HR Labs Fever 40 75 Caps
HR Labs Fever 40 75 Caps
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Description
HR Labs Fever 40 75Caps FEVER40 is a high-stimulant capsule from HR Labs combining caffeine with InnoSlim® and AstraGin® (Astragalus and Panax notoginseng), Eria jarensis, ForsLean® (Coleus forskohlii), Paradoxine® grains of paradise, Cocoabuterol®, L-theanine, hordenine, bitter orange peel, ProGBB™ and vitamins B6 and B12.
The brand does not publish the amounts of each ingredient on its website, so check the pot before use. None of these ingredients, apart from caffeine and the B vitamins, has an authorised health claim in the UK; weight-loss claims made by the brand are not authorised here. 75 capsules.
Key benefits
- Caffeine-based stimulant capsule
- InnoSlim®, ForsLean® and Paradoxine®
- Hordenine, bitter orange and Eria jarensis
- Vitamins B6 and B12
- 75 capsules
How to use
Start with 1 capsule to assess tolerance. The brand recommends 2 capsules on waking and 1 more 6–8 hours later; do not exceed 3 capsules in 24 hours or take within 5 hours of sleep. Cycle 5 days on, 2 off, for no more than 8 weeks, then take 4 weeks off. Stay well hydrated.
Who it's for
Experienced, healthy adults with a high stimulant tolerance, after speaking to a doctor.
Allergens
Contains bovine gelatine (not suitable for vegetarians). Capsule shell contains titanium dioxide and FD&C Blue 2. Made in a facility that also handles cereals containing gluten, egg, soya and milk. Recipes can vary by flavour and may change, so always check the label on your pack.
Good to know
High stimulant content: not recommended for children or pregnant or breastfeeding women. Contains several stimulants (caffeine, hordenine, Eria jarensis, bitter orange) – do not combine with other stimulants, pre-workouts or caffeine. Do not use if you have high or low blood pressure, a heart, liver, kidney or thyroid condition, a seizure disorder, diabetes or a psychiatric condition. Do not combine with other sources of caffeine, and avoid within 6 hours of bedtime. Not for under-18s or pregnant or breastfeeding women. Speak to your doctor before use if you have a medical condition or take any medication. Do not exceed the recommended daily dose. Keep out of reach of children. Food supplements should not be used as a substitute for a varied, balanced diet and a healthy lifestyle.
Product information based on the HR Labs website (hr-labs.co.uk, checked 4 Oct 2026).
More information
Nutrition
Typical values — flavours may vary. Always check the product label.
Reference flavour: No Flavour. Values per serving (1 Capsule) from supplier data, NOT yet verified against the manufacturer label. Per 100g values (where shown) are calculated.
Typical values
Per 100g/ml
Per serving
Protein
—
0 g
Carbohydrates
—
0 g
Fat
—
0 g
Salt
—
0 g
Ingredients: InnoSlim (Astragalus Membranaceus & Panax notoginseng), Caffeine Anhydrous, Eria Jarensis Extract, Forslean (Coleus Forskholii Extract - 12% Forskolin), Paradoxine Grains of Paradise Extract (Aframomum Melegueta), Cocabuterol (Theobroma cacao Extract), L-Theanine, Bitter Orange Peel Extract, Pro GBB (Gamma-Butyrobetaine Ethyl Ester Chloride), Astragin (Astragalus Membranaceus & Panax notoginseng),Bioperine (Black Pepper Extract) , Vitamin B6 (Pyridoxine Hydrochloride), Vitamin B12 (Cyanocobalamin), Bulking Agent (Brown Rice Flour), Flowing Agent (Silicone Dioxide), Anti Caking Agent (Magnesium Stearate), Bovine Gelatine Capsule Shell (Contains Colourings Titanium Dioxide & FD&C Blue2)
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Check the product description above for available ingredients, nutrition and flavour information. If a detail you need is missing, ask us before ordering.
Always read the label for ingredients, allergens, directions and suitability. Information can vary by flavour and pack size. Food supplements should not replace a varied, balanced diet and a healthy lifestyle. If you need help checking a product, contact us before ordering.