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HR Labs

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FAQs

How much caffeine is in HR Labs Proven?

None. Matched Proven panels are stimulant-free: 0 mg caffeine per 16 g scoop. Brand directions: mix one scoop with 300–400 ml water about 30 minutes before training. Not recommended under 18 on brand warnings.

How much caffeine is in HR Labs Defib?

Matched Defib / Defib V3 labels state 200 mg caffeine anhydrous per 10.5 g scoop (high caffeine content). A second scoop (21 g) doubles that to 400 mg. Not for under 18s, children, or pregnant / breastfeeding women. Confirm the tub — formula revisions exist.

What flavours does HR Labs Proven come in?

Buyable Proven 320 g flavours at GymStack right now include CLAssic Cola, Frootz, Gummy Bears and Orange Crush. Availability changes with stock — check the live listings on this page.

What electrolytes are in HR Labs Wattr?

Matched Wattr 8 g servings list about 1035 mg elemental electrolytes: potassium 358 mg, chloride 302 mg, sodium 235 mg, calcium 80 mg and magnesium 60 mg, plus 1500 mg taurine. Mix with about 500 ml water. Brand: not for under 18s or pregnant women.

Does HR Labs Rest Up contain melatonin?

Matched Rest Up panels list CherryPURE tart cherry, Levagen+ (PEA), apigenin and CellFlo6 green-tea extract — no added melatonin is named on those ingredient lists. Take four capsules as directed on the pack. This is a food supplement, not a medicine, and this page does not make medical sleep claims.

Is HR Labs a UK brand?

Yes. HR Labs is a UK sports-nutrition brand selling through hr-labs.co.uk, with lines such as Proven, Defib, Wattr, Rest Up, HydroEAA and Cream of Carbs made for the UK gym and athlete market.

What is the difference between HR Labs Proven and Defib?

Proven is the stim-free performance pre-workout (0 mg caffeine per scoop). Defib is the high-stim pre-workout with 200 mg caffeine per scoop on matched labels. Pick Proven for caffeine-free sessions; Defib only if you want labelled caffeine and can follow the adult age-gate.

What flavours does HR Labs Wattr come in?

Open Wattr 320 g flavours here include Super Fresh OJ, Pink Lemonade, Pineapple Mango, Peach & Pomegranate, Grape Currant / Grapecurrant, Frootz and Classic Cola. Stock moves — confirm the flavour on the product card.

Does HR Labs Proven contain allergens?

Brand allergen advice for Proven: manufactured in a facility that also handles cereals including gluten, egg, soya and milk. Suitable for vegetarians and Halal certified on brand copy. Always read the tub you receive.

How much creatine is in HR Labs BASIC?

Matched BASIC panels list 5000 mg creatine monohydrate per 17 g scoop, with beta-alanine 3200 mg, betaine anhydrous 2500 mg and Peak O2 2000 mg. It is stimulant-free (0 mg caffeine) on those panels — Boom Boom Berry is the open flavour here.

What is HR Labs HydroEAA?

HydroEAA is HR Labs’ essential amino acid + electrolyte powder. Brand cards call out about 10 g EAAs per serving with electrolytes and 1500 mg taurine. GymStack flavours in stock include Strawberry & Peaches, Grape Bubbalicious, Super Fresh OJ and Cherry Bubblegum.

Can I take HR Labs Proven with coffee?

Proven itself has 0 mg caffeine, so any caffeine comes from what you add. Brand Lab notes say if you pair Proven with coffee or another stimulant, start lower than your usual caffeine dose. Do not combine with Defib or Fever 40 without accounting for total caffeine.

How much caffeine is in HR Labs Fever 40?

Matched retail panels for Fever 40 list about 100 mg caffeine anhydrous per capsule (about 350 mg per 3-capsule serving). Adults only — not recommended under 18. Follow the pack cycle and do not exceed three capsules in 24 hours. This page does not use body-composition marketing.

Is HR Labs Defib suitable when pregnant?

No. Brand Defib warnings state it is not suitable for children or pregnant or breastfeeding women, and it carries a high-caffeine label (200 mg per scoop). Choose a caffeine-free option such as Proven only after taking advice from a healthcare professional if you are pregnant.

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