

Advanced Thyroid
BUILT FOR THE LONG GAME.
Daily health support designed to keep your body performing — inside and outside the gym.
Built with adaptogens, amino acids, and trace minerals, this blend helps regulate thyroid hormone activity, balance cortisol, and support overall energy metabolism.
KEY BENEFITS
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Supports healthy thyroid hormone function
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Boosts energy and metabolism
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Helps reduce tiredness and fatigue
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Aids hormonal balance and recovery
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Formulated for performance, focus, and endurance
KEY INGREDIENTS
L-Tyrosine (500mg) – Amino acid essential for thyroid hormone production and mental focus.
Coleus Forskohlii (250mg) – Enhances metabolism and supports fat utilisation.
Shoden® Ashwagandha (240mg) – Clinically proven adaptogen that helps balance cortisol, reduce stress, and improve recovery.
Zinc (15mg) – Supports hormone production and immune strength.
Vitamin B6 (10mg) – Contributes to normal energy metabolism and reduces fatigue.
Selenium (200mcg) – Protects thyroid cells from oxidative stress and supports hormone conversion.
Iodine (150mcg) – Essential for the production of thyroid hormones, maintaining energy and metabolism.
HOW TO USE
Take 2 capsules daily with food (preferably in the morning).
Each bottle provides 30 servings (60 capsules).
THE RESULT
Improved energy, sharper focus, and balanced hormone function — giving your body what it needs to perform at its best, every day.
Built by Gas Mark 10. Backed by The Barnsley Pitbull.
Believe in the man. Believe in the brand.
FREE SHIPPING ON ALL ORDERS OVER £100
UK Shipping
Standard UK delivery takes 2–5 business days once dispatched.
All orders are dispatched from our UK warehouse within 1–3 business days.
During peak periods, dispatch may take up to 5–10 business days.
How are orders shipped?
Orders are shipped from the UK via DPD, Royal Mail, or Evri, depending on the size and weight of the package.
Do you ship internationally?
No — we currently ship within the UK only.
Will I receive tracking information?
Yes. Once your order has shipped, you’ll receive an email containing your tracking details.
If you haven’t received tracking information within 5 business days, please contact us.
My tracking shows “no information available”
Some carriers can take 2–5 business days to update tracking information.
If your order was placed over 5 business days ago and tracking has not updated, please get in touch.
Will my order arrive in one package?
For logistical reasons, items from the same order may occasionally be shipped in separate packages.
Need help?
If you have any other questions, please contact us and we’ll be happy to help.
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KEY BENEFITS
TRIED. TESTED. TRUSTED.
Real feedback from people who put in the work

BUILT BY ROB TAYLOR
Believe in the man. Believe in the brand.
A man who’s lived every rep, every grind, every setback, and every win.
Gas Mark 10 isn’t a brand built in a boardroom — it’s forged through years of discipline, sweat, and relentless drive. Every product reflects the standards Rob trains by.
No shortcuts. No fillers. No games.
SHOP ROB'S FORMULATIONSCUSTOMER FAVOURITES
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PRODUCT INFORMATION
Frequently Asked Questions
Designed for people who train regularly and want reliable support around performance and recovery.
Usage instructions are listed on the label. Follow the recommended serving size.
Yes. GM10 products are designed to work together. Suggested stacks are shown above.
Yes, when used as directed.
All products are produced to strict quality standards using carefully selected ingredients.


































