Here to help
Frequently Asked Questions
For anything else, get in touch at hello@yessiam.co
About YESSIAM
What is YESSIAM?
YESSIAM is a curated destination for Thai beauty and skincare in the U.S. We thoughtfully select products from Thai brands and make them easier to discover and shop from the U.S.
Where are your products from?
We curate beauty products from Thai brands, including INGU and Her Hyness.
Where is YESSIAM based?
YESSIAM is based in California, and our products ship from the U.S.
Why Thai beauty?
Thailand has a vibrant beauty culture with thoughtful formulations, enjoyable textures, and a growing generation of modern beauty brands. YESSIAM was created to make more of these products accessible to customers in the U.S.
Products
Are your products authentic?
Yes. YESSIAM sources products directly from the brands we work with or through trusted authorized sources. We only sell authentic products.
How do I know which product is right for me?
Each product page includes information about key benefits, ingredients, and how to use the product.
If you still have questions, email hello@yessiam.co and we’ll do our best to help.
Where can I find the full ingredient list?
Ingredient lists are included in each product’s description. Always refer to your packaging for the ingredient list for your product.
How should I use the products?
Usage instructions are listed on each product page and on the product packaging.
Please follow the directions provided by the original brand.
Are your products suitable for sensitive or acne-prone skin?
Some products may be suitable for acne-prone skin, but individual reactions can vary.
Please review the ingredient list on the product page and patch test before use.
Are your products cruelty-free or vegan?
Cruelty-free and vegan information will be listed on individual product pages when the claim has been confirmed by the brand.
Ordering
How do I know if my order was placed successfully?
After checkout, you should receive an order confirmation email at the email address used for your order.
Can I change or cancel my order?
If you need to make a change or cancellation, email hello@yessiam.co as soon as possible.
We will do our best to help, but changes or cancellations cannot be guaranteed once the order has entered processing or shipped.
I entered the wrong shipping address. What should I do?
Email hello@yessiam.co immediately with your order number and the correct address.
What payment methods do you accept?
Available payment methods will be shown at checkout.
Shipping
Where do you ship?
YESSIAM currently ships within the United States.
Where do orders ship from?
All orders are fulfilled and shipped from California, USA.
How long does order processing take?
Orders are typically processed within 1–2 business days, Monday through Friday, excluding holidays.
During launches or high-volume periods, processing may take slightly longer.
How long does shipping take?
Standard U.S. shipping generally takes approximately 3–7 business days after your order has shipped.
Carrier delays, weather, holidays, and other circumstances outside our control may affect delivery times.
Do you offer free shipping?
Yes. Standard U.S. shipping is free on orders of $50 or more after discounts and before applicable taxes.
How can I track my order?
Once your order ships, you will receive a shipping confirmation email with tracking information.
Please allow up to 24–48 hours for tracking to update.
My tracking says delivered, but I cannot find my package. What should I do?
Please check around your delivery location and with household members, neighbors, front desk, or building management.
We also recommend allowing up to 24 hours in case the carrier marked the shipment as delivered early.
If you still cannot locate the package, contact the shipping carrier and email hello@yessiam.co so we can assist you.
What if my package appears lost or tracking has not updated?
If your tracking has not updated for an extended period, email hello@yessiam.co with your order number.
We will review the situation and help determine the next step.
Returns
Do you accept returns?
No. All sales are currently final.
For hygiene and safety reasons, YESSIAM does not accept returns or exchanges for change of mind, personal preference, skin compatibility, or opened or used products.
What if my order arrives damaged?
Please email hello@yessiam.co within 7 days of delivery.
Include:
- Your order number
- Clear photos of the damaged or leaking product
- Photos of the product packaging
- Photos of the shipping box or mailer
Photo evidence is required so we can review your request.
What if I receive the wrong item?
Please email hello@yessiam.co within 7 days of delivery with your order number and a clear photo of the item you received.
What if something is missing from my order?
Please email hello@yessiam.co within 7 days of delivery with your order number and details of the missing item.
Do you offer exchanges?
No. YESSIAM does not currently offer exchanges.
How can I contact YESSIAM?
For any questions about products, orders, shipping, or anything else, email:
If your question is about an existing order, please include your order number so we can assist you more quickly.