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DARK LABS HEROLEAN THERMO

Dark Labs 25portion

from £42.00

Earn up to 42 Points.

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How Does Dark Labs HeroLean Work?


Elevate Your Performance with Dark Labs HeroLean Cross the Limits proudly presents HeroLean by Dark Labs, a hardcore stimulant and fat burner taking the fitness world by storm. Formulated with precision and care, HeroLean is the secret weapon you need to push through barriers and unveil the hero within. Brought to you by Dark Labs, HeroLean stands as a testament to what modern supplementation can achieve. This advanced stimulant and fat burner is crafted for those who seek to transcend limits and emerge victorious in their fitness battles. Dark Labs is renowned for its commitment to quality and innovation, and with HeroLean, they've delivered a formula that's as effective as it is ambitious. It's designed to:

  • Boost Energy Levels: Propel yourself through gruelling workouts with a sustained release of energy that keeps fatigue at bay.

  • Stimulate Fat Loss: Unlock a new level of thermogenesis that helps you efficiently burn fat and sculpt your physique.

  • Sharpen Focus: Stay mentally dialled in with ingredients that support cognitive function, keeping your eyes on the prize.


HeroLean isn't just a supplement; it's a declaration of your commitment to pushing the envelope of what's possible. Ideal for athletes, gym enthusiasts, and anyone looking to intensify their fitness routine, HeroLean by Dark Labs is for the dedicated, the relentless, and the undeterred.

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Dark Labs HeroLean – Key Ingredients:


L-Carnitine L-Tartrate (2,500mg): This is a form of L-carnitine, an amino acid that plays a crucial role in the production of energy by transporting fatty acids into your cells’ mitochondria, which act as engines within your cells, burning these fats to create usable energy. The L-tartrate form is known for its potential to enhance absorption and is often used to aid muscle recovery and support metabolic function.
Raspberry Ketones (500mg): Raspberry ketones are natural substances that give red raspberries their powerful aroma. These ketones are extracted and used in supplements for their potential fat-burning properties. They are believed to cause the fat within cells to be broken down more effectively, helping your body burn fat faster. They are also linked to increased adiponectin levels, a hormone that helps regulate metabolism.
Caffeine Anhydrous (300mg): Caffeine anhydrous is a processed, dehydrated form of caffeine that is more concentrated than regular caffeine. It is widely used in the fitness and supplement industry for its stimulant effects. It can enhance alertness, improve concentration, and boost energy levels. It may also increase metabolic rate and fat burning, making it a common ingredient in weight loss and pre-workout supplements.
Eria Jarensis (N-Phenethyl Dimethylamine) (300mg): Eria Jarensis is an extract that is becoming popular for its euphoric effects similar to DMAA (1,3-dimethylamylamine) and is used for its mood-enhancing properties. It contains N-phenethyl dimethylamine, a compound that can act as a neuromodulator in the central nervous system and is known to boost energy levels, mental alertness, and performance.
2-Aminoisoheptane (225mg): Also known as 2-amino, this compound is a stimulant often used as a pre-workout ingredient. It is said to have a structure similar to DMAA and can provide increased energy, focus, and a suppressed appetite, which can benefit extended workouts and weight management.
Caffeine Citrate (100mg): This ingredient is a fast-acting form of caffeine. It combines caffeine with citric acid and sodium citrate, and it’s known for its quick absorption rate. Caffeine Citrate can provide a rapid onset of action, making it desirable for those needing an immediate energy surge before their workouts. It’s often used with other forms of caffeine to provide a staggered effect on energy levels.
Dicaffeine Malate (100mg): This combination of caffeine and malic acid. The malic acid is supposed to soften the digestive effects of caffeine and act as a buffer, which can help prevent the crash commonly associated with caffeine consumption. It’s known for providing a longer-lasting, more sustained energy boost than caffeine alone.
Fucoxanthin 10% (50mg): Fucoxanthin is a unique carotenoid for brown seaweed and other marine sources. It’s known for its potential antioxidant and fat-burning properties. At a 10% concentration, it’s included in supplements to support metabolism and contribute to the body’s ability to burn fat as an energy source.
Isps HCI (25mg): This compound is similar to Citrus aurantium, also known as Cao Mahuang. It’s a stimulant used for its potential to increase energy expenditure, support weight loss, and enhance athletic performance. The HCI (hydrochloride) form is used for better absorption and bioavailability.
ProGBB (Gamma-Butyrobetaine Ethyl Ester Chloride) (25mg): ProGBB is a precursor to L-Carnitine and is believed to increase the body’s natural production of L-Carnitine. This can help enhance fat burning and increase energy levels, particularly during exercise. It’s often included in supplements to boost metabolism and support weight management.
Bioperine (Piper nigrum) (Fruit) (std. to 95% Piperine) (25mg): Bioperine is a patented extract obtained from black pepper fruits (Piper nigrum), sstandardisedto 95% piperine. It is used to enhance the bioavailability of nutritional compounds. Increasing nutrient absorption ensures that you get the maximum benefit from all the ingredients in the supplement.
Rauwolfia Vomitoria Extract (std. to 90% Aphrodyne HCI) (1mg): This extract from the Rauwolfia plant contains Aphrodyne, also known as rauwolscine. It is a stimulant used for fat burning, as it’s believed to block alpha-2 adrenergic receptors, which can help promote weight loss. However, due to its potency, it’s included in tiny amounts.

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We offer a variety of sports supplements, including muscle-building products, pre-workout formulas, post-exercise recovery items, vitamins and minerals, amino acids, and more.

All our supplements are sourced from reputable manufacturers and undergo rigorous quality control to ensure safety and efficacy. However, we recommend consulting a healthcare professional before starting any new supplement regimen.

Choosing the right supplement depends on your fitness goals, dietary needs, and any existing health conditions. Our product descriptions provide detailed information to help you make an informed decision. Contact our customer support team for personalised advice if you need more clarification.

Placing an order is simple. Please browse our products, add the items you’d like to your cart, and proceed to checkout. You can pay using credit or debit cards, Klarna, or LayBuy.

We offer both domestic and international shipping. Orders are typically processed within 1-2 business days; however, shipping times may vary by location. For detailed information, please refer to our Shipping Policy page.

Once your order is shipped, you will receive a confirmation email with a tracking number. You can use this number to track your order on the carrier’s website.

We offer a carrier ‘s-day return policy for unopened and unused products. If you are unsatisfied with your purchase, please contact our customer support team to initiate a return. For more details, please visit our Return Policy page.

Yes, we regularly offer discounts and promotions on various products. Sign up for our newsletter or follow us on social media to stay updated on the latest deals.

Absolutely! Our team of experts is here to help. Contact us via our website, and we will provide personalised recommendations tailored to your fitness goals and dietary needs.

We offer a selection of vegan—and vegetarian-friendly supplements. For specific information, please check the product descriptions or use the filter options on our website to find suitable products.

Please email our customer support team at info@crossthelimits.co.uk or speak directly to our AI bot assistant. We aim to respond to all inquiries within 24 hours.

We offer wholesale options for gyms, fitness centres, and retailers. For more information, please contact our wholesale department at wholesale@crossthelimits.co.uk.

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We dispatch parcels to the EU every Friday. Your order must be placed by 10 AM on Friday to be included in that week’s shipment. If you order earlier in the week (e.g. on Sunday), your parcel will stay in the UK until Thursday, when it is transferred to our EU fulfilment centre. Once it arrives (usually within 5-7 days), we will send it via DPD, and you will receive your tracking details via email. Please note that the journey from the UK to the EU warehouse does not include tracking—tracking is only provided once your parcel is dispatched from the EU warehouse.

First, you’ll need to register for an account with our store to earn your points. Our points system lets you earn points on every purchase. For every £1 spent on our website, you earn 1 point. For every 100 points, you get £1 in store credit.

For example, if you order £100, you will earn 100 points (equivalent to £1), which you can redeem on your next order.

Yes! You can pay for your supplements using Bitcoin (BTC), Ethereum (ETH), USDT, and many other cryptocurrencies via our secure payment partner, NOWPayments.

To ensure reliable delivery and avoid customs issues, all UK orders are shipped via a consolidated weekly route to our EU hub.

This method guarantees:

  • No customs delays
  • No VAT or duty on delivery
  • One fixed shipping fee (£15)

Orders placed after Friday may be included in the following dispatch window.

Delivery time can be up to 2–2.5 weeks, depending on order timing.

All parcels are delivered via DPD with EU tracking provided after dispatch.

Dark Labs

Dark Labs

Dark Labs is renowned for producing premium supplements tailored for individuals seeking to push beyond their physical limitations. Their products are meticulously formulated to support muscle building, enhance workout performance, and promote overall wellness. Dark Labs provides bodybuilders, powerlifters, fitness enthusiasts, and active people the tools to help them achieve their fitness goals safely and effectively.

Cross The Limits is listed as an official Dark Labs partner in the United Kingdom, making us a trusted source for original products in the UK and Europe.