--- product_id: 295376770 title: "Natural Flow® Level 1 Narrow Baby Bottle Silicone, Slow Flow, 0m+, 100% Silicone Bottle, 6 Pack" brand: "dr. brown's" price: "¥5515" currency: JPY in_stock: true reviews_count: 5 category: "Dr. Brown's" url: https://www.desertcart.jp/products/295376770-natural-flow-level-1-narrow-baby-bottle-silicone-slow-flow store_origin: JP region: Japan --- # Consistent slow flow rate Anti-colic internal vent system 100% super-soft silicone Natural Flow® Level 1 Narrow Baby Bottle Silicone, Slow Flow, 0m+, 100% Silicone Bottle, 6 Pack **Brand:** dr. brown's **Price:** ¥5515 **Availability:** ✅ In Stock ## Summary > 🍼 Feed with confidence, calm, and care — the natural flow your baby deserves! ## Quick Answers - **What is this?** Natural Flow® Level 1 Narrow Baby Bottle Silicone, Slow Flow, 0m+, 100% Silicone Bottle, 6 Pack by dr. brown's - **How much does it cost?** ¥5515 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/295376770-natural-flow-level-1-narrow-baby-bottle-silicone-slow-flow) ## Best For - dr. brown's enthusiasts ## Why This Product - Trusted dr. brown's brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Reliable Slow Flow:** Level 1 nipple ensures a consistent, gentle flow ideal for newborns and easing breast-to-bottle transitions. - • **Paced Feeding Perfection:** Clinically proven anti-colic vent reduces spit-up, burping & gas for peaceful feeds. - • **Premium Silicone Comfort:** Made from ultra-soft, BPA-free silicone that mimics breastfeeding for a natural latch. - • **Universal Fit & Easy Care:** Fits all Dr. Brown’s narrow bottles and is dishwasher & sterilizer safe for busy parents. - • **Nutrient-Preserving Design:** Internal vent system helps preserve milk nutrients and supports better digestion and sleep. ## Overview Dr. Brown's Natural Flow® Level 1 Narrow Baby Bottle Nipples offer a slow, consistent flow designed for newborns 0m+. Featuring a clinically proven anti-colic vent system, these 100% silicone nipples reduce colic symptoms by minimizing spit-up, burping, and gas. Their breast-like shape encourages a natural latch, easing the transition between breast and bottle. BPA-free and dishwasher safe, they fit all Dr. Brown’s narrow bottles, making feeding time smoother and more comfortable for both baby and parents. ## Description Dr. Brown’s Natural Flow® Level 1 Nipple is sized just right for newborns, offering a slow flow. Dr. Brown’s® Level 1 Nipple, together with the Anti-Colic internal vent system, is clinically proven to reduce colic. Dr. Brown’s® bottle and nipple provide a more comfortable feeding experience for baby by decreasing spit-up, burping and gas. This vacuum-free feeding is closest to breastfeeding and Dr. Brown’s® Slow Flow Nipples provide a consistent flow so baby can feed at their own pace. The breast-like nipple shape encourages a proper latch for a more natural bottle feeding experience and eases the transition from breast to bottle and back again. The Level 1 Nipple and Anti-Colic vent system is proven to help preserve bottle milk nutrients and aid in digestion for a better night’s sleep. Made of super-soft, 100% silicone, the Level 1 Nipple fits all Dr. Brown’s® narrow bottles. The suggested age range for the Level 1 Nipple is 0 months+, but baby’s preferred flow rate may vary. Safe for use in dishwasher (top rack only), electric and microwave sterilizers or boiling water. BPA free. Review: Perfect - Perfect Review: Excelente calidad - Son como las originales y duraderas, quedan super bien y tienen le flujo de leche correcto si las volvería a comprar pero duran mucho tiempo, yo las tuve que cambiar ya que el producto después de tiempo se deteriora cambiando de color a uno amarillo ## Features - The Level 1 Slow-flow nipple works with the internal vent system for paced feeding - Each Level 1 Nipple has same consistent flow rate, so both you and baby know what to expect - Made of super-soft, high-grade silicone and fits all Dr. Brown’s Narrow Bottles - Suggested age range for the Level 1 Nipple is 0 months+, but baby’s preferred flow rate may vary - Dishwasher (top rack) and sterilizer safe, BPA free.Dr. Brown’s Level 1 Narrow Nipple is a great place to start for many babies, offering a slow, paced flow. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B015XBYDG2 | | Age Range Description | Baby | | Best Sellers Rank | #140 in Baby Products ( See Top 100 in Baby Products ) #2 in Baby Bottle Nipples | | Bottle Nipple Type | Vented | | Bottle nipple type | Vented | | Brand | Dr. Brown's | | Customer Reviews | 4.8 out of 5 stars 9,467 Reviews | | Global Trade Identification Number | 00072239305768 | | Included Components | Dr. Brown's Natural Flow Baby Bottle - Level 1, Slow Flow - 6pk - 0m+ | | Item Type Name | Dr. Brown's Natural Flow Baby Bottle Narrow -Preemie, Level 1 - 4 and Y-Cut - 6packs - 0m - 9m+ | | Item Weight | 5 g | | Liquid Flow Speed | Slow Flow | | Liquid flow speed description | Slow Flow | | Manufacturer | Dr. Brown's | | Material | Silicone | | Material Type | Silicone | | Material Type Free | Bisphenol A Free | | Material type free | Bisphenol A Free | | Model Number | SN161-WEB | | Number of Pieces | 6 | | Part Number | SN161-WEB | | Size | 6 Count (Pack of 1) | | UPC | 072239305768 | | Unit Count | 6 Count | ## Product Details - **Bottle nipple type:** Vented - **Brand:** Dr. Brown's - **Liquid flow speed description:** Slow Flow - **Material:** Silicone - **Size:** 6 Count (Pack of 1) ## Images ![Natural Flow® Level 1 Narrow Baby Bottle Silicone, Slow Flow, 0m+, 100% Silicone Bottle, 6 Pack - Image 1](https://m.media-amazon.com/images/I/81G3R6EuZ5L.jpg) ## Available Options This product comes in different **Size, Style** options. ## Questions & Answers **Q: Does this fit with medela bottles?** A: No ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect *by S***Y on 21 January 2026* Perfect ### ⭐⭐⭐⭐⭐ Excelente calidad *by M***. on 13 December 2023* Son como las originales y duraderas, quedan super bien y tienen le flujo de leche correcto si las volvería a comprar pero duran mucho tiempo, yo las tuve que cambiar ya que el producto después de tiempo se deteriora cambiando de color a uno amarillo ### ⭐⭐⭐⭐⭐ ⭐⭐⭐⭐⭐ Great Quality and Perfect Flow *by M***. on 4 June 2026* I've been using the Dr. Brown's Original Level 1 Nipples and they've worked exactly as expected. The flow rate is gentle and consistent, making feeding comfortable and helping prevent my baby from getting overwhelmed. They fit perfectly with our Dr. Brown's bottles and are easy to clean. ## Frequently Bought Together - Dr. Brown’s Natural Flow Level 1 Narrow Baby Bottle Silicone Nipple, Slow Flow, 0m+, 100% Silicone Bottle Nipple, 6 Count (Pack of 1) - Dr. Brown's Natural Flow Anti-Colic Options+ Narrow Baby Bottle, 4 oz/120 mL, with Level 1 Slow Flow Nipple, 0m+, 4 Bottles - Dr. Brown’s Natural Flow Level T Narrow Baby Bottle Silicone Nipple, Slower Flow, 0m+, 100% Silicone Bottle Nipple, 6-Pack --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/295376770-natural-flow-level-1-narrow-baby-bottle-silicone-slow-flow](https://www.desertcart.jp/products/295376770-natural-flow-level-1-narrow-baby-bottle-silicone-slow-flow) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-01*