Shop Thyseed | Premium Baby Bottles

Thyseed represents the love for "Thy Seed" (your child). In Asia, the brand is widely known as 世喜 (Shixi), symbolizing "World of Joy" and distinct craftsmanship. Since 2011, it has become a leading choice for millions of families, famous for its darker-colored silicone bottles, often affectionately called the "Big Brown Bottle".

All Thyseed products are made with strictest standards. Whether you know it as Thyseed or 世喜, you are getting the original "Weaning Artifact" designed to make the transition from breastfeeding to bottle-feeding seamless.

Thyseed is recognized globally for its commitment to premium infant feeding products, with baby bottles that stand out due to their use of high-quality PPSU material. Known for its exceptional durability, heat resistance, and BPA-free safety, PPSU makes Thyseed bottles a trusted choice for parents seeking the best for their children (Made of BASF’s high-performance thermoplastic Ultrason®). What truly sets Thyseed apart is its focus on innovation, ergonomic design, and strict safety standards. In addition to baby bottles, Thyseed offers a comprehensive range of products for babies and toddlers, including nipples, toddler cups, pacifiers, teethers, and cutlery. Each product is thoughtfully designed to support healthy growth from newborn to toddler. Trusted by millions of families worldwide, Thyseed continues to lead the way in making feeding easier, safer, and more reliable.

Looking for a gentle and effective weaning solution? The Thyseed Natural PPSU Bottle is designed to ease the transition from breast to bottle, making feeding time stress-free for both you and your baby. With its 120° breastfeeding latch angle and ultra-soft liquid silicone nipple, it closely mimics natural breastfeeding, helping to prevent nipple confusion and promote a smooth switch. Whether you're starting to wean or introducing bottle feeds alongside breastfeeding, Thyseed provides the ideal solution to support your baby’s feeding journey.

Thyseed newborn bottle is designed specifically to solve bottle aversion. Its success in weaning comes from the "Real-Feel" Liquid Silicone, which closely mimics the softness (20° hardness) and warmth of a mother’s skin. Unlike standard plastic bottles, the texture and natural color provide a sense of familiarity, making the emotional and physical transition from breastfeeding to bottle-feeding much smoother and less stressful for the baby

Thyseed products are designed for easy cleaning. The wide-neck design makes them easy to wash by hand. They are also heat-resistant and safe for steam sterilizers, boiling water (1-2 minutes), and UV sterilizers. Note: Always check the specific packaging instructions for PPSU parts versus Silicone parts.

Yes, the Thyseed Sippy cups and Straw cups are designed to be leak-proof. The intelligent V-valve in the straw ensures the cup remains sealed even if it is tipped over or shaken by an active toddler. It effectively prevents spills in diaper bags or on car rides.