Natrol High Caffeine helps you push through busy days with a dependable energising lift, because caffeine is the chief active ingredient that kicks in when you need it most.

Available Sizes & Variants:

100 tablets – convenient daily-use bottle.

Benefits & Features:

• Sustained daytime energy.
• Reliable energising lift from a simple caffeine formula that stays straightforward.
• With zero calories and no added sugar, this simple formula slots neatly into daily routines, helping you stay energised without extra calories or sudden crashes.
• The sole active ingredient keeps it easy and predictable.
• Natrol quality is backed by an allergen-free formula, giving you peace of mind.

Natrol High Caffeine is built for simple energy when you need to stay sharp. The single active ingredient keeps the experience easy and predictable, while zero calories and no added sugar mean you can enjoy the lift without extra calories. The product is allergen-free and uses familiar, easy-to-digest inactive ingredients, all in a bottle you can trust for daily use. Natrol's approach focuses on clean labels and transparent ingredients. For those sticking to a broader health routine, this caffeine lift slots into energy stacks with a vitamin d supplement or probiotics, and can even complement a pre workout like c4 pre workout.

Calcium (from Dibasic Calcium Phosphate), Caffeine, Calcium (from Dibasic Calcium Phosphate), Caffeine

• GTIN: 47469047948
• Manufacturer: Natrol
• Categories: Caffeine SkincareCaffeine SupplementsEndurance SupplementsEnergy Vitamins, Supplements & TabletsNatrol Supplements & Vitamins
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Adults should take 1 tablet of Natrol High Caffeine, up to two times daily, allowing 3 to 4 hours between servings. Do not exceed 2 tablets daily. Store in a cool, dry place. WARNING: Consult your healthcare professional before using this product if you are pregnant, nursing, under the age of 18, are taking medication, or have a medical condition. Each serving contains as much caffeine as about 2 cups of coffee. Limit the use of caffeine-containing foods or beverages while taking this product. Too much caffeine may cause nervousness, irritability, sleeplessness, and occasionally rapid heartbeat. This product is not intended for children and those individuals who are sensitive to the effects of caffeine should consult a licensed healthcare professional before consuming this product. If adverse reactions occur, discontinue use. Keep out of reach of children.

Please consult the product packaging for accurate instructions on how to use the product.

*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

The Active Ingredient Is: Caffeine

Caffeine is a natural alkaloid that acts as a central nervous system stimulant and is widely used to support energy-related effects.

This formula contains caffeine as the sole active ingredient, aligning with the product description that emphasises its energising purpose.

What Does Caffeine Do?

Caffeine is involved in promoting energising effects, which are described as equivalent to the stimulation associated with two cups of coffee per serving.

The substance is a single compound delivered per tablet to provide a rapid CNS stimulant effect within normal physiological processes.

This supplement is not intended to diagnose, treat, cure, or prevent any disease.

Natrol is the brand we chose for this High Caffeine supplement due to its long-standing focus on energy-forward formulations and its proven ability to deliver a no-nonsense, high-potency caffeine product. This approach fits with our aim to source brands that keep clear, single-active-ingredient offerings that are easy to grasp and use.

From a quality standpoint, the product uses a precise 200mg caffeine per tablet, with zero calories and no added sugar, supported by a transparent ingredient list that omits common allergens. Our evaluation process, including Welzo's expert team and our stringent vetting framework, makes sure this brand is measured against our ingredient quality and purity standards to safeguard consistency across batches. You can learn more about our specialists and the standards we apply at Welzo's healthcare professionals and our ingredient quality and purity standards.

Overall, Natrol's clear formulation and our vetting alignment make it a product that fits this supplement well, reflecting our commitment to trustworthy sourcing and expert curation.