More label details

Sold by: Healf
What the listing says: “180 caps” · “Servings Per Container: 180” · “Serving Size: 1 Capsule” · “Niacin (as Niacinamide) ; 500 mg NE”

Ingredients

Niacin (as Niacinamide), Hypromellose (Derived from Cellulose) Capsule, Anti-Caking Agent (Calcium Laurate)

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

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Daily dosemgFordays

One 500 mg 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: £20.49Healf
First recorded: £20.491 Oct
Checked on: 20 dayssince 1 Oct

Pack price at each check.

1 OctFirst checked at Healf: £20.49

Questions about this product

How much does Thorne Niacinamide cost per 500 mg?

11p per 500 mg, from £20.49 for 180 capsules at Healf, checked on 20 October 2026.

Is it the cheapest niacinamide in the UK?

No, it is 3rd of 5. Niacinamide Tablets at Myprotein works out at 6p per 500 mg.

How long does one pack last?

6 months at one 500 mg dose. The pack holds 90 g in total.

About Thorne

All 123 Thorne products, priced per dose

Keep comparing

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