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Home › Amino acids & derivatives › N-Acetyl Cysteine

VitaBrightAmino acids & derivativesVegan

NAC - N-Acetyl Cysteine 600mg 180 x Vegan Capsules - Max Strength - 1 Bottle, 180 capsules

£19.99 for 180 capsules at VitaBright. That works out at 11p per 600 mg, which ranks it 9th of the 28 N-Acetyl Cysteine NAC products we price across 5 UK retailers.

What it really costs, per 600 mg11pOne 600 mg dose is our comparison unit for N-Acetyl Cysteine. It is not a recommendation.
A day11p
A week78p
A month£3.33
A year£40.54

At one 600 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 × 600 mg = 108 g
  • £19.99 ÷ 108 g × 600 mg = 11.1p per 600 mg
  • A week 11.1p × 7 = 78p · a month × 30 = £3.33 · a year × 365 = £40.54
  • 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 N-Acetyl Cysteine NAC

All 28, ranked →
VitaBrightNAC (N Acetyl Cysteine)VitaBright · 600 mg a serving · £2.50 a month · a pack lasts 2 years8p£59.97View at VitaBright (opens in a new tab)
VitaBrightNAC (N Acetyl Cysteine)VitaBright · 600 mg a serving · £2.67 a month · a pack lasts 1.5 years9p£47.99View at VitaBright (opens in a new tab)
WeightWorldN-Acetyl Cysteine CapsulesWeightWorld · 600 mg a serving · £2.75 a month · a pack lasts 6 months9p£16.48View at WeightWorld (opens in a new tab)
VitaBrightNAC (N Acetyl Cysteine)VitaBright · 600 mg a serving · £2.83 a month · a pack lasts 12 months9p£33.99View at VitaBright (opens in a new tab)
N-Acetyl-Cysteine (NAC) 1000 MGHealf · 1 g a serving · £3.30 a month · a pack lasts 7 months11p£21.99View at Healf (opens in a new tab)
VitaBrightThis productVitaBright · 600 mg a serving · £3.33 a month · a pack lasts 6 months11pshown above

Switching to the VitaBright pack saves 83p a month at the same 600 mg dose.

Ranked purely by price per 600 mg. 44 combination products also contain N-Acetyl Cysteine.

On the label

N-Acetyl Cysteine · NAC
600 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
Claimed on the listing
vegan
Sold by
VitaBright
What the listing says
“1 Bottle” · “180 x Vegan Capsules” · “Servings Per Container: 180” · “Serving Size: 1 Capsule” · “N-Acetyl-L-Cysteine (free form) ; 600 mg”
Ingredients

N-Acetyl Cysteine Vegan. Clean with no artificial additives.

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

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One 600 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
£19.99VitaBright
First recorded
£19.999 Oct
Checked on
1 daysince 9 Oct

Checked once so far, on 9 October 2026.

  1. First checked at VitaBright: £19.99

Questions about this product

How much does VitaBright NAC - N-Acetyl Cysteine 600mg 180 x Vegan Capsules - Max Strength - 1 Bottle cost per 600 mg?

11p per 600 mg, from £19.99 for 180 capsules at VitaBright, checked on 9 October 2026.

Is it the cheapest N-Acetyl Cysteine NAC in the UK?

No, it is 9th of 28. N Acetyl L Cysteine (NAC) at Bulk works out at 4p per 600 mg.

How long does one pack last?

6 months at one 600 mg dose. The pack holds 108 g in total.

About VitaBright

All 140 VitaBright products, priced per dose

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