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Home › Vitamins › Riboflavin (vitamin B2)

ZipVitVitamins

Bilberry Extract 4000mg, 120 tablets

£7.49 for 120 tablets at ZipVit. It carries more than one active ingredient, so it is not ranked against single-ingredient products. Each price below counts one ingredient only.

What it really costs, per 100 mg£4.46One 100 mg dose is our comparison unit for riboflavin (vitamin B2). It is not a recommendation.
A day£4.46
A week£31.21
A month£133.75
A year£1627.29

At one 100 mg dose a day, this pack lasts 2 days. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

  • Servings: 120 ÷ 2 per serving = 60
  • In the pack: 60 × 2.8 mg = 168 mg
  • £7.49 ÷ 168 mg × 100 mg = £4.46 per 100 mg
  • A week £4.46 × 7 = £31.21 · a month × 30 = £133.75 · a year × 365 = £1627.29
  • 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.

How it compares: riboflavin (vitamin B2)

Compare every product in this form →
RiboflavinCheapest per 100 mgHealf · 400 mg a serving · £2.31 a month · a pack lasts 8 months8p£18.49View at Healf (opens in a new tab)
Vitamin B2 100mgHealf · 100 mg a serving · £2.76 a month · a pack lasts 3 months9p£9.21View at Healf (opens in a new tab)
Vitamin B2 (Riboflavin) 50mgLamberts Healthcare (Nature's Best) · 50 mg a serving · £3.90 a month · a pack lasts 50 days13p£6.50View at Lamberts Healthcare (opens in a new tab)
ZipVitThis productZipVit · 2.8 mg a serving · £133.75 a month · a pack lasts 2 days£4.46shown above

Ranked purely by price per 100 mg. 192 combination products also contain riboflavin (vitamin B2).

On the label

Riboflavin (vitamin B2) · Riboflavin
2.8 mg per serving (stated on the label)
Pack
120 tablets · 60 servings · 2 tablet(s) a serving
Cost per serving
12p (60 servings in the pack)
More label details
Sold by
ZipVit
What the listing says
“4000mg - 120. 2 months supply” · “Take 2 tablets daily” · “Vitamin B2 ; 2.8mg ; 200%”
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One 100 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
£7.49ZipVit
First recorded
£7.499 Oct
Checked on
1 daysince 9 Oct

Checked once so far, on 9 October 2026.

  1. First checked at ZipVit: £7.49

Questions about this product

How much does ZipVit Bilberry Extract 4000mg cost per 100 mg?

£4.46 per 100 mg, from £7.49 for 120 tablets at ZipVit, checked on 9 October 2026.

How long does one pack last?

2 days at one 100 mg dose. The pack holds 168 mg in total.

About ZipVit

All 157 ZipVit products, priced per dose

More from ZipVit

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