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MyproteinSports & performanceVegan

THE Electro | Electrolyte Sachets, Watermelon, 20 sachets

£19.99 for 20 sachets at Myprotein. That works out at £1.00 per serving, which ranks it 89th of the 260 electrolytes we price across 9 UK retailers.

What it really costs, per serving£1.00One serving is our comparison unit for electrolytes. It is not a recommendation.
A day£1.00
A week£7.00
A month£29.99
A year£364.82

At one serving a day, this pack lasts 20 days. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

Electrolytes

  • Servings: 20 ÷ 1 per serving = 20
  • In the pack: 20 × 1 serving = 20 servings
  • £19.99 ÷ 20 servings × 1 serving = 99.9p per serving
  • A week 99.9p × 7 = £7.00 · a month × 30 = £29.99 · a year × 365 = £364.82
  • Amount per serving: priced per serving — compare what each serving contains before choosing.

Biotin

  • Servings: 20 ÷ 1 per serving = 20
  • In the pack: 20 × 10 µg = 200 µg
  • £19.99 ÷ 200 µg × 5 mg = £499.75 per 5 mg
  • A week £499.75 × 7 = £3498.25 · a month × 30 = £14992.50 · a year × 365 = £182408.75
  • Amount per serving: stated on the label.

Calcium

  • Servings: 20 ÷ 1 per serving = 20
  • In the pack: 20 × 120 mg = 2.4 g
  • £19.99 ÷ 2.4 g × 500 mg = £4.16 per 500 mg calcium
  • A week £4.16 × 7 = £29.15 · a month × 30 = £124.94 · a year × 365 = £1520.07
  • Amount per serving: stated on the label.

Chromium

  • Servings: 20 ÷ 1 per serving = 20
  • In the pack: 20 × 8.2 µg = 164 µg
  • £19.99 ÷ 164 µg × 200 µg = £24.38 per 200 µg chromium
  • A week £24.38 × 7 = £170.65 · a month × 30 = £731.34 · a year × 365 = £8897.99
  • Amount per serving: stated on the label.

Copper

  • Servings: 20 ÷ 1 per serving = 20
  • In the pack: 20 × 0.2 mg = 4 mg
  • £19.99 ÷ 4 mg × 1 mg = £5.00 per 1 mg copper
  • A week £5.00 × 7 = £34.98 · a month × 30 = £149.92 · a year × 365 = £1824.09
  • Amount per serving: stated on the label.

D-Ribose

  • Servings: 20 ÷ 1 per serving = 20
  • In the pack: 20 × 2 g = 40 g
  • £19.99 ÷ 40 g × 5 g = £2.50 per 5 g
  • A week £2.50 × 7 = £17.49 · a month × 30 = £74.96 · a year × 365 = £912.04
  • Amount per serving: stated on the label.

Folate

  • Servings: 20 ÷ 1 per serving = 20
  • In the pack: 20 × 40.9 µg = 818 µg
  • £19.99 ÷ 818 µg × 400 µg = £9.78 per 400 µg
  • A week £9.78 × 7 = £68.43 · a month × 30 = £293.25 · a year × 365 = £3567.90
  • Amount per serving: stated on the label.

Iodine

  • Servings: 20 ÷ 1 per serving = 20
  • In the pack: 20 × 30.7 µg = 614 µg
  • £19.99 ÷ 614 µg × 150 µg = £4.88 per 150 µg iodine
  • A week £4.88 × 7 = £34.18 · a month × 30 = £146.51 · a year × 365 = £1782.50
  • 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 electrolytes

All 260, ranked →
Re-Lyte ImmunityHealf · 1 serving a serving · £29.66 a month · a pack lasts 45 days99p£44.49View at Healf (opens in a new tab)
THE Energy Gel | Carbohydrate & Electrolyte GelMyprotein · 1 serving a serving · £29.99 a month · a pack lasts 20 days£1.00£19.99View at Myprotein (opens in a new tab)
MyPROTHE Energy Gel | Carbohydrate & Electrolyte GelMyprotein · 1 serving a serving · £29.99 a month · a pack lasts 20 days£1.00£19.99View at Myprotein (opens in a new tab)
THE Energy Gel | Carbohydrate & Electrolyte GelMyprotein · 1 serving a serving · £29.99 a month · a pack lasts 20 days£1.00£19.99View at Myprotein (opens in a new tab)
THE Electro | Electrolyte SachetsMyprotein · 1 serving a serving · £29.99 a month · a pack lasts 20 days£1.00£19.99View at Myprotein (opens in a new tab)
This productMyprotein · 1 serving a serving · £29.99 a month · a pack lasts 20 days£1.00shown above

Switching to the Healf pack saves 32p a month at one serving a day.

Ranked purely by price per serving. 32 combination products also contain electrolytes.

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 productMyprotein · 10 µg a serving · £14992.50 a month · a pack lasts under a day£499.75shown above

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

How it compares: other forms of calcium

All 25, ranked →
Calcium 1000mg & Vitamin D3 400iu TabletsCheapest per 500 mg calciumSimply Supplements · 1 g a serving · 94p a month · a pack lasts 12 months3p£11.29View at Simply Supplements (opens in a new tab)
Calcium & Magnesium TabletsMyprotein · 800 mg a serving · £2.29 a month · a pack lasts 5 months8p£10.99View at Myprotein (opens in a new tab)
ZipVitCalcium 400mg with Magnesium 200mgZipVit · 400 mg a serving · £2.29 a month · a pack lasts 9 months8p£21.99View at ZipVit (opens in a new tab)
This productMyprotein · 120 mg a serving · £124.94 a month · a pack lasts 5 days£4.16shown above

Ranked purely by price per 500 mg calcium. 216 combination products also contain calcium.

How it compares: other forms of chromium

Compare every product in this form →
Ionic Chromium Liquid ConcentrateCheapest per 200 µg chromiumHealf · 200 µg a serving · £23.40 a month · a pack lasts 25 days78p£19.50View at Healf (opens in a new tab)
ZipVitBerberine 1000mg with ChromiumZipVit · 6 µg a serving · £69.42 a month · a pack lasts 11 days£2.31£24.99View at ZipVit (opens in a new tab)
ZipVitBerberine 1000mg with ChromiumZipVit · 6 µg a serving · £83.25 a month · a pack lasts 4 days£2.78£9.99View at ZipVit (opens in a new tab)
This productMyprotein · 8.2 µg a serving · £731.34 a month · a pack lasts under a day£24.38shown above

Ranked purely by price per 200 µg chromium. 40 combination products also contain chromium.

How it compares: copper

All 10, ranked →
Chelated CopperCheapest per 1 mg copperHealf · 2.5 mg a serving · 79p a month · a pack lasts 8 months3p£6.57View at Healf (opens in a new tab)
Copper (citrate)Healf · 2 mg a serving · £2.61 a month · a pack lasts 4 months9p£10.42View at Healf (opens in a new tab)
Copper (Glycinate)Healf · 2 mg a serving · £2.75 a month · a pack lasts 4 months9p£10.98View at Healf (opens in a new tab)
This productMyprotein · 0.2 mg a serving · £149.92 a month · a pack lasts 4 days£5.00shown above

Ranked purely by price per 1 mg copper. 145 combination products also contain copper.

How it compares: D-Ribose

Compare every product in this form →
D Ribose Powder 500gCheapest per 5 gBulk · 5 g a serving · £6.00 a month · a pack lasts 3 months20p£19.99View at Bulk (opens in a new tab)
HealthaidD-Ribose 1000mgVitamin Planet · 1 g a serving · £36.42 a month · a pack lasts 18 days£1.21£21.85View at Vitamin Planet (opens in a new tab)
This productMyprotein · 2 g a serving · £74.96 a month · a pack lasts 8 days£2.50shown above

Ranked purely by price per 5 g. 21 combination products also contain D-Ribose.

How it compares: folic acid

All 16, ranked →
Folic AcidCheapest per 400 µgHealf · 800 µg a serving · 34p a month · a pack lasts 1.4 years1p£5.73View at Healf (opens in a new tab)
ZipVitFolic Acid 400mcgZipVit · 400 µg a serving · 75p a month · a pack lasts 12 months2p£8.99View at ZipVit (opens in a new tab)
AlmusFolic Acid 400UG 6 90 TabletLloyds Pharmacy · 400 µg a serving · 76p a month · a pack lasts 3 months3p£2.29View at Lloyds Pharmacy (opens in a new tab)
This productMyprotein · 40.9 µg a serving · £293.25 a month · a pack lasts 2 days£9.78shown above

Ranked purely by price per 400 µg. 144 combination products also contain folate.

How it compares: potassium iodide

All 8, ranked →
Lugol's IodineCheapest per 150 µg iodineHealf · 12.5 mg a serving · 2p a month · a pack lasts 102.7 yearsunder 1p£22.49View at Healf (opens in a new tab)
WeightWorldIodine TabletsWeightWorld · 400 µg a serving · 31p a month · a pack lasts 2.7 years1p£9.99View at WeightWorld (opens in a new tab)
Iodine +Healf · 250 µg a serving · 34p a month · a pack lasts 5.5 years1p£22.49View at Healf (opens in a new tab)
This productMyprotein · 30.7 µg a serving · £146.51 a month · a pack lasts 4 days£4.88shown above

Ranked purely by price per 150 µg iodine. 89 combination products also contain iodine.

On the label

Electrolytes · Electrolytes (per serving)
1 serving per serving (priced per serving — compare what each serving contains before choosing)
Biotin · Biotin
10 µg per serving (stated on the label)
Pack
20 sachets · 20 servings · 1 sachet(s) a serving
Cost per serving
£1.00 (20 servings in the pack)
More label details
Calcium · Other forms
120 mg per serving (stated on the label)
Chromium · Other forms
8.2 µg per serving (stated on the label)
Copper · Copper
0.2 mg per serving (stated on the label)
D-Ribose · D-Ribose
2 g per serving (stated on the label)
Folate · Folic acid
40.9 µg per serving (stated on the label)
Iodine · Potassium iodide
30.7 µg per serving (stated on the label)
Claimed on the listing
vegan, vegetarian
Barcode
5059883479729
Sold by
Myprotein
What the listing says
“20 x 9.7g” · “Mix the stick pack (9.7g)” · “Biotin ; 10 mcg ; 20”
Ingredients

Trisodium Citrate, D-Ribose, Acid (Citric Acid), Aquamin™ Soluble (Calcified Marine Algae (Lithothamnion sp)), Flavouring, Potassium Chloride, Coconut Water Powder, Magnesium Citrate, Natural Flavouring, Anti-Caking Agent (Silicon Dioxide), Beetroot Concentrate, Sweetener (Sucralose), AstraGin® (Astragalus membranaceus 10:1 Root Extract, Panax notoginseng 50:1 Root Extract), Vitamin C, Ferrous Sulphate, Vitamin E, Niacin, Zinc Oxide, Vitamin A, Sodium Fluoride, Pantothenic Acid, Copper Gluconate, Managanese Sulphate, Vitamin D2, Vitamin B6, Vitamin B1, Vitamin K1, Vitamin B2, Chromium Chloride, Folic Acid, Potassium Iodide, Sodium Selenite, Biotin, Sodium Molybdate, Vitamin B12.

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

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One serving is our comparison unit, not a recommendation.

Price history

No price change since 3 October 2026. Checked on 18 days, most recently 20 October 2026.

Price at every check
£19.99Myprotein
First recorded
£19.993 Oct
Checked on
18 dayssince 3 Oct
Pack price at each check.
  1. First checked at Myprotein: £19.99

Questions about this product

How much does Myprotein THE Electro | Electrolyte Sachets cost per 5 mg?

£499.75 per 5 mg, from £19.99 for 20 sachets at Myprotein, checked on 20 October 2026.

How long does one pack last?

under a day at one 5 mg dose. The pack holds 200 µg in total.

How much does Myprotein THE Electro | Electrolyte Sachets cost per 500 mg calcium?

£4.16 per 500 mg calcium, from £19.99 for 20 sachets at Myprotein, checked on 20 October 2026.

How long does one pack last?

5 days at one 500 mg dose. The pack holds 2.4 g in total.

How much does Myprotein THE Electro | Electrolyte Sachets cost per 200 µg chromium?

£24.38 per 200 µg chromium, from £19.99 for 20 sachets at Myprotein, checked on 20 October 2026.

How long does one pack last?

under a day at one 200 µg dose. The pack holds 164 µg in total.

How much does Myprotein THE Electro | Electrolyte Sachets cost per 1 mg copper?

£5.00 per 1 mg copper, from £19.99 for 20 sachets at Myprotein, checked on 20 October 2026.

How long does one pack last?

4 days at one 1 mg dose. The pack holds 4 mg in total.

How much does Myprotein THE Electro | Electrolyte Sachets cost per 5 g?

£2.50 per 5 g, from £19.99 for 20 sachets at Myprotein, checked on 20 October 2026.

How long does one pack last?

8 days at one 5 g dose. The pack holds 40 g in total.

How much does Myprotein THE Electro | Electrolyte Sachets cost per serving?

£1.00 per serving, from £19.99 for 20 sachets at Myprotein, checked on 20 October 2026.

Is it the cheapest of the electrolytes in the UK?

No, it is 89th of 260. Electrolyte Powder at Bulk works out at 6p per serving.

How long does one pack last?

20 days at one serving. The pack holds 20 servings in total.

How much does Myprotein THE Electro | Electrolyte Sachets cost per 400 µg?

£9.78 per 400 µg, from £19.99 for 20 sachets at Myprotein, checked on 20 October 2026.

How long does one pack last?

2 days at one 400 µg dose. The pack holds 818 µg in total.

How much does Myprotein THE Electro | Electrolyte Sachets cost per 150 µg iodine?

£4.88 per 150 µg iodine, from £19.99 for 20 sachets at Myprotein, checked on 20 October 2026.

How long does one pack last?

4 days at one 150 µg dose. The pack holds 614 µg in total.

About Myprotein

Founded 2004 · Manchester, England · Part of THG plc

Myprotein is a sports nutrition brand founded in 2004 by Oliver Cookson and bought in 2011 by The Hut Group, now the London-listed THG plc. It is based in Manchester and is part of THG's nutrition division.

All 558 Myprotein products, priced per doseVisit Myprotein (opens in a new tab)

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