Yes, it is a naturally occurring product that our body produces itself and a part of our natural diet. The data suggests that spermidine supplementation using a spermidine supplement is safe and well-tolerated.

Spermidine concentrations decline with age, enhancing aging and development of age-related diseases. Therefore, it becomes essential to increase the level of spermidine again by supplementing it. The astonishing effect of spermidine stops the development of age-related diseases and enables a healthy and slow aging. This effect has been reported in numerous scientific studies and more studies are still performed to show the magnificent effect of spermidine.

Frank Madeo et al. ,Spermidine in health and disease.Science359,eaan2788(2018). DOI:10.1126/science.aan2788

There are no time restrictions. For best result we recommend taking it for at least 6-12 months.

If you are pregnant or breastfeeding, we advise to check with your doctor first before taking any food supplements.

Qazli is not just a dietary supplement, We provide high quality product with almost 100 % bioavialibility with numerous long lasting benefits backed by science. Our product is Gluten Free, vegan, sugar free, cruelty free, preservative free, ISO 22000 certified, Clinically proven, GMO free, Water Soluble. No Artificial flavors or colors (pure ingredients),lactose free and Swiss made.

Our policy lasts 7 days. If 7 days have gone by after receipt of your package, unfortunately we can not offer you a refund or exchange.

To be eligible for a return, your item must be unused and in the same unopened condition that you received it. It must also be in the original packaging.

Non-Refundable Returns
We do not provide refunds for returned products that are damaged due to misuse, lack of care, mishandling, accidents, abuse, or other abnormal use.

To complete your return, we require a receipt or proof of purchase.

Please do not send your purchase back to prior to receiving return confirmation. Only regular priced items may be refunded, unfortunately sale items cannot be refunded.

To return your product, send us an email to: contact@qazli.com. You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable.

If you receive a refund, the cost of shipping will be deducted from your refund. Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

Please consider using a trackable shipping service.

Non-Delivery or Refusal of Package
If you intentionally refuse delivery or fail to pay required customs fees, QAZLI reserves the right to retain 50% of the total purchase cost as a handling fee. Shipping fees are non-refundable.

By completing a purchase, you agree to these terms.

Yes, the amount changes subject to location. Depending on location, taxes and duty may apply. Please check your local customs website to confirm.

All orders are processed as fast as possible and are shipped, Monday to Friday from Switzerland.

Please be aware that shipping time varies by country, so please allow up to 14 working days for delivery.

We ship to many countries worldwide. To confirm availability, please select your country at the checkout process and you will be advised if shipment is available. We are happy to assist you in case shipment is not available in your country. Please feel free to contact us at: contact@qazli.com

We accept all major credit cards.