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Delivery times depend on your location. For customers in the United States and Canada, we ship from our Michigan fulfillment center — estimated delivery is 3–7 business days. For the UK and Europe: 5–10 business days. For rest of world: 7–14 business days. You will receive a tracking number by email as soon as your order ships.

Yes — we ship globally. All orders are fulfilled through our North American operations center in Michigan, USA, ensuring fast and reliable international delivery. Customs and import duties may apply in some countries and are the responsibility of the customer. If you are unsure about shipping to your country, please contact us before ordering.

We do not offer refunds on opened or used products, as these are health supplements. If your order arrives damaged or incorrect, please contact us within 7 days of receipt with photos and your order number — we will resolve this promptly. If you are unsure whether a product is right for you, we strongly recommend contacting us before ordering. We are happy to advise on product suitability.

A tracking number is emailed to you automatically as soon as your order ships. If you have not received a tracking email within 2 business days of ordering, please check your spam/junk folder first. If it is not there, contact us at Admin@WorldwideHealthCenter.net with your order number and we will investigate immediately.

If you are currently taking prescription medication, are pregnant, breastfeeding, or have a serious medical condition, we always recommend consulting your doctor or healthcare provider before starting any new supplement. While our products are 100% natural and clinician-formulated, Dr. Georgiou strongly believes in personalised clinical guidance. If you would like specific advice, you are welcome to request a consultation at Natural Therapy Center (naturaltherapycenter.com).

Dr. Georgiou offers online health consultations through his clinical practice at the Natural Therapy Center (naturaltherapycenter.com). These are personalised sessions where he reviews your health history and recommends a specific protocol. For general product questions, you can reach our team at Admin@WorldwideHealthCenter.net and we will pass clinical queries to Dr. Georgiou for a response.

Yes. We work with naturopaths, nutritionists, integrative health clinicians, and health practitioners worldwide. For wholesale pricing, bulk orders, and practitioner accounts, please contact us via the form above selecting “Wholesale / Bulk Order” and include your practice details. We will respond with our practitioner pricing structure.

We accept all major credit cards (Visa, Mastercard), PayPal, PayPal Pay Later (available in eligible countries), and Stripe secure checkout. All transactions are processed through encrypted payment gateways. We do not store any payment card information on our servers