Know what you're
actually drinking.

Two numbers get quoted at you constantly, and they're both answering different questions. The 0.8 g per kg figure on nutrition labels is a floor — the amount that stops a sedentary adult from losing tissue. It was never meant as a target for someone lifting four times a week.

If you train, the useful range sits between 1.4 and 2.2 g per kg of bodyweight per day. Where you land inside that band depends on what you're doing:

Going higher stops helping

Past roughly 2.2 g/kg the research stops showing extra benefit for muscle growth in most people. It isn't harmful — it's just displacing carbs and fat you'd probably rather have for training energy, and it costs more.

Spread it out

Your body can only put so much into muscle protein synthesis at once. The practical version: aim for 20–40 g per sitting, across 3–5 sittings, rather than 150 g in one heroic dinner. Somewhere around 0.4 g/kg per meal is the sweet spot for most people.

The rest of the plate still counts

• 150 g chicken breast ≈ 45 g protein
• 2 whole eggs ≈ 12 g
• 1 cup cooked dal ≈ 9 g
• 200 g Greek yoghurt ≈ 20 g
• 100 g paneer ≈ 18 g

Count food first. Use the shake to close the gap, not to open a new one.

All three start as whey — the liquid left over when milk is made into cheese. What separates them is how far it gets filtered.

What that means in practice

• Concentrate is the default for good reason. It keeps a little more fat and lactose, which is also why it tends to taste and mix better.
• Isolate earns its price if dairy leaves you bloated, or if you're tracking every gram in a cut. Otherwise you're paying for filtration you don't need.
• Hydrolysate is partly broken down so it absorbs faster. Meaningful for clinical use and elite same-day-double-session athletes. For everyone else, the extra cost buys a bitter taste and very little else.

What about plant protein?

Soy, pea and rice all build muscle. Pea and rice are individually a little short on specific amino acids, which is why good vegan blends mix them — the combination closes the gap. Practical adjustment: aim about 10–20% higher on total daily protein if you're fully plant-based.

Short answer: it exists, but it's a garage door, not a letterbox.

The original claim was that muscle protein synthesis spikes for roughly 30–60 minutes after training and that missing it wastes the session. Later work showed the elevated window runs closer to 24 hours after a hard session, and that when researchers control for total daily protein, the timing effect mostly disappears.

So does timing matter at all?

Yes — just not on a stopwatch. Two situations where it genuinely helps:

• You trained fasted. If your last meal was six hours ago, eating soon after matters more than it would otherwise.
• You train twice in a day. Recovery time between sessions is short, so refuelling promptly is doing real work.

The version worth remembering

Getting 20–40 g of protein within a couple of hours either side of training is more than enough. If a shake right after the last set is what makes that actually happen for you, that's a good enough reason on its own — convenience is a legitimate strategy.

Sweat isn't just water. The big loss is sodium — roughly 0.5 to 1.5 g per litre of sweat, and heavy salty sweaters sit at the top of that range. You also lose smaller amounts of chloride, potassium and magnesium.

Sweat is the measure, not the clock

There's no minimum session you have to clear before electrolytes count. What matters is how much you sweat, and that has far more to do with heat, humidity and how hard you pushed than with how long you were in the gym. Thirty minutes of skipping in a Chennai May can cost you more salt than an hour of lifting in air conditioning.

So the honest answer is simple: if you sweated, you lost salt, and putting it back gets you rehydrated faster and feeling better sooner than water alone. Water is never a wrong choice — electrolytes just get you there quicker.

Where it makes the biggest difference

• Heat and humidity — the single biggest factor, and the one Indian gyms live with for half the year
• Longer or continuous efforts — running, cycling, classes, anything that holds your heart rate up
• Back-to-back sessions, or training again later the same day
• If you're a salty sweater — white marks on your skin or a crust on your cap afterwards
• Cramping, headaches or feeling wrung out after training
• Any session you finish thirsty and flat — that on its own is reason enough

Sugar, or no sugar?

They do different jobs, and both are valid. Zero-sugar replaces the minerals without the calories — the usual pick if you're watching intake or you've just come off weights. The carbohydrate version also brings fuel, which helps on longer or harder efforts, and the small amount of glucose actually speeds up how fast your gut takes in the sodium and water. Choose by what you want out of it, not by a stopwatch.

One caution worth stating plainly: if you have high blood pressure, kidney disease, or you're on medication that affects sodium or potassium, talk to your doctor before making electrolyte drinks a habit.

Strip a pre-workout back and you'll usually find five ingredients with genuine evidence behind them, sitting alongside a dozen that are there for the ingredient list.

The ones that do the work

Two things worth knowing

The tingles aren't the product working. That prickling on your face and hands is paraesthesia from beta-alanine. It's harmless, it fades, and it has nothing to do with the benefit — which only shows up after several weeks of daily dosing, training day or not.

Creatine and beta-alanine don't care when you take them. Both work by saturating tissue over weeks. Putting them in a pre-workout is a packaging decision, not a physiological one. Daily consistency is the whole game.

Caffeine, honestly

For a 75 kg person, 3–6 mg/kg is roughly 225–450 mg. Most people do well nearer the bottom of that range. Two practical notes:

• Caffeine's half-life is around 5–6 hours. A 7 pm scoop still has half of it circulating at midnight. If you train in the evening, use a low-stim or non-stim option.
• Tolerance builds. If your usual dose does nothing, the fix is a week or two off — not a bigger scoop.

Skip stimulant pre-workouts entirely if you're pregnant, have a heart condition or hypertension, or you're under 18.

You don't need a chemistry degree. You need to check four things, in this order.

1. Protein per serving, and the serving size

"80% protein" on the front is a claim about the powder, not about your scoop. Find the nutrition panel, read grams of protein per serving, then check what a serving weighs. A 24 g protein claim on a 40 g scoop is 60% — a long way from the front of the tub.

2. The amino acid spiking check

Protein content is often measured by nitrogen. Cheap free-form aminos contain nitrogen but do very little for muscle building, so adding them inflates the number. Scan the ingredient list for glycine, taurine, creatine or added L-glutamine listed near the top. Individually they're harmless. Listed prominently in a protein powder, they're a flag.

3. Proprietary blends

A blend total of "6,000 mg Energy Matrix" tells you nothing. The ingredients are listed in descending order by weight, so the cheapest filler can legally be 5,900 mg of that 6,000. If the brand won't show per-ingredient doses, assume they're low.

4. Third-party testing

Look for Informed Sport, NSF Certified for Sport or Labdoor marks. These verify what's in the tub actually matches the label. In India, also check for a valid FSSAI licence number — and if you're buying an imported brand, an importer's label. Counterfeits are common enough to be worth the ten seconds.

Three products, one decision. Match it to what you actually just did.

The two rules underneath all of it

• There's no entry requirement. You don't have to train long enough, hard enough or often enough to have earned a shake. If it helps you hit your protein or rehydrate properly, that is the whole justification.
• Daily totals beat perfect timing. Hit your protein most days and the exact hour stops mattering.

Three taps and under a minute: pick, scan the UPI QR, take your cup from the hatch.

Why it's more consistent than your shaker

• Measured, not scooped. The dose is dispensed by the machine, so serving 400 matches serving 1. A hand scoop varies by 15–20% depending on how you pack it.
• Mixed under pressure. Powder meets water in a mixing chamber rather than a bottle you shake for eight seconds — which is why there are no lumps at the bottom.
• Temperature controlled. Powders clump and degrade in heat and humidity. The cabinet holds a stable internal environment, which matters a lot more in an Indian gym than in a lab.
• Rinse cycles between servings. The lines flush automatically so flavours don't carry over.

If something isn't right

Short pour, wrong flavour, payment taken but no cup, or the screen frozen — take a photo of the machine screen and tell us on the feedback page. Every report is read by a person, and payment issues get refunded.