Get in Touch
Have a question about your Yu Sleep order, the formula, shipping, or our 60-day money-back guarantee? Our USA-based customer support team is happy to help.
📧 Email Support
support@yusleep-eng.com
Our team typically responds within 24 hours, Monday through Friday. Please include your order number (if applicable) so we can assist you faster.
🕒 Support Hours
Monday – Friday: 9:00 AM – 6:00 PM EST
Saturday – Sunday: Limited support (responses within 48 hours)
📦 Order & Shipping Questions
For order tracking, shipping updates, or address changes, please email support@yusleep-eng.com with your order confirmation number.
💸 Refunds & Returns
Every Yu Sleep order is backed by our 60-day money-back guarantee. To request a refund, simply email our support team within 60 days of purchase — no questions asked. View full refund policy.
❓ Product Questions
For ingredient questions, usage guidance, or general product info, check our FAQ section first — most answers are there. If you can't find what you need, email us.