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Home › Vitamins › Thiamine (vitamin B1)

ErewhonVitaminsVegan

Coenzyme Methyl B-Complex, 120 capsules

£49.99 for 120 capsules at Healf. 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£1.67One 100 mg dose is our comparison unit for thiamine (vitamin B1). It is not a recommendation.
A day£1.67
A week£11.66
A month£49.99
A year£608.21

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

How we worked it out

Thiamine (vitamin B1)

  • Servings: 120 ÷ 2 per serving = 60
  • In the pack: 60 × 50 mg = 3 g
  • £49.99 ÷ 3 g × 100 mg = £1.67 per 100 mg
  • A week £1.67 × 7 = £11.66 · a month × 30 = £49.99 · a year × 365 = £608.21
  • Amount per serving: stated on the label.

Biotin

  • Servings: 120 ÷ 2 per serving = 60
  • In the pack: 60 × 200 µg = 12 mg
  • £49.99 ÷ 12 mg × 5 mg = £20.83 per 5 mg
  • A week £20.83 × 7 = £145.80 · a month × 30 = £624.88 · a year × 365 = £7602.65
  • Amount per serving: stated on the label.

Folate

  • Servings: 120 ÷ 2 per serving = 60
  • In the pack: 60 × 240 µg = 14.4 mg
  • £49.99 ÷ 14.4 mg × 400 µg = £1.39 per 400 µg
  • A week £1.39 × 7 = £9.72 · a month × 30 = £41.66 · a year × 365 = £506.84
  • Amount per serving: stated on the label.

Niacin (vitamin B3)

  • Servings: 120 ÷ 2 per serving = 60
  • In the pack: 60 × 100 mg = 6 g
  • £49.99 ÷ 6 g × 500 mg = £4.17 per 500 mg
  • A week £4.17 × 7 = £29.16 · a month × 30 = £124.98 · a year × 365 = £1520.53
  • Amount per serving: stated on the label.

Pantothenic acid (B5)

  • Servings: 120 ÷ 2 per serving = 60
  • In the pack: 60 × 50 mg = 3 g
  • £49.99 ÷ 3 g × 500 mg = £8.33 per 500 mg
  • A week £8.33 × 7 = £58.32 · a month × 30 = £249.95 · a year × 365 = £3041.06
  • Amount per serving: stated on the label.

Vitamin B12

  • Servings: 120 ÷ 2 per serving = 60
  • In the pack: 60 × 500 µg = 30 mg
  • £49.99 ÷ 30 mg × 1 mg = £1.67 per 1 mg
  • A week £1.67 × 7 = £11.66 · a month × 30 = £49.99 · a year × 365 = £608.21
  • 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: thiamine (vitamin B1)

Compare every product in this form →
Vitamin B1 (Thiamin) 100mgCheapest per 100 mgLamberts Healthcare (Nature's Best) · 100 mg a serving · £2.50 a month · a pack lasts 3 months8p£7.50View at Lamberts Healthcare (opens in a new tab)
Natures AidVitamin B1 100mg 90 TabletsLloyds Pharmacy · 100 mg a serving · £3.83 a month · a pack lasts 3 months13p£11.49View at Lloyds Pharmacy (opens in a new tab)
This productHealf · 50 mg a serving · £49.99 a month · a pack lasts 30 days£1.67shown above

Ranked purely by price per 100 mg. 208 combination products also contain thiamine (vitamin B1).

How it compares: biotin

All 20, ranked →
WeightWorldBiotin Vitamin B7 TabletsCheapest per 5 mgWeightWorld · 12 mg a serving · 34p a month · a pack lasts 2.4 years1p£9.99View at WeightWorld (opens in a new tab)
VitaBrightBiotin Hair Growth SupplementVitaBright · 12 mg a serving · 62p a month · a pack lasts 2.6 years2p£19.99View at VitaBright (opens in a new tab)
VitaBrightBiotin Tablets with CoconutVitaBright · 12 mg a serving · 62p a month · a pack lasts 2.6 years2p£19.99View at VitaBright (opens in a new tab)
This productHealf · 200 µg a serving · £624.88 a month · a pack lasts 2 days£20.83shown above

Ranked purely by price per 5 mg. 244 combination products also contain biotin.

How it compares: methylfolate

All 22, ranked →
Methyl Folate 1,000 mcgCheapest per 400 µgHealf · 1 mg a serving · £1.27 a month · a pack lasts 7 months4p£9.49View at Healf (opens in a new tab)
5-MTHF 5 mgHealf · 5 mg a serving · £2.22 a month · a pack lasts 2.1 years7p£55.58View at Healf (opens in a new tab)
Vimergy5-MTHFHealf · 5 mg a serving · £2.36 a month · a pack lasts 2.1 years8p£58.99View at Healf (opens in a new tab)
This productHealf · 240 µg a serving · £41.66 a month · a pack lasts 36 days£1.39shown above

Ranked purely by price per 400 µg. 155 combination products also contain folate.

How it compares: niacin (vitamin B3) inositol hexanicotinate

Compare every product in this form →
Niacin No-Flush 500mgCheapest per 500 mgHealf · 455 mg a serving · £10.12 a month · a pack lasts 46 days34p£15.35View at Healf (opens in a new tab)
Niacitol 500 mgHealf · 500 mg a serving · £13.71 a month · a pack lasts 2 months46p£27.42View at Healf (opens in a new tab)
This productHealf · 100 mg a serving · £124.98 a month · a pack lasts 12 days£4.17shown above

Ranked purely by price per 500 mg. 10 combination products also contain niacin (vitamin B3).

How it compares: pantothenic acid (B5)

Compare every product in this form →
Pantothenic AcidCheapest per 500 mgHealf · 500 mg a serving · £4.71 a month · a pack lasts 3 months16p£15.69View at Healf (opens in a new tab)
Vitamin B5 500mg Pantothenic AcidLamberts Healthcare (Nature's Best) · 500 mg a serving · £5.25 a month · a pack lasts 2 months18p£10.50View at Lamberts Healthcare (opens in a new tab)
HealthAidCalcium Pantothenate (Vitamin B5) 750mg Prolonged ReleaseVitamin Planet · 750 mg a serving · £11.53 a month · a pack lasts 45 days38p£17.30View at Vitamin Planet (opens in a new tab)
This productHealf · 50 mg a serving · £249.95 a month · a pack lasts 6 days£8.33shown above

Ranked purely by price per 500 mg. 189 combination products also contain pantothenic acid (B5).

How it compares: vitamin B12 methylcobalamin

All 27, ranked →
WeightWorldVitamin B12 Methylcobalamin TabletsCheapest per 1 mgWeightWorld · 1 mg a serving · 60p a month · a pack lasts 1.2 years2p£8.99View at WeightWorld (opens in a new tab)
Vitamin B12 Tablets 1000mcgBulk · 1 mg a serving · 83p a month · a pack lasts 6 months3p£4.99View at Bulk (opens in a new tab)
Vitamin B12 Tablets 1000mcgBulk · 1 mg a serving · £1.25 a month · a pack lasts 2 months4p£2.49View at Bulk (opens in a new tab)
This productHealf · 500 µg a serving · £49.99 a month · a pack lasts 30 days£1.67shown above

Ranked purely by price per 1 mg. 218 combination products also contain vitamin B12.

On the label

Thiamine (vitamin B1) · Thiamine
50 mg per serving (stated on the label)
Biotin · Biotin
200 µg per serving (stated on the label)
Pack
120 capsules · 60 servings · 2 capsule(s) a serving
Cost per serving
83p (60 servings in the pack)
More label details
Folate · Methylfolate (5-MTHF)
240 µg per serving (stated on the label)
Niacin (vitamin B3) · Inositol hexanicotinate (no-flush)
100 mg per serving (stated on the label)
Pantothenic acid (B5) · Pantothenic acid (B5)
50 mg per serving (stated on the label)
Vitamin B12 · Methylcobalamin
500 µg per serving (stated on the label)
Claimed on the listing
vegan
Sold by
Healf
What the listing says
“120 caps” · “Servings Per Container: 60” · “Serving Size: 2 Capsules” · “Biotin ; 200 mcg”
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One 100 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
£49.99Healf
First recorded
£49.991 Oct
Checked on
20 dayssince 1 Oct
Pack price at each check.
  1. First checked at Healf: £49.99

Questions about this product

How much does Erewhon Coenzyme Methyl B-Complex cost per 5 mg?

£20.83 per 5 mg, from £49.99 for 120 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

2 days at one 5 mg dose. The pack holds 12 mg in total.

How much does Erewhon Coenzyme Methyl B-Complex cost per 400 µg?

£1.39 per 400 µg, from £49.99 for 120 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

36 days at one 400 µg dose. The pack holds 14.4 mg in total.

How much does Erewhon Coenzyme Methyl B-Complex cost per 500 mg?

£4.17 per 500 mg, from £49.99 for 120 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

12 days at one 500 mg dose. The pack holds 6 g in total.

How much does Erewhon Coenzyme Methyl B-Complex cost per 500 mg?

£8.33 per 500 mg, from £49.99 for 120 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

6 days at one 500 mg dose. The pack holds 3 g in total.

How much does Erewhon Coenzyme Methyl B-Complex cost per 100 mg?

£1.67 per 100 mg, from £49.99 for 120 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

30 days at one 100 mg dose. The pack holds 3 g in total.

How much does Erewhon Coenzyme Methyl B-Complex cost per 1 mg?

£1.67 per 1 mg, from £49.99 for 120 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

30 days at one 1 mg dose. The pack holds 30 mg in total.

About Erewhon

All 15 Erewhon products, priced per dose

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