5-MTHF 1mg (activated folic acid 1 mg)

[necessary period]

All items are shipped directly from our headquarters in Dallas, USA to the place where the order was placed in Korea, and it takes about 5 days on average to reach the Korean customer's home (excluding Sundays and US public holidays).

On Saturdays, Sundays and other holidays, and during peak postal and courier seasons such as Christmas, it may take more than a week based on business days.

[Delivery cycle]

Air shipments are made three times a week on Mondays, Wednesdays, and Fridays in the United States (Tuesdays, Thursdays, and Saturdays in Korean time). Orders must be placed at least 2 days prior to the delivery date to ensure delivery on time.

The products we sell are shipped directly to the U.S. and we charge $8, including all additional tariffs for vitamins.

Even if you order a large quantity at once, the number of nutritional supplements that can be delivered in the same box on the same day is limited to 6, regardless of size. Items ordered other than 6 will be delivered the following week after the first order is shipped, so don't worry if you don't receive all the items you ordered on the same day. Just wait and you will receive them in order. If you ordered more than 6 items and would like to receive them quickly on the same date, please email us your relative or friend's address and customs clearance number, and we can deliver them to you at the same time. Please understand that these are all rules established by Korean Customs.

Additionally, the delivery period may take an additional 1-2 days if flight schedules, holidays, and holiday periods overlap, and in regional areas, so please understand if delivery is slightly delayed.

- Real-time delivery tracking system provided: http://www.alexpress.kr/ship_tracking_eng.php?ship_num=waybill registration number" -> Copy your waybill registration number in the waybill registration number field and search for it in a browser window. You can check delivery information (before domestic customs clearance).

Through the Order My Account menu on the headquarters shopping mall website, you can check the domestic movement status of the parcel (real-time delivery inquiry/cargo tracking) through the waybill number sent to the customer by email after the product has cleared domestic customs.

In the case of exchange/refund or return due to the customer's simple change of mind (size and color) and the product is not defective, the customer must bear all accompanying shipping costs. In the case of health foods, products shipped directly from the United States cannot be returned in Korea due to domestic Food and Drug Administration regulations, so please be careful when purchasing .

If you have any questions about the product, please contact us at any time before purchasing.

[If exchange and return are not possible]

If the product is lost or damaged due to reasons attributable to the customer. However, this excludes cases where the packaging, etc. has been damaged in order to check the contents of the product.

- If the value of the product has decreased due to the customer’s use or partial consumption
- If the value of the product has decreased over time to the extent that resale is difficult.

[exchange]

If Opt Vitamin accidentally sends you a wrong product, we will provide a 100% exchange. In addition, problems such as accidents during delivery (product loss or damage) are handled by the courier company (courier insurance applied), and even if there is a problem with the product, we will provide a prompt exchange.

However, due to the nature of the product and the delivery distance, general exchanges are not possible for products selected by the customer and once delivered, so please understand this and be especially careful when ordering.

Opt Vitamin complies with all laws and regulations for consumer protection.

[withdraw order]

You can cancel your order directly before the product is shipped . To cancel after payment, please use the customer center. You can cancel your order by viewing the order details and using the edit button.

If you paid by card, please contact customer service and if possible, we will cancel the authorization.