Exhibit 21.1

Mead Johnson Nutrition Company Subsidiaries as of December 31, 2009



|                                                                                 |  |               
|-------------------------------------------------------------------------------- |  | --------------
|Entity Name                                                                      |  | Jurisdiction  
|Mead Johnson Nutrition S. r. l.                                                  |  | Argentina     
|Mead Johnson Nutrition (Australia) Pty Ltd                                       |  | Australia     
|Mead Johnson Nutrition (Belgium) BVBA                                            |  | Belgium       
|Mead Johnson Do Brasil Comercio e Importacao De Productos de Nutricao Ltda.      |  | Brazil        
|Mead Johnson Nutrition (Canada) Co.                                              |  | Canada        
|Mead Johnson Nutritionals China Ltd.                                             |  | China         
|Mead Johnson Nutrition (Colombia) Ltda.                                          |  | Colombia      
|Mead Johnson Nutrition Denmark (a Representation Office of Mead Johnson B.V.)    |  | Denmark       
|Mead Johnson Nutrition (Ecuador) Cia. Ltda.                                      |  | Ecuador       
|Mead Johnson Nutrition (France) SAS                                              |  | France        
|Mead Johnson Nutrition (Hong Kong) Limited                                       |  | Hong Kong     
|Mead Johnson Nutrition (India) Private Limited                                   |  | India         
|PT Mead Johnson Indonesia                                                        |  | Indonesia     
|Mead Johnson Nutrition Ireland (a Representation Office of Mead Johnson B.V.)    |  | Ireland       
|Mead Johnson Nutrition (Italia) S.r.l.                                           |  | Italy         
|Mead Johnson Nutrition (Malaysia) Sdn. Bhd.                                      |  | Malaysia      
|Mead Johnson Nutricionales de Mexico, S. de R.L. de C.V.                         |  | Mexico        
|BMS Pharmaceuticals Asia Holdings B.V.                                           |  | Netherlands   
|GMK Holdings B.V.                                                                |  | Netherlands   
|Mead Johnson B.V.                                                                |  | Netherlands   
|MJN Holdings (Netherlands) B.V.                                                  |  | Netherlands   
|Mead Johnson Nutrition Norway(a Representation Office of Mead Johnson B.V.)      |  | Norway        
|Mead Johnson Nutrition (Peru) S.r.l.                                             |  | Peru          
|2309 Realty Corporation                                                          |  | Philippines   
|Mead Johnson Nutrition (Philippines), Inc.                                       |  | Philippines   
|Sphinx Holdings Company, Inc.                                                    |  | Philippines   
|Mead Johnson Nutrition (Poland) Sp. z. o.o.                                      |  | Poland        
|Mead Johnson Nutrition (Portugal) Nutricao Infantil, Sociedade Unipessooal, Lda. |  | Portugal      
|Limited Liability Company Mead Johnson Nutrition                                 |  | Russia        
|Mead Johnson Nutrition (Singapore) Pte. Ltd.                                     |  | Singapore     
|Mead Johnson Nutrition Holdings (Singapore) Pte. Ltd.                            |  | Singapore     
|Triple J Ingredients Pte. Ltd.                                                   |  | Singapore     
|Mead Johnson Nutrition (Spain) S.L.                                              |  | Spain         
|Mead Johnson Nutrition (Sweden) AB                                               |  | Sweden        
|Mead Johnson Nutrition (Taiwan) Co. Ltd.                                         |  | Taiwan        
|Mead Johnson Nutrition (Thailand) Ltd.                                           |  | Thailand      
|Mead Johnson Nutrition (UK) Ltd.                                                 |  | United Kingdom
|Blisa, L.L.C.                                                                    |  | Delaware      
|Mead Johnson & Company, LLC                                                      |  | Delaware      
|Mead Johnson Nutrition (Dominicana) S.A.                                         |  | Delaware      
|Mead Johnson Nutrition (Puerto Rico) Inc.                                        |  | Delaware      
|Mead Johnson Nutrition (Venezuela) LLC                                           |  | Delaware      
|Mead Johnson Nutrition Nominees LLC                                              |  | Delaware      
|Mead Johnson Nutrition Venezuela, S.C.A.                                         |  | Venezuela     
|Mead Johnson Nutrition (Vietnam) Company Limited                                 |  | Viet Nam