We are currently shipping to the EU, USA, and Canada, but please email us to request shipment to the country of your choice. We will happily add it to our system upon verification. Please check our shipping page for more details.

After payment is confirmed, we generally ship from our New Jersey warehouse within 24 to 48 hours. Orders placed on weekends and holidays will be processed on the next business day. Most orders will be delivered in 1-3 business days.

Estimated standard shipment
rate is 10 USD, but it will be calculated precisely at checkout.

We’re here to help. Feel free to email us at hello@myjcos.com or send us a message through our social media accounts for product recommendations and consultations.

To change your order, please email us immediately and include your order #. Unfortunately, once an order has been processed, we can not modify or cancel your order.

Crafted with sulfate-free surfactants, our shampoos, conditioners, primers, masks, and oils are safe for color treated hair.

Your health and safety are our number one concern, so we’ve carefully selected every ingredient to ensure the safety and performance of our products. Our commitment to safety and care means that every product is carefully checked and assessed, adhering to all internationally recognized standards. We’ve also conducted rigorous safety assurance processes designed to meet or exceed industry and regulatory standards for personal care products.

Korean products focus on answering immediate hair concerns and offer wow effects, whereas the Japanese philosophy is based on prevention and sustained results. Korean beauty follows the hottest trends of the moment, while Japanese beauty has its roots in long-lasting and proven rituals and traditions. Korean beauty embraces a faster pace, while Japanese beauty focuses on a slower-paced way of life, believing that breathing, contemplating, and mindfulness should be embraced.