The Core (Raw Honey & Salt) is caffeine-free. The Grind (Salty Lemon) has 200 mg caffeine per can. Both have 500 mg electrolytes.

Sodium, potassium, magnesium and chloride – plus zinc and B vitamins. The Core has 7 kcal and 0.3 g sugar per can, The Grind 10 kcal and 0.5 g sugar. Both are sweetened with sucralose and acesulfame K. Full ingredients and nutrition are on each product page.

Yes. Table salt is sodium chloride, and both sodium and chloride are electrolytes. Granny explains the rest – sweat, labels and how much salt you already get from food – in Is salt an electrolyte? Granny's lessons so far. For potassium and magnesium too, read our plain guide to electrolytes.

200 mg per 330 ml can (61 mg/100 ml). High caffeine content. Not recommended for children or pregnant or breast-feeding women. EFSA considers up to 400 mg caffeine a day safe for healthy adults – remember to count your coffee.

That’s your call – we just want you to have the facts. One can contains 12.4 mg zinc (124 % of the daily reference intake) and 400 µg folic acid (200 %). The EU food safety authority (EFSA) puts the tolerable upper intake for adults at 25 mg zinc and 1,000 µg folic acid a day – counting everything you eat and drink, supplements included. The Grind also contains 200 mg caffeine; EFSA considers up to 400 mg caffeine a day safe for healthy adults.

Whenever you like: mornings, before or after a workout, as an afternoon pick-me-up or on a long flight. The Core works any time of day. The Grind is best when you actually want the caffeine.

No. It’s an everyday electrolyte drink – low in calories and sugar, and made for normal days as much as training days.

Yes. Our cans are part of the Swedish deposit system, so return them like any other can.

Within Sweden: 49 kr, and free on orders over 599 kr. To the other countries we ship to: always free, with a minimum order of 599 kr. The amount includes the can deposit (pant). See our shipping policy.

Orders placed before 15:00 on weekdays usually ship the next business day. Delivery takes 1–3 business days within Sweden and 3–7 business days to other countries we ship to.

A 6-pack or a Flak (24 cans) of The Core or The Grind, or a Mix Flak with 12 of each.

Yes. Deliveries every 4–6 weeks, no commitment – pause, change or cancel any time from your account page.

You can withdraw from your purchase within 14 days for unopened, intact packages. You pay the return shipping unless the product is faulty or damaged. See our refund policy for details.

See our Retailers page for gyms and stores that stock Saltcore.

Yes – no minimum order beyond one flak per flavour. Email info@drinksaltcore.com and we’ll get back with pricing and delivery options.