Effects of Defatted Rice Bran–Fortified Bread on the Gut Microbiota Composition of Healthy Adults With Low Dietary Fiber Intake: Protocol for a Crossover Randomized Controlled Trial

Hwei Min Ng   ^{1, 2 *} , MDiet ;   Jasjot Maggo   ^{1, 2 *} , MBBS, MMed, MPhil ;   Catherine Louisa Wall   ^{1, 2} , PhD ;   Simone Brigit Bayer   ^{1, 2} , PhD ;   Warren C McNabb   ^{2, 3} , PhD ;   Jane Adair Mullaney   ^{2, 3, 4} , PhD ;   Meika Foster   ^{2, 3, 5} , PhD ;   Diana L Cabrera   ^{2, 6} , PhD ;   Karl Fraser   ^{2, 3, 4} , PhD ;   Janine Cooney   ^{2, 7} , PhD ;   Tania Trower   ^{2, 7} , PhD ;   Catrin S Günther   ^{2, 7} , PhD ;   Chris Frampton   ⁸ , PhD ;   Richard Blair Gearry   ^{1, 2} , MBChB, PhD ;   Nicole Clemence Roy   ^{2, 3, 9} , PhD

¹ Department of Medicine, University of Otago, Christchurch, Christchurch, New Zealand

² High-Value Nutrition National Science Challenge, Auckland, New Zealand

³ Riddet Institute, Massey University, Palmerston North, New Zealand

⁴ AgResearch Grasslands, Palmerston North, New Zealand

⁵ Edible Research, Christchurch, New Zealand

⁶ Plant and Food Research, Palmerston North, New Zealand

⁷ Plant and Food Research, Ruakura Research Centre, Hamilton, New Zealand

⁸ Biostatistics and Computational Biology Unit, University of Otago, Christchurch, Christchurch, New Zealand

⁹ Department of Human Nutrition, University of Otago, Dunedin, New Zealand

*these authors contributed equally