--- product_id: 29030549 title: "Doctors Best L-Citrulline Powder, Nitric Oxide Metabolism Support, 7 oz" brand: "doctor's best" price: "$57.84" currency: USD in_stock: true category: "Doctor's Best" url: https://www.desertcart.us/products/29030549-doctors-best-l-citrulline-powder-nitric-oxide-metabolism-support-7 store_origin: US region: United States of America --- # 3g L-Citrulline per scoop Supports muscle recovery Boosts nitric oxide & circulation Doctors Best L-Citrulline Powder, Nitric Oxide Metabolism Support, 7 oz **Brand:** doctor's best **Price:** $57.84 **Availability:** ✅ In Stock ## Summary > 💥 Unlock Peak Performance & Circulation — Don’t Just Train, Transform! ## Quick Answers - **What is this?** Doctors Best L-Citrulline Powder, Nitric Oxide Metabolism Support, 7 oz by doctor's best - **How much does it cost?** $57.84 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/29030549-doctors-best-l-citrulline-powder-nitric-oxide-metabolism-support-7) ## 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 - • **Bounce Back Faster:** Accelerate muscle protein synthesis and reduce soreness post-workout for next-level recovery. - • **Clean & Conscious Formula:** Non-GMO, gluten-free, soy-free, and vegan—because your body deserves the best. - • **Pure Power in Every Scoop:** 3,000 mg of L-Citrulline fuels your active lifestyle with clean, unflavored potency. - • **Elevate Your Vascular Game:** Clinically-backed nitric oxide support for enhanced blood flow and cardiovascular health. - • **Trusted Science, Proven Results:** Backed by 35+ years of rigorous research from Doctor’s Best, a leader in premium supplements. ## Overview Doctor’s Best L-Citrulline Powder delivers a potent 3g dose of pure L-Citrulline per serving to support nitric oxide metabolism, promoting healthy blood flow and cardiovascular function. This unflavored, vegan, non-GMO, and gluten-free supplement aids muscle recovery by enhancing protein synthesis and reducing soreness, making it an essential addition to any active adult’s regimen. Trusted for over 35 years, Doctor’s Best combines science-backed ingredients with clean formulation to help you perform and recover at your best. ## Description Buy Doctors Best L-Citrulline Powder, Nitric Oxide Metabolism Support, 7 oz | L Citrulline Supplement for Men & Women, Helps Muscle Soreness, Circulatory Health & Energy Support, Unflavored, Gluten Free on desertcart.com ✓ FREE SHIPPING on qualified orders ## Features - L CITRULLINE SUPPLEMENT FOR WOMEN & MEN: Our unflavored L-Citrulline powder is formulated with 3g (3000 mg) of L-Citrulline, an amino acid traditionally used to support active lifestyles - SUPPORTS VASCULAR HEALTH: L-Citrulline contributes to nitric oxide metabolism and regulation, helping to support healthy blood flow and overall cardiovascular function - HELPS MUSCLE SORENESS: L Citrulline pre workout powder helps support muscle protein synthesis and may help relieve muscle soreness after exercise when used as part of a balanced training routine - SUGGESTED ADULT USE: Mix 1 level scoop with 8 oz of water or a beverage of your choice before a workout, or as recommended by a nutritionally informed physician. Non GMO, gluten free, soy free & 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 | B01E19M0IU | | ASIN | B01E19M0IU | | Age Range Description | Adult | | Allergen Information | Gluten Free | | Best Sellers Rank | #32,504 in Health & Household ( See Top 100 in Health & Household ) #507 in Amino Acid Nutritional Supplements #2,187 in Sales & Deals | | Brand Name | Doctor's BEST | | Color | No Color | | Container Type | Jar | | Customer Reviews | 4.4 4.4 out of 5 stars (842) | | Date First Available | April 9, 2016 | | Diet Type | Gluten Free | | Dosage Form | Powder | | Flavor | Unflavored | | Global Trade Identification Number | 00753950004375 | | Item Dimensions | 4.45 x 3.64 x 5 inches | | Item Form | Powder | | Item Highlight | L Citrulline Supplement for Men & Women, Helps Muscle Soreness, Circulatory Health & Energy Support, Unflavored, Gluten Free | | Item Weight | 0.2 kg | | Item model number | DRB-00437 | | Manufacturer | Doctor’s Best, Inc | | Manufacturer | Doctor’s Best, Inc | | Manufacturer Part Number | DRB-00437 | | Material Features | GMO Free, Gluten Free, Vegan | | Model Name | Doctor's Best L-Citrulline Powder, Non-GMO, Vegan, Gluten Free, Soy Free, 200g | | Model Number | DRB-00437 | | Number of Items | 1 | | Primary Supplement Type | protein | | Product Benefits | Circulation Support | | Product Dimensions | 4.45 x 3.64 x 5 inches; 7.05 ounces | | Special Ingredients | L-Citrulline | | Total Servings Per Container | 66 | | UPC | 753950004375 | | Unit Count | 7 Ounce | ## Product Details - **Brand:** Doctor's BEST - **Diet Type:** Gluten Free - **Flavor:** Unflavored - **Item Form:** Powder - **Item Weight:** 0.2 kg - **Item dimensions L x W x H:** 4.45 x 3.64 x 5 inches - **Primary Supplement Type:** protein - **Product Benefits:** Circulation Support - **Special Ingredients:** L-Citrulline - **Unit Count:** 7 Ounce ## Images ![Doctors Best L-Citrulline Powder, Nitric Oxide Metabolism Support, 7 oz - Image 1](https://m.media-amazon.com/images/I/71ezI-VVCsL.jpg) ## Questions & Answers **Q: How does it work?** A: L-Citrulline is an amino acid that converts to L-Arginine in the body, supporting nitric oxide production. Increased nitric oxide promotes vascular dilation, improving blood flow, oxygen delivery, and muscle performance.* **Q: What fitness benefits does L-Citrulline support?** A: L-Citrulline supports nitric oxide metabolism, healthy vascular function, and muscle protein synthesis.* It may help alleviate muscle soreness after exercise and support endurance and energy during training.* **Q: When should I take it and how do I use it?** A: Mix 1 level scoop with 8 oz. of water or a beverage of your choice before a workout, or as recommended by a nutritionally informed physician. Do not use in conjunction with vasodilating medications. **Q: How much per serving?** A: Each serving is 1 level scoop (~3 grams / 3,000mg) of pure L-Citrulline. The 200g container provides approximately 66 servings. There are no added flavors, colors, or preservatives — just one ingredient. **Q: Is this product vegan, non-GMO, and gluten free?** A: Yes. Doctor's Best L-Citrulline Powder is vegan, non-GMO, gluten free, and soy free, with no artificial flavors, colors, or preservatives. ## Frequently Bought Together - Doctors Best L-Citrulline Powder (Kyowa Quality), Supports Circulatory Health, Non-GMO, Gluten Free, Soy Free, Vegan Net Wt. 7 oz (200 Grams) - Doctors Best Pure L-Arginine Powder, Supports Cardiovascular Health, Non-GMO, Gluten Free, Soy Free, Vegan Net Wt. 10.6 oz (300 Grams) - Nutricost Creatine Monohydrate Micronized Powder 500G, 5000mg Per Serv (5g) - 100 Servings, 17.9 Oz --- ## 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/29030549-doctors-best-l-citrulline-powder-nitric-oxide-metabolism-support-7](https://www.desertcart.us/products/29030549-doctors-best-l-citrulline-powder-nitric-oxide-metabolism-support-7) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-22*