Science-Based Nutrition
Supports Healthy Digestion & Regularity
Sunfiber
Dietary Supplement
Non-GMO
Gluten Free
Soy Free
Vegan
Non-Gritty
Easy Dissolve
At Doctor's Best, we believe in keeping life's surprises where they belong - away from the gut. Our Sunfiber® formula is a natural fermented prebiotic dietary fiber that supports smooth digestion, glycemic balance, satiety, and overall cardiovascular health. By promoting the growth of beneficial gut bacteria, it also facilitates nutrient absorption and helps maintain a healthy gut environment.

Promotes regularity and occasional relief from constipation
Supports glycemic balance & a sense of fullness
Contributes to overall cardiovascular health