In today's fast-paced world, sleep quality is a significant concern for many. Nutritional supplement manufacturers are increasingly looking for effective and natural ingredients to address this market need. L-Theanine, a natural amino acid found in tea, has gained considerable attention for its ability to promote relaxation and improve sleep quality. As a leading L-Theanine supplier in China, we offer premium grade L-Theanine powder (CAS 3081-61-6) that is ideal for sleep-support formulations.
Research suggests that L-Theanine can enhance sleep by promoting alpha brain waves, which are associated with a state of deep relaxation without drowsiness. It also helps to reduce stress and anxiety by modulating neurotransmitter activity in the brain. This dual action makes L-Theanine an excellent ingredient for consumers seeking natural ways to fall asleep faster and experience more restful sleep. For businesses looking to buy L-Theanine, its efficacy in sleep-related supplements makes it a highly sought-after product.
Our company stands as a reliable L-Theanine manufacturer in China, committed to providing high-purity (99%) and food-grade L-Theanine. We understand the rigorous standards required for nutritional supplements, and our manufacturing processes are designed to meet these demands. By choosing us as your L-Theanine supplier, you ensure that your products are formulated with a safe and effective ingredient, backed by consistent quality and a stable supply chain.
We empower businesses to develop market-leading sleep aids and relaxation products by offering competitive pricing and flexible order quantities. Whether you are a large-scale supplement producer or a niche formulator, we are equipped to meet your needs. If you are interested in incorporating the sleep-enhancing benefits of L-Theanine into your product line, contact us to discuss your requirements and how to purchase L-Theanine from our esteemed manufacturing facility in China. Invest in quality, invest in L-Theanine.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.