Written by Dr. Nyshu Abdul Azeez

Medically reviewed by Dr Neethu

Updated on February 11, 2025

How Should You Use Soluble Dietary Fibre to Control Blood Sugar?

Fibre plays a significant role in controlling blood sugar levels and is found in some foods. Fibre intake as a part of your diet helps manage conditions like type 2 diabetes in a healthy way.

Are you getting your share of soluble dietary fibre? In this blog, let's read more about how soluble dietary fibre helps manage your sugar levels and how you can incorporate it into your regular diet. 

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What is Soluble Dietary Fibre?

Soluble dietary fibre is a kind of fibre that is invariably a part of your diet in some form or another. Let's see why it is called so. 

This fibre dissolves in water and becomes a gel-like substance in the digestive tract. Various plant-based foods contribute to adding soluble dietary fibre to your diet. These do not add bulk to your stool like insoluble dietary fibres, but they offer various other benefits, especially when it comes to regulating blood sugar levels. 

How Does Soluble Dietary Fibre Help in Managing Blood Sugar Levels?

It Slows Down the Absorption of Sugar in the Body.

When you eat foods rich in soluble fibre, the gel-like substance it forms in the digestive system acts as a barrier. This barrier acts like a shield and slows the pace at which carbohydrates are broken down in the digestive tract. This process slow-down leads to a gradual release of sugars into the bloodstream.

It Reduces Post-Meal Blood Sugar Spikes.

By slowing down the absorption of sugars, soluble fibre in the digestive tract ensures no rapid blood sugar spikes. It contributes to more stable and controlled blood sugar levels after eating. This is especially important for those with diabetes or at risk of developing insulin resistance.

It Regulates Insulin Response.

Insulin is the hormone that converts sugar into energy for your cells. Too much sugar at once can make your body release too much insulin, causing a bit of chaos. Slowing down the sugar release signals your body to release just the right amount of insulin. This way, it makes sure that everything stays in balance. 

Soluble Dietary Fibre Has More Roles to Play!

Not just blood sugar management, soluble dietary fibre can help in more ways.

You Can Manage Your Weight Better

Soluble fibre promotes feelings of fullness and satiety. It slows down the emptying of the stomach and leaves you with a prolonged feeling of fullness. You may not feel like overeating in such a state, and you can reduce calorie intake, which can benefit weight loss. 

Improved Heart Health

Soluble fibre has been associated with improved heart health. It can help lower LDL (low-density lipoprotein) cholesterol levels, commonly known as "bad" cholesterol. By reducing cholesterol levels, soluble fibre contributes to a lower risk of cardiovascular diseases.

Better Gut Health

Soluble fibre also acts as a prebiotic. It promotes the growth and activity of good gut bacteria. This supports a healthy gut microbiome linked to various aspects of overall health, including immune function and digestive health.

Psyllium Husk: A Super Source of Soluble Dietary Fibre

Psyllium husk comes from the seeds of the Plantago ovata plant.

The husk is the outer covering of the seed, and it's where the magic happens! When this husk is processed, it turns into a fine powder that's easy to add to your meals or mix into drinks. It's an excellent natural source of soluble dietary fibre. 

Being a soluble dietary fibre, psyllium husk helps in the regulation of blood sugar levels. 

Forms into a Gel.

Psyllium husk can form a gel-like substance when it comes into contact with water. This gel wraps around the carbohydrates you eat, slowing their journey through your digestive system preventing sudden spikes in blood sugar levels.

Slows Down Digestion and Absorption.

By creating this gel, psyllium husk puts the brakes on the digestion and absorption of sugars. It's like telling your body to take its time, ensuring a gradual and controlled release of sugar into the bloodstream. This is especially important for people looking to manage their blood sugar levels, like those with diabetes or those aiming for steady energy throughout the day.

Acts as a Laxative.

Psyllium husk is also known to keep your bowel movements regular. It can soften your stools if you drink adequate water and help you with constipation. It can also save you from haemorrhoids and anal fissures - complications arising from constipation.

Promotes Heart Health and Weight Loss. 

Being a soluble dietary fibre, psyllium husk helps in managing cholesterol levels. It also promotes a feeling of fullness, which can prevent overeating and help with weight loss concerns.

Incorporating Psyllium Husk Into Your Diet: A Simple Guide

Psyllium husk might sound like a fancy ingredient, but it's surprisingly easy to add to your meals and snacks. Here are some practical and tasty ways to make psyllium husk a part of your daily routine:

1. Mix it Into Smoothies.

  • Smoothie Booster: Add a teaspoon or two of psyllium husk to your favourite smoothie. It blends well and won't change the flavour much. It's like giving your smoothie an extra health kick.
     
  • Fruity Blend: Combine psyllium husk with fruits like bananas, berries and a splash of yoghurt or milk. It not only adds a smooth texture but also boosts the fibre content.

2. Use it as a Thickening Agent in Recipes.

  • Baking Buddy: If you enjoy baking, consider using psyllium husk as a thickening agent in recipes. It works well in muffins, pancakes, and even homemade energy bars. It adds a nutty flavour and keeps your treats moist.
     
  • Oatmeal Upgrade: Stir in some psyllium husk while making your morning oatmeal. It thickens the consistency and adds an extra dose of fibre, making your breakfast more satisfying.

3. Psyllium Husk Supplements

  • If you prefer a straightforward approach, psyllium husk supplements are available as powder or capsules. Mix the powder into a glass of water or juice, or take it with a meal using the capsules.

General Tips

  • Start Small: If you're new to psyllium husk, start with a small amount and gradually increase as your body gets used to it. This helps prevent any sudden changes in digestion.
     
  • Stay Hydrated: Psyllium husk absorbs water, so you must drink plenty of fluids throughout the day when you include it in your diet. This ensures that it can do its job effectively without causing any discomfort.
     
  • Experiment with Recipes: Don't be afraid to get creative! Try adding psyllium husk to different recipes to discover what you enjoy the most. It's a versatile ingredient that can enhance both sweet and savoury dishes.

Wrapping Up

Soluble Dietary Fibre is an essential component of blood sugar management. Switching to a balanced diet rich in dietary fibres can help you manage your sugar levels. Psyllium husk is an excellent example of a soluble dietary fibre. Incorporate it into your diet and feel the difference. 

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Dr. Nyshu Abdul Azeez

Nyshu Abdul Azeez, an enthusiastic ayurvedic practitioner with good experience and skill who shapes her knowledge and practice for maximising patient wellness. Her thrust areas are women's health, cosmetology, preventive life style and yoga. She has been married for twelve years and leading blissful life balancing work and family