We at Zenstra want to help you become the best version of yourself. Our mission is to help you reach your full potential in the healthiest ways possible.
Zenstra has been operating since 2018. It began in Ireland but it is now a global business, with a supply chain and distribution network spanning every continent. The founder and CEO, Saran Connolly, has long suffered with bipolar depression, anxiety, insomnia and addiction issues. Zenstra research is thoroughly conducted by expert medical scientists, specialising in fields ranging from neuroscience to immunology. All of our nutritional products are manufactured in accordance with EU good manufacturing practices (GMP).
Security & Privacy
We only take payment via PayPal, so as to ensure all credit card transactions are totally secure and fully encrypted. As PayPal is a secure, third-party payment processor, we never see or store your card or bank details. As such, we are fully PCI compliant and up to date with the latest PCI standards. When you shop with us you can rest assured that your personal data will remain safe, secure and fully confidential. Under no circumstances would we ever share or sell your personal information. PayPal also provides 100% buyer protection for all transactions, so you can feel safe ordering from us.
100% Satisfaction Guarantee
All ingredients are laboratory tested and we fully guarantee the quality and labeled potency of our products. If you are in any way dissatisfied with your product, you may return it within 30 days of receiving your order, for store credit, an exchange or a full refund. For further information, feel free to check out our delivery & returns page. Any order placed before 1 pm GMT will be shipped the same day (on a working day). We aim to respond to all emails within 24 hours.