Sept. 8, 2026

Why Do We Care About Diet Texture? The Rationale Behind Diet Texture Recommendations

Key Takeaways

Understanding how chewing and food texture connect to swallowing safety is essential for effective patient care in adult neuro rehab.
Food factors like gumminess, hardness, and moisture directly impact the muscle strength we recruit for a safe and efficient swallow.
Diet texture recommendations must be individualized for each patient rather than relying on a one-size-fits-all approach.
Certain common foods, such as bread, present unexpected challenges during mastication and pharyngeal phase swallowing.
IDDSI texture modifications provide a standardized framework to help speech-language pathologists navigate complex dietary recommendations.

Show Notes

In this episode of Speech Talk, Emily and Eva explore how chewing, food texture, and swallowing are connected—and why diet texture matters for swallowing safety and patient care. Why do we care about diet texture? Because the texture of the food changes as we chew or don’t chew and food factors like gumminess, hardness, and moisture impact the strength we recruit for the swallow.

They break down the basics of mastication and the pharyngeal swallow, discuss IDDSI texture modifications, and take a closer look at healthy chewing patterns. They also explore why certain foods, like bread, can be surprisingly challenging and why swallowing recommendations need to be individualized for each patient.

Whether you’re an SLP, SLP student, or interested in dysphagia and swallowing, this episode offers a practical look at the complex process behind something we do every day

Citations

Matsuo, K., & Fujishima, I. (2020). Textural Changes by Mastication and Proper Food Texture for Patients with Oropharyngeal Dysphagia. Nutrients, 12(6), 1613. https://doi.org/10.3390/nu12061613

Sari KI, Rafisa A. Chewing and Swallowing Patterns for Different Food Textures in Healthy Subjects. Int J Dent. 2023 Jun 17;2023:6709350. doi: 10.1155/2023/6709350. PMID: 37361412; PMCID: PMC10290560.

Gandhi, P., Barrett, E., Mancopes, R., Panes, V., Peladeau-Pigeon, M., Simmons, M. M., & Steele, C. M. (2026). What about foods? The influence of food texture on the safety, timing, kinematics, and efficiency of pharyngeal phase swallowing in healthy adults. Journal of Speech, Language, and Hearing Research, 69(4), 1528–1541. https://doi.org/10.1044/2025_JSLHR-25-00546

Free Resources on Dietary Textures with educational hand outs: https://www.iddsi.org/

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Frequently Asked Questions

Why do diet texture recommendations matter for swallowing safety?

Food texture and physical properties like hardness and moisture change as we chew, directly influencing the muscle strength and timing required for a safe pharyngeal swallow.

What is IDDSI in dysphagia management?

IDDSI stands for the International Dysphagia Diet Standardisation Initiative, a framework used by speech-language pathologists to classify and modify food textures and drink thicknesses for patient safety.

Why are foods like bread difficult for some patients with swallowing difficulties?

Bread requires complex mastication and tends to combine with saliva to form cohesive boluses that can be challenging to manage, making it surprisingly tricky for individuals with dysphagia.