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Core Labs M-Sten

Core Labs 60 caps

£44.46Tax includedLowest price in 30 days: £44.46

Purchase this product now and earn 44 Points!

In stock

Orders placed before 4 pm are shipped on the same day

Free shipping: UK over £89, EU over £150
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M‑Sten is a capsule-based supplement featuring a precisely measured compound alongside a botanical support blend. Designed for structured, time-limited use by experienced adult users following planned supplementation protocols. Each serving supports consistent daily intake across a defined cycle.

Intended User

This product is intended for healthy adult males aged 21 and over who are familiar with cycle-based supplement protocols. It is not suitable for women, minors, or individuals with medical conditions. Consultation with a qualified healthcare professional before use is recommended.

Storage & Safety Instructions

  • Store in a cool, dry place, away from direct light and moisture.

  • Keep out of reach of children.

  • Use only as directed.

  • Do not exceed the recommended daily intake.

Packaging

  • 60 capsules per bottle, sufficient for up to 60 days of use when taken once daily as directed.

Key Ingredient (per capsule)




  • Core compound – approx. 10 mgA controlled, proprietary ingredient formulated for measured daily use in regimented schedules.


  • Botanical support blend – approx. 10 mgA plant-derived microblend commonly used in advanced protocols to help support formula consistency.


Additional formula components may include microcrystalline cellulose, gelatin (capsule shell), magnesium stearate, silicon dioxide, and phytosterols. These excipients ensure stability and reliable dosage delivery.

Suggested Use




  • Take 1 capsule once daily, preferably with a meal.


  • Do not exceed 1 capsule per 24-hour period.


  • Typical usage cycle: up to 4–5 weeks, followed by a planned break or structured transition phase in line with your supplementation strategy.


DOSAGE-TIMING-FALLOW-UP:


Daily Intake: Take one capsule daily with a meal to enhance absorption.
Cycling: It is generally recommended to limit prohormones like M-STEN to short cycles
An example cycle might be:
On-Cycle Duration:4-6 weeks of continuous use.
Off-Cycle Break: At least 4-6 weeks off to allow your body to recover.

Post-Cycle Therapy (PCT)


PCT Duration n: Begin PCT immediately after the on-cycle ends and continue for 4-6 weeks.
PCT: The goal is to restore the body’s natural hormone production and mitigate any side effects from hormonal imbalances caused by the prohormone.
PCT supplements may include natural testosterone boosters, estrogen blockers, and liver support supplements. Specific compounds can consist of:
Natural Testosterone Boosters: Fenugreek, Tribulus Terrestris, D-Aspartic Acid.
Estrogen Blockers: Aromatase inhibitors to prevent the conversion of testosterone to estrogen.
Liver Support: NAC (already included in the product), Milk Thistle, or TUDCA.

On-Cycle Support (Protectives)


Liver Support: Even though NAC is included in the product, additional liver support may be beneficial.
Blood Pressure and Cholesterol Management: To support cardiovascular health, consider supplements like Omega-3 fatty acids, CoQ10, or Red Yeast Rice.
Joint Support: If experiencing joint discomfort, glucosamine and chondroitin can be beneficial.

Duration of Use


Total Duration To prevent undue stress on the body, exceeding two cycles per year. Is not recommended

Core Labs M-Sten – Warnings and Precautions


Always consult with a healthcare professional before starting any new supplement, especially one that affects hormone levels.
Regular blood work is recommended to monitor health markers such as liver enzymes, lipid profiles, and hormone levels.
Pay close attention to your body’s reactions to the supplement and discontinue use if you experience adverse effects.

Disclaimer: This product is a dietary supplement and should not be used as a substitute for a varied diet. Do not exceed the recommended daily dose. Keep out of reach of children. If you are pregnant, nursing, taking medication, or have a medical condition, consult your healthcare professional before use. This product contains Aphrodyne and may cause side effects such as increased heart rate, anxiety, or elevated blood pressure. Use with caution and discontinue use if any adverse reactions occur. Store in a cool, dry place away from direct sunlight. The Food and Drug Administration or any other governmental authority has not evaluated the statements made here. This product is not intended to diagnose, treat, cure, or prevent any disease.

No product reviews yet — add the first one!

Need help?

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.

Your order still needs to be completed” Our payment”gateway most likely did not accept your card. In such cases, the bank often holds the funds as “pending, ” which should be returned to your account within three business days.

If your card was not accepted when placing an order, please try using a different card or select an alternative payment gateway from the list on the payment page after placing your order.

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.

Core Labs

Core Labs

Cross the Limits offers Core Labs supplements, a trusted name in the fitness world known for innovative dietary supplements and advanced training-oriented nutrition. This range delivers high-performance products tailored for athletes at every level, focusing on efficiency and effective goal achievement. By choosing Core Labs at Cross the Limits, fitness enthusiasts gain access to professional-grade formulations designed to maximize physical potential.

Core Labs X M-STEN– 60 caps

£44.46Tax includedLowest price in 30 days: £44.46

Purchase this product now and earn 44 Points!

In stock

Orders placed before 4 pm are shipped on the same day

Free shipping: UK over £89, EU over £150
Secure Card Payments
visa master gpay apay
Pay later with Klarna - interest free
14-Day Returns

Core Labs X M-STEN – 60 caps


Besides X M-STEN by Core Labs, check out our supplements for performance too!


Disclaimer


This product is a dietary supplement and should not replace a varied diet. Do not exceed the recommended dose. Not suitable for individuals under 21. Do not use if pregnant, nursing, or have a medical condition. Consult a healthcare professional before use. Discontinue if adverse reactions occur. Store in a cool, dry place. Not evaluated by the FDA and not intended to diagnose, treat, cure, or prevent any disease.

No product reviews yet — add the first one!

Need help?

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.

Your order still needs to be completed” Our payment”gateway most likely did not accept your card. In such cases, the bank often holds the funds as “pending, ” which should be returned to your account within three business days.

If your card was not accepted when placing an order, please try using a different card or select an alternative payment gateway from the list on the payment page after placing your order.

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.

Core Labs

Core Labs

Cross the Limits offers Core Labs supplements, a trusted name in the fitness world known for innovative dietary supplements and advanced training-oriented nutrition. This range delivers high-performance products tailored for athletes at every level, focusing on efficiency and effective goal achievement. By choosing Core Labs at Cross the Limits, fitness enthusiasts gain access to professional-grade formulations designed to maximize physical potential.