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ThorneMinerals

SynaQuell+ NSF-CERTIFIED FOR SPORT®

£74.99 for 30 servings 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 magnesium£1.14One 100 mg dose is our comparison unit for magnesium. It is not a recommendation.
A day£1.14
A week£7.95
A month£34.09
A year£414.72

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

How we worked it out

Magnesium

  • In the pack: 30 × 220 mg = 6.6 g
  • £74.99 ÷ 6.6 g × 100 mg = £1.14 per 100 mg magnesium
  • A week £1.14 × 7 = £7.95 · a month × 30 = £34.09 · a year × 365 = £414.72
  • Amount per serving: stated on the label.

Betaine (TMG)

  • In the pack: 30 × 85 mg = 2.55 g
  • £74.99 ÷ 2.55 g × 2.5 g = £73.52 per 2.5 g
  • A week £73.52 × 7 = £514.64 · a month × 30 = £2205.59 · a year × 365 = £26834.66
  • Amount per serving: stated on the label.

Glutathione

  • In the pack: 30 × 500 mg = 15 g
  • £74.99 ÷ 15 g × 250 mg = £1.25 per 250 mg
  • A week £1.25 × 7 = £8.75 · a month × 30 = £37.49 · a year × 365 = £456.19
  • Amount per serving: stated on the label.

L-Leucine

  • In the pack: 30 × 1.25 g = 37.5 g
  • £74.99 ÷ 37.5 g × 3 g = £6.00 per 3 g
  • A week £6.00 × 7 = £41.99 · a month × 30 = £179.98 · a year × 365 = £2189.71
  • Amount per serving: stated on the label.

Nicotinamide riboside

  • In the pack: 30 × 415 mg = 12.5 g
  • £74.99 ÷ 12.5 g × 300 mg = £1.81 per 300 mg
  • A week £1.81 × 7 = £12.65 · a month × 30 = £54.21 · a year × 365 = £659.55
  • Amount per serving: stated on the label.

Riboflavin (vitamin B2)

  • In the pack: 30 × 100 mg = 3 g
  • £74.99 ÷ 3 g × 100 mg = £2.50 per 100 mg
  • A week £2.50 × 7 = £17.50 · a month × 30 = £74.99 · a year × 365 = £912.38
  • 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: magnesium blends and other forms

All 79, ranked →
ZipVitMagnesium 500mgCheapest per 100 mg magnesiumZipVit · 500 mg a serving · 33p a month · a pack lasts 4.9 years1p£19.99View at ZipVit (opens in a new tab)
Magnesium Glycinate X3Protein Works · 1.81 g a serving · 40p a month · a pack lasts 2.2 years1p£10.99View at Protein Works (opens in a new tab)
Magnesium CapsHealf · 500 mg a serving · 41p a month · a pack lasts 1.4 years1p£6.75View at Healf (opens in a new tab)
This productHealf · 220 mg a serving · £34.09 a month · a pack lasts 2 months£1.14shown above

Ranked purely by price per 100 mg magnesium. 236 combination products also contain magnesium.

How it compares: betaine anhydrous

All 7, ranked →
TMG Pro PowderCheapest per 2.5 gHealf · 1 g a serving · £8.71 a month · a pack lasts 40 days29p£11.61View at Healf (opens in a new tab)
TMG Betaine 1000mg TabsHealf · 3 g a serving · £10.29 a month · a pack lasts 40 days34p£13.72View at Healf (opens in a new tab)
TMG 1000mgHealf · 1 g a serving · £10.62 a month · a pack lasts 48 days35p£16.99View at Healf (opens in a new tab)
This productHealf · 85 mg a serving · £2205.59 a month · a pack lasts 1 day£73.52shown above

Ranked purely by price per 2.5 g. 53 combination products also contain betaine (TMG).

How it compares: glutathione

All 15, ranked →
Glutathione 500mgCheapest per 250 mgHealf · 500 mg a serving · £5.19 a month · a pack lasts 8 months17p£41.49View at Healf (opens in a new tab)
Glutathione 500mgHealf · 500 mg a serving · £5.65 a month · a pack lasts 4 months19p£22.58View at Healf (opens in a new tab)
Glutathione 250mgHealf · 250 mg a serving · £6.25 a month · a pack lasts 2 months21p£12.49View at Healf (opens in a new tab)
This productHealf · 500 mg a serving · £37.49 a month · a pack lasts 2 months£1.25shown above

Ranked purely by price per 250 mg. 16 combination products also contain glutathione.

How it compares: nicotinamide riboside

All 13, ranked →
NR (Nicotinamide Riboside) Powder 1,000 mgCheapest per 300 mgHealf · 1 g a serving · £9.37 a month · a pack lasts 7 months31p£62.49View at Healf (opens in a new tab)
Pure NRHealf · 350 mg a serving · £15.21 a month · a pack lasts 2 months51p£35.50View at Healf (opens in a new tab)
NRHealf · 300 mg a serving · £16.33 a month · a pack lasts 3 months54p£49.00View at Healf (opens in a new tab)
This productHealf · 415 mg a serving · £54.21 a month · a pack lasts 42 days£1.81shown above

Ranked purely by price per 300 mg. 21 combination products also contain nicotinamide riboside.

How it compares: riboflavin-5-phosphate

Compare every product in this form →
Riboflavin 5'-PhosphateCheapest per 100 mgHealf · 36.5 mg a serving · £31.92 a month · a pack lasts 22 days£1.06£23.30View at Healf (opens in a new tab)
This productHealf · 100 mg a serving · £74.99 a month · a pack lasts 30 days£2.50shown above

Ranked purely by price per 100 mg. 53 combination products also contain riboflavin (vitamin B2).

On the label

Magnesium · Blends and other forms
220 mg per serving (stated on the label)
Betaine (TMG) · Betaine anhydrous (TMG)
85 mg per serving (stated on the label)
Pack
30 servings · 12.1 g a serving
Cost per serving
£2.50 (30 servings in the pack)
More label details
Glutathione · Glutathione
500 mg per serving (stated on the label)
L-Leucine · L-Leucine
1.25 g per serving (stated on the label)
Nicotinamide riboside · Nicotinamide riboside
415 mg per serving (stated on the label)
Riboflavin (vitamin B2) · Riboflavin-5-phosphate
100 mg per serving (stated on the label)
Testing
Claimed on the label (not verified by us)
Sold by
Healf
What the listing says
“Servings Per Container: 30” · “Serving Size: 1 Scoop (12.1g)” · “Betaine Anhydrous (Trimethylglycine) ; 85 mg”
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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
£74.99Healf
First recorded
£74.991 Oct
Checked on
20 dayssince 1 Oct
Pack price at each check.
  1. First checked at Healf: £74.99

Questions about this product

How much does Thorne SynaQuell+ NSF-CERTIFIED FOR SPORT® cost per 2.5 g?

£73.52 per 2.5 g, from £74.99 for 30 servings at Healf, checked on 20 October 2026.

How long does one pack last?

1 day at one 2.5 g dose. The pack holds 2.55 g in total.

How much does Thorne SynaQuell+ NSF-CERTIFIED FOR SPORT® cost per 250 mg?

£1.25 per 250 mg, from £74.99 for 30 servings at Healf, checked on 20 October 2026.

How long does one pack last?

2 months at one 250 mg dose. The pack holds 15 g in total.

How much does Thorne SynaQuell+ NSF-CERTIFIED FOR SPORT® cost per 3 g?

£6.00 per 3 g, from £74.99 for 30 servings at Healf, checked on 20 October 2026.

How long does one pack last?

13 days at one 3 g dose. The pack holds 37.5 g in total.

How much does Thorne SynaQuell+ NSF-CERTIFIED FOR SPORT® cost per 100 mg magnesium?

£1.14 per 100 mg magnesium, from £74.99 for 30 servings at Healf, checked on 20 October 2026.

How long does one pack last?

2 months at one 100 mg dose. The pack holds 6.6 g in total.

How much does Thorne SynaQuell+ NSF-CERTIFIED FOR SPORT® cost per 300 mg?

£1.81 per 300 mg, from £74.99 for 30 servings at Healf, checked on 20 October 2026.

How long does one pack last?

42 days at one 300 mg dose. The pack holds 12.5 g in total.

How much does Thorne SynaQuell+ NSF-CERTIFIED FOR SPORT® cost per 100 mg?

£2.50 per 100 mg, from £74.99 for 30 servings 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.

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