--- product_id: 688085156 title: "Doctor's Best Prebiotic Powder Supplement with Sunfiber Guar Fiber - Digestive Health & Nutrition Support for Women & Men, Unflavored, Easy Dissolve, Gluten Free, Non GMO, Vegan - 7.4 oz" brand: "doctor's best" price: "$61.71" currency: USD in_stock: true category: "Doctor's Best" url: https://www.desertcart.us/products/688085156-doctors-best-prebiotic-powder-supplement-with-sunfiber-guar-fiber-digestive store_origin: US region: United States of America --- # Vegan, Non-GMO, Gluten-Free 7g soluble fiber per serving Instantly dissolves, non-gritty Doctor's Best Prebiotic Powder Supplement with Sunfiber Guar Fiber - Digestive Health & Nutrition Support for Women & Men, Unflavored, Easy Dissolve, Gluten Free, Non GMO, Vegan - 7.4 oz **Brand:** doctor's best **Price:** $61.71 **Availability:** ✅ In Stock ## Summary > 🌟 Elevate your gut game—because your microbiome deserves the best! ## Quick Answers - **What is this?** Doctor's Best Prebiotic Powder Supplement with Sunfiber Guar Fiber - Digestive Health & Nutrition Support for Women & Men, Unflavored, Easy Dissolve, Gluten Free, Non GMO, Vegan - 7.4 oz by doctor's best - **How much does it cost?** $61.71 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/688085156-doctors-best-prebiotic-powder-supplement-with-sunfiber-guar-fiber-digestive) ## Best For - doctor's best enthusiasts ## Why This Product - Trusted doctor's best brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clean & Conscious:** Crafted vegan, gluten-free, and non-GMO to align with your mindful lifestyle and dietary values. - • **Effortless Integration:** Unflavored and non-gritty formula dissolves instantly in any beverage—no chalky aftertaste, just pure wellness. - • **Heart & Health Harmony:** Supports cardiovascular health by promoting regularity and nutrient absorption for total-body vitality. - • **Gut-Boosting Powerhouse:** 7 grams of Sunfiber prebiotic fiber fuels your microbiome for smooth digestion and balanced gut health. - • **Trusted Science, Proven Results:** Backed by 35+ years of rigorous research, Doctor’s Best ensures clinically tested quality you can rely on. ## Overview Doctor's Best Prebiotic Powder with Sunfiber delivers 7 grams of soluble, fermented prebiotic fiber per serving to support digestive regularity, gut microbiome balance, and cardiovascular health. This unflavored, non-gritty powder dissolves instantly in water or beverages, is vegan, gluten-free, and non-GMO, making it an easy, clean addition to your daily wellness routine backed by over 35 years of scientific expertise. ## Description 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.* ## Features - PREBIOTIC POWDER FOR WOMEN & MEN: Our Prebiotic Powder supports regularity with 7 grams of soluble fiber per serving. It promotes healthy bowel movements & contributes to overall cardiovascular health - SUNFIBER FIBER SUPPLEMENT: Doctor's Best Sunfiber guar fiber formula is a natural fermented prebiotic dietary fiber that supports smooth digestion and helps maintain a healthy gut environment - UNFLAVORED, NON-GRITTY FORMULA: This non-gritty and tasteless fiber is highly absorbable and bioavailable. It dissolves instantly with water or your favorite beverage - SUGGESTED ADULT USE: Dissolve 1 level scoop (~7 grams) with 8oz of water or non-carbonated beverage, or as recommended by a nutritionally informed physician. Non-GMO, gluten free, soy free, and vegan - DOCTOR'S BEST: Good nutrition starts with sound science. For over 35 years, we have been dedicated to providing only thoroughly researched, rigorously tested, and clinically-approved supplements ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DJN3QNWY | | ASIN | B0DJN3QNWY | | Age Range Description | Adult | | Allergen Information | Gluten Free | | Best Sellers Rank | #29,838 in Health & Household ( See Top 100 in Health & Household ) #241 in Prebiotic Nutritional Supplements | | Brand Name | Doctor's BEST | | Color | No Color | | Container Type | Canister | | Customer Reviews | 4.5 4.5 out of 5 stars (284) | | Date First Available | November 29, 2024 | | Diet Type | Vegan | | Dosage Form | Powder | | Flavor | Unflavored | | Global Trade Identification Number | 00753950006256 | | Item Dimensions | 6.5 x 3.64 x 6.5 inches | | Item Form | Powder | | Item Weight | 0.67 Ounces | | Item model number | DRB-00625 | | Manufacturer | Doctor's Best | | Manufacturer | Doctor's Best | | Manufacturer Part Number | DRB-00625 | | Material Features | GMO Free, Gluten Free, Vegan | | Model Name | See packaging | | Model Number | DRB-00625 | | Number of Items | 1 | | Product Benefits | Digestive Health Support, Gut Health Support, Intestinal Support, Stomach Health Support | | Product Dimensions | 6.5 x 3.64 x 6.5 inches; 0.67 ounces | | Special Ingredients | Prebiotic | | UPC | 753950006256 | | Unit Count | 7.4 Ounce | ## Product Details - **Age Range (Description):** Adult - **Brand:** Doctor's BEST - **Diet Type:** Vegan - **Flavor:** Unflavored - **Item Form:** Powder - **Item Weight:** 0.67 Ounces - **Item dimensions L x W x H:** 6.5 x 3.64 x 6.5 inches - **Product Benefits:** Digestive Health Support, Gut Health Support, Intestinal Support, Stomach Health Support - **Special Ingredients:** Prebiotic - **Unit Count:** 7.4 Ounce ## Images ![Doctor's Best Prebiotic Powder Supplement with Sunfiber Guar Fiber - Digestive Health & Nutrition Support for Women & Men, Unflavored, Easy Dissolve, Gluten Free, Non GMO, Vegan - 7.4 oz - Image 1](https://m.media-amazon.com/images/I/7157A9ZfedL.jpg) ![Doctor's Best Prebiotic Powder Supplement with Sunfiber Guar Fiber - Digestive Health & Nutrition Support for Women & Men, Unflavored, Easy Dissolve, Gluten Free, Non GMO, Vegan - 7.4 oz - Image 2](https://m.media-amazon.com/images/I/71-HG5dOVAL.jpg) ![Doctor's Best Prebiotic Powder Supplement with Sunfiber Guar Fiber - Digestive Health & Nutrition Support for Women & Men, Unflavored, Easy Dissolve, Gluten Free, Non GMO, Vegan - 7.4 oz - Image 3](https://m.media-amazon.com/images/I/71pTZSj+C-L.jpg) ![Doctor's Best Prebiotic Powder Supplement with Sunfiber Guar Fiber - Digestive Health & Nutrition Support for Women & Men, Unflavored, Easy Dissolve, Gluten Free, Non GMO, Vegan - 7.4 oz - Image 4](https://m.media-amazon.com/images/I/71kthbnG4iL.jpg) ![Doctor's Best Prebiotic Powder Supplement with Sunfiber Guar Fiber - Digestive Health & Nutrition Support for Women & Men, Unflavored, Easy Dissolve, Gluten Free, Non GMO, Vegan - 7.4 oz - Image 5](https://m.media-amazon.com/images/I/71UT0c-MEQL.jpg) ## Available Options This product comes in different **Size, Flavor** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/688085156-doctors-best-prebiotic-powder-supplement-with-sunfiber-guar-fiber-digestive](https://www.desertcart.us/products/688085156-doctors-best-prebiotic-powder-supplement-with-sunfiber-guar-fiber-digestive) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-14*