FAQ

Yes. Every product batch undergoes independent third-party testing for purity, label accuracy, and banned substances before it's released for sale. Certificates of Analysis (CoAs) are available on request.

No. All XMuscle products are tested to WADA standards and are safe for drug-tested competition. If you're a tested athlete and need the CoA for a specific batch, email us.

Yes. Our Pea Protein Isolate, BCAA Complex, Multivitamin, and Creatine Monohydrate are all vegan-certified. The Plan Builder automatically recommends vegan options when you select a plant-based diet.

Yes. All XMuscle supplements are manufactured in ISO 9001-certified UK facilities. This means tighter quality control, faster response to any issues, and shorter supply chains.

Each product page lists full allergen information. Our Whey Protein products contain milk. Some products are manufactured in facilities that also handle tree nuts, soy, and egg. Check each product label carefully.

The Plan Builder is a free tool that generates a personalised training programme and matched supplement stack in under 2 minutes. Answer 7 questions about your goal, experience, and lifestyle — we do the rest.

The split, protein targets, and supplement stack are based on peer-reviewed exercise science guidelines. The AI engine takes your exact inputs (weight, goal, training days, diet type, budget) into account — it's not a generic template.

Yes, completely free. No credit card required. You'll need to create an account to save your plan, which also gives you access to your dashboard, order history, and subscription management.

Yes. From your dashboard, you can access the Plan Builder at any time to generate a new plan as your goals or training level change.

The Plan Builder asks about dietary restrictions and certain health considerations. If you are pregnant, have kidney disease, heart conditions, or other medical conditions, specific supplements are automatically excluded. However, always consult your GP or a registered dietitian before starting any supplement regimen.

Subscribe & Save lets you set up recurring deliveries for any product at a 15% discount vs the one-time purchase price. You choose your delivery frequency (monthly is most popular) and we handle the rest.

Yes, any time, with no penalty or notice period. Log into your account, go to Subscriptions, and click Cancel. If you cancel after your renewal has already processed, that final order will still be delivered.

Yes. From your account you can skip the next delivery or pause your subscription for up to 3 months without losing your subscription discount.

If a subscribed product is out of stock, we'll delay the charge and dispatch until it's available again. You'll receive an email notification. You can also swap to an alternative product from your account.

Yes. Payments are processed securely by our payment providers (PayPal and Stripe) — we never store your card details on our own servers. Both are PCI-DSS Level 1 certified, the highest standard in the payment industry.

Unopened products can be returned within 30 days of delivery for a full refund. We cannot accept returns of opened supplements for hygiene reasons, unless the product is faulty or was delivered incorrectly.

Email hello@xmuscle.co.uk with your order number and reason for return. We'll send a prepaid return label within 1 working day.

Refunds are processed within 3–5 working days of receiving your return. The time for the funds to appear in your account depends on your bank — typically an additional 3–5 working days.

Contact us immediately at hello@xmuscle.co.uk. We'll send the correct product with express delivery and arrange collection of the incorrect item at no cost to you.