A little help, right here.

Think about the atmosphere you want: warm and comforting, fresh and bright, or soft and grounding. Scent is personal, and how it feels can vary with the person, room and surroundings.

Each fragrance refill bottle contains 30 mL (1.01 US fl oz). This is the refill size, not the diffuser’s working capacity. Follow the filling instructions for your model.

Yes. When building a diffuser set, choose a scent for each bottle. You can mix different fragrances or repeat a favorite.

Not necessarily. Check your model’s instructions before adding fragrance. Different diffusers use different formats, and incompatible liquids can affect performance or damage the device.

Follow the filling instructions for your diffuser. Start with a low scent setting and adjust gradually; room size, airflow, fragrance concentration and personal preference all affect the result.

Follow the care instructions supplied with your model. Regular cleaning helps reduce residue and maintain performance. Switch off and disconnect electrical products before cleaning unless the instructions state otherwise.

Allow 1–2 business days for processing, then an estimated 5–9 business days for US shipping or 5–8 for Japan and South Korea. Other destinations vary. These are estimates; customs, carrier delays and local conditions can affect delivery.

We ship to supported US addresses and the destinations listed in our shipping policy. Standard shipping is free. Enter your address at checkout to view available delivery options; coverage varies by address. If no option appears, email support@mistrune.com with the product name, country, state and ZIP or postal code so we can check. Your full street address is not needed for an initial enquiry. Fees collected by MISTRUNE are shown at checkout. Local import duties or taxes not collected there may still be your responsibility.

Your shipping confirmation email includes tracking when available. Allow 1–3 business days after shipment confirmation for tracking information to update.

Request a return within 30 days of delivery. Eligible items must be unused, in their original condition, with original packaging, accessories and included materials. Contact support@mistrune.com for approval and instructions before returning anything. Exclusions apply; see the full policy.

Opened or used fragrance products are not eligible for return unless they arrived damaged, defective or incorrect. Unopened, unused fragrance products may be eligible within 30 days if they remain in their original sealed condition.

Customers pay return shipping for standard returns. For confirmed damage, defects or incorrect items, MISTRUNE covers reasonable return shipping costs when a return is required.

Email support@mistrune.com as soon as possible with your order number and clear photos or videos of the issue. After review and confirmation, we’ll help with an appropriate solution, which may include a replacement or refund.