Electrolyte comparison

Purelyte vs Hyro

Hyro carries 500mg sodium, 250mg of potassium a serve, maltodextrin and no calcium at $3.13 per 1000mg of key electrolytes. Purelyte carries 800mg sodium, 400mg of potassium, 100mg of calcium and zero maltodextrin, at $1.62 per 1000mg of key electrolytes — almost half the cost.

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What's in Hyro, from the label

Hover the ? markers to see what each salt form actually means.

HyroCompetitor

500mg sodium · 250mg potassium · 100mg magnesium · 0mg calcium · 0g sugar

Ingredients

Sodium Chloride, Magnesium Citrate, Potassium Chloride, Citric Acid, Natural Flavours (contains Maltodextrin), Steviol Glycosides, Natural Colours, Vitamin C (Ascorbic Acid)

PurelyteThis page

800mg sodium · 400mg potassium · 100mg magnesium · 100mg calcium · 0g sugar

Ingredients

Pink Himalayan Salt, Potassium Citrate, Organic Citric Acid, Magnesium Lactate, Calcium Citrate, Fruit Powder, Fruit Oil, Organic Steviol Glycosides

Ingredient data from each brand's currently published label. Labels change — verify the current listing before publishing.

 
 

Where each one actually wins

Stay with Hyro if

you prefer a lighter electrolyte dose. With 850mgs of electrolytes with no calcium.

you want 45mg of added vitamin C.

you prefer a smaller standard drink. Hyro is designed around 350–500ml of water.

Switch to Purelyte if

you want fuller electrolyte replacement. Purelyte provides all four major electrolytes including calcium.

you want more total electrolytes per serving: 1,400mg versus 850mg. 60% more sodium and 60% more potassium.

you are replacing the electrolytes lost through sweat. Purelyte's formula is designed to meet or exceed the typical electrolytes lost in sweat.

you want to avoid ingredients like magnesium citrate and maltodextrin.

you want more hydration from each sachet (600ml-1200ml).

you want a lower cost per 1000mg of electrolytes and better value per litre.

 
 

Built around an average litre of sweat.

Purelyte meets or exceeds the electrolytes lost in an average litre of sweat.

Sodium 800 mg 800 mg
Potassium 400 mg 250 mg
Magnesium 100 mg 36 mg
Calcium 100 mg 20 mg

Individual sweat loss varies with body size, heat, humidity and exercise intensity — figures above reflect a commonly cited average.

 
 

Side by side, from the labels and beyond

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Details from each brand's published label, product page or publicised information. Prices based on RRP. Last Checked: 07/09/2026.

 

Australia's first full sweat replacement electrolyte

Built to replace everything, not just sodium.

Purelyte meets or exceeds the electrolytes lost in an average litre of sweat.

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