Frequently Asked Questions

About Our Products

1. What are dietary supplements?

Dietary supplements are products designed to provide additional nutrients, including vitamins, minerals, and other beneficial ingredients, to support your daily nutritional needs and overall wellness.

At DUO SEVEN, our supplements are carefully formulated to complement a healthy lifestyle.


2. Are DUO SEVEN supplements made with quality ingredients?

Yes. We carefully select high-quality ingredients and focus on creating supplements that meet strict quality standards. Every product is developed with your health and wellness in mind.


3. How should I take DUO SEVEN supplements?

Please follow the suggested use instructions on each product label. For the best results, we recommend taking supplements consistently as part of your daily wellness routine.


4. Are your products suitable for everyone?

Our supplements are designed for adults looking to support their daily wellness. If you are pregnant, nursing, taking medication, or have any medical condition, please consult your healthcare professional before use.


5. Are your supplements FDA approved?

Dietary supplements are regulated by the FDA under specific guidelines. While dietary supplements are not individually approved by the FDA before they are sold, we follow applicable quality and safety standards to ensure our products meet regulatory requirements.


Shipping & Delivery

6. Where do you ship?

Currently, we ship orders within the United States only.


7. Do you offer free shipping?

Yes. We provide free standard shipping on all U.S. orders.


8. How long does shipping take?

Orders are typically processed within 1–3 business days.

Standard shipping usually takes:

10–15 business days

We also offer expedited shipping:

6–10 business days
Additional shipping fee: $7


9. What happens if my order is lost or damaged during shipping?

If your order is lost or arrives damaged during transit, please contact us. You will not be responsible for any loss.

We will arrange a replacement or provide a full refund to ensure your satisfaction.


Returns & Refunds

10. Do you offer returns?

Yes. We offer a 30-Day Return & Refund Policy.

If you are not completely satisfied with your purchase, you may request a return within 30 days of receiving your order.


11. What are the requirements for a return?

To be eligible for a return:

  • The request must be made within 30 days of delivery.
  • Products should be unopened, unused, and in their original packaging.
  • Proof of purchase is required.

12. How long does it take to receive my refund?

Once your returned item is received and inspected, we will process your refund to the original payment method.

Processing times may vary depending on your payment provider.


Orders & Customer Support

13. Can I change or cancel my order?

If you need to change or cancel your order, please contact us as soon as possible at:

service@duoseven.com

We will do our best to assist you before your order has been processed.


14. How can I contact customer support?

You can reach our customer support team by email:

service@duoseven.com

We will respond within 24 hours during business days.


15. Do you offer subscription plans?

Currently, we offer individual purchases. Subscription options may become available in the future as we continue expanding our wellness offerings.


Wellness & Safety

16. How long does it take to see results?

Everyone’s body is different. Dietary supplements work best when taken consistently as part of a balanced lifestyle. Individual experiences may vary.


17. Can supplements replace a healthy diet?

No. Supplements are designed to complement a healthy diet and lifestyle, not replace nutritious foods or healthy habits.


Still Have Questions?

We're here to help.

Contact us anytime at:

service@duoseven.com

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