Customer care
Shipping & Returns
Last updated November 3, 2026
Where we ship
Nucli ships to addresses in the United States only.
Shipping options
- Express 2-Day Shipping: $12
- Free 2-Day Shipping: on orders of $150 or more (cart total after discounts)
- Express Overnight Shipping: $80
Rates are shown at checkout before you pay.
Processing and delivery
Orders are usually processed within 1 to 2 business days. Delivery times start when the order ships and are estimates, not guarantees. A tracking number is emailed when your order ships.
Cancellations and changes
To cancel or change an order, contact us within 60 minutes of placing it or before it is packed. Orders that have shipped cannot be canceled.
Returns and refunds
- Eligibility: unused, unopened products in original condition. Opened or used products cannot be returned, except case by case for quality concerns.
- Window: request within 30 days of purchase.
- Return shipping: paid by the customer, and must use a trackable method. Untracked returns cannot be verified or refunded.
- Processing: refunds are issued to the original payment method within 7 to 10 business days after the return is received and inspected. Your bank may take a few more days to post it.
Damaged, missing or incorrect items
Contact [email protected] right away with your order number and photos. Keep the product, packaging and lot number. We will arrange a replacement or refund where applicable.
Product concerns
Do not discard the product or packaging when reporting a quality concern or suspected adverse event. Use the Product Safety page.