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Home › Vitamins › Thiamine (vitamin B1)

MetagenicsVitamins

MetaDigest Gall Plus, 90 capsules

£29.59 for 90 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£16.44One 100 mg dose is our comparison unit for thiamine (vitamin B1). It is not a recommendation.
A day£16.44
A week£115.07
A month£493.17
A year£6000.19

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

Thiamine (vitamin B1)

  • Servings: 90 ÷ 1 per serving = 90
  • In the pack: 90 × 2 mg = 180 mg
  • £29.59 ÷ 180 mg × 100 mg = £16.44 per 100 mg
  • A week £16.44 × 7 = £115.07 · a month × 30 = £493.17 · a year × 365 = £6000.19
  • Amount per serving: stated on the label.

Glycine

  • Servings: 90 ÷ 1 per serving = 90
  • In the pack: 90 × 50 mg = 4.5 g
  • £29.59 ÷ 4.5 g × 3 g = £19.73 per 3 g
  • A week £19.73 × 7 = £138.09 · a month × 30 = £591.80 · a year × 365 = £7200.23
  • Amount per serving: stated on the label.

Niacin (vitamin B3)

  • Servings: 90 ÷ 1 per serving = 90
  • In the pack: 90 × 5 mg = 450 mg
  • £29.59 ÷ 450 mg × 500 mg = £32.88 per 500 mg
  • A week £32.88 × 7 = £230.14 · a month × 30 = £986.33 · a year × 365 = £12000.39
  • Amount per serving: stated on the label.

Riboflavin (vitamin B2)

  • Servings: 90 ÷ 1 per serving = 90
  • In the pack: 90 × 2 mg = 180 mg
  • £29.59 ÷ 180 mg × 100 mg = £16.44 per 100 mg
  • A week £16.44 × 7 = £115.07 · a month × 30 = £493.17 · a year × 365 = £6000.19
  • 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 · 2 mg a serving · £493.17 a month · a pack lasts 2 days£16.44shown above

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

How it compares: glycine

All 12, ranked →
GlycineCheapest per 3 gBulk · 2 g a serving · 81p a month · a pack lasts 11 months3p£8.99View at Bulk (opens in a new tab)
GlycineBulk · 2 g a serving · 90p a month · a pack lasts 5 months3p£4.99View at Bulk (opens in a new tab)
Glycine CapsulesMyprotein · 3 g a serving · £5.49 a month · a pack lasts 30 days18p£5.49View at Myprotein (opens in a new tab)
This productHealf · 50 mg a serving · £591.80 a month · a pack lasts 2 days£19.73shown above

Ranked purely by price per 3 g. 34 combination products also contain glycine.

How it compares: 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 (opens in a new tab)
Niacinamide TabletsMyprotein · 450 mg a serving · £3.32 a month · a pack lasts 27 days11p£2.99View at Myprotein (opens in a new tab)
NiacinamideHealf · 500 mg a serving · £3.42 a month · a pack lasts 6 months11p£20.49View at Healf (opens in a new tab)
This productHealf · 5 mg a serving · £986.33 a month · a pack lasts under a day£32.88shown above

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

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)
This productHealf · 2 mg a serving · £493.17 a month · a pack lasts 2 days£16.44shown above

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

On the label

Thiamine (vitamin B1) · Thiamine
2 mg per serving (stated on the label)
Glycine · Glycine
50 mg per serving (stated on the label)
Pack
90 capsules · 90 servings · 1 capsule(s) a serving
Cost per serving
33p (90 servings in the pack)
More label details
Niacin (vitamin B3) · Niacinamide
5 mg per serving (stated on the label)
Riboflavin (vitamin B2) · Riboflavin
2 mg per serving (stated on the label)
Sold by
Healf
What the listing says
“90 caps” · “1-3 capsules daily with meals” · “L-Glycine ; 50 mg”
Ingredients

Bulking Agent: Dicalcium Phosphate, Lecithin (Soy), Ox Bile Concentrate (Bovine), L-Glycine, Bulking Agent: Rice Flour, Pepsin (Porcine), Black Radish Root Powder, Lipase, Beetroot Extract Powder, Anti-Caking Agents: Silicon Dioxide And Magnesium Salts Of Fatty Acids, Vitamin B3 (Niacinamide), Vitamin B1 (Thiamine HCI), Vitamin B2 (Riboflavin), Capsule: Gelatin (Bovine).

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

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One 100 mg dose is our comparison unit, not a recommendation.

Price history

1 price change since 1 October 2026. Checked on 20 days, most recently 20 October 2026.

Lowest recorded
£29.598 Oct
Highest recorded
£36.991 Oct
First recorded
£36.991 Oct
Checked on
20 dayssince 1 Oct
Pack price at each check.
  1. Down at Healf: £36.99 → £29.59 (−20%)
  2. First checked at Healf: £36.99

Questions about this product

How much does Metagenics MetaDigest Gall Plus cost per 3 g?

£19.73 per 3 g, from £29.59 for 90 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

2 days at one 3 g dose. The pack holds 4.5 g in total.

How much does Metagenics MetaDigest Gall Plus cost per 500 mg?

£32.88 per 500 mg, from £29.59 for 90 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

under a day at one 500 mg dose. The pack holds 450 mg in total.

How much does Metagenics MetaDigest Gall Plus cost per 100 mg?

£16.44 per 100 mg, from £29.59 for 90 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

2 days at one 100 mg dose. The pack holds 180 mg in total.

How much does Metagenics MetaDigest Gall Plus cost per 100 mg?

£16.44 per 100 mg, from £29.59 for 90 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

2 days at one 100 mg dose. The pack holds 180 mg in total.

About Metagenics

All 126 Metagenics products, priced per dose

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