--- product_id: 82390649 title: "Thorne Riboflavin 5'-Phosphate, 60 Capsules" brand: "thorne" price: "HK$491" currency: HKD in_stock: true reviews_count: 13 category: "Thorne" url: https://www.desertcart.hk/products/82390649-thorne-riboflavin-5-phosphate-60-capsules store_origin: HK region: Hong Kong --- # Energy-boosting B2 coenzyme Pure, allergen-free formula Supports methylation & B-vitamin activation Thorne Riboflavin 5'-Phosphate, 60 Capsules **Brand:** thorne **Price:** HK$491 **Availability:** ✅ In Stock ## Summary > ⚡ Elevate your energy & unlock your metabolic edge with Thorne’s bioactive B2! ## Quick Answers - **What is this?** Thorne Riboflavin 5'-Phosphate, 60 Capsules by thorne - **How much does it cost?** HK$491 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/82390649-thorne-riboflavin-5-phosphate-60-capsules) ## Best For - thorne enthusiasts ## Why This Product - Trusted thorne brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clean & Pure Formula:** Free from gluten, soy, dairy, shellfish, and artificial additives—because you deserve the best - • **Optimal Daily Support:** 60 easy-to-swallow capsules designed for consistent, reliable vitamin B2 supplementation - • **Bioactive B2 Powerhouse:** Riboflavin 5'-Phosphate for immediate absorption and superior efficacy - • **Metabolism & Nervous System Boost:** Enhances energy production and reduces fatigue for peak daily performance - • **Scientifically Validated & GMP Certified:** Crafted with rigorous third-party testing and evidence-based research for trusted quality ## Overview Thorne Riboflavin 5'-Phosphate delivers a premium, bioactive form of vitamin B2 that supports energy metabolism, nervous system health, and methylation. With a clean, allergen-free formula and GMP-certified manufacturing, this supplement ensures optimal absorption and efficacy for professionals seeking reliable daily vitality. ## Description Digestive Support Immune Support Review: Good reliable product - Excellent quality, as expected from Thorne. This active form of B2 is easy to tolerate and feels noticeably more effective than standard riboflavin. Clean ingredients, no unnecessary fillers, and capsules are easy to swallow. A premium supplement that feels well thought out and reliable. Would definitely repurchase. Strong supplement, don't mix with complex Review: I like taking anything orange (sunny) - Seems useful ## Features - Bioactive B2: The bioactive and coenzymated form of vitamin B2 (Riboflavin 5’-Phosphate), readily absorbed and used by the body. Riboflavin serves as a vital cofactor for the activation and conversion of other B vitamins such as niacin (B3) and vitamin B6 - Energy, Metabolism & Nervous System: Riboflavin contributes to normal energy-yielding metabolism, normal functioning of the nervous system, and helps to reduce tiredness and fatigue - Optimal Supplementation: Thorne’s Riboflavin 5′-Phosphate, not derived from yeast, provides a scientifically-validated and optimally absorbed form of vitamin B2 - Free From: Every Thorne product is made with the purest possible ingredients—free from gluten, soy, dairy, shellfish, fish, and artificial additives - Science-Backed & GMP Certified: Every Thorne supplement is crafted using evidence-based research, GMP-certified manufacturing, third-party testing, and with a commitment to product purity and safety, supporting individual wellbeing ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0797MLY4M | | Age Range Description | Adult | | Allergen Information | Contains: Dairy Free, Egg Free, Gluten Free, Peanut Free, Shellfish Free, Soy Free, Tree Nut Free | | Benefits | Metabolism Improvement | | Best Sellers Rank | 34,332 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 15 in Vitamin B2 | | Brand | THORNE | | Brand Name | THORNE | | Colour | Red | | Country Of Origin | USA | | Customer Reviews | 4.7 out of 5 stars 525 Reviews | | Diet Type | Gluten Free | | Diet type | Gluten Free | | Dosage Form | Capsule | | Flavour | Fish | | Global Trade Identification Number | 00693749115021 | | Item Dimensions | 43 x 43 x 75 millimetres | | Item Form | Capsule | | Item form | Capsule | | Manufacturer | Thorne Research | | Manufacturer Part Number | B115 | | Material Type Free | en_AE | | Model Number | B115 | | Number of Items | 1 | | Primary Supplement Type | Vitamin B2, Vitamin B3 | | Primary supplement type | Vitamin B2, Vitamin B3 | | Product benefits | Metabolism Improvement | | Specific Uses For Product | Metabolism | | UPC | 693749115021 | | Unit Count | 60.00 count | ## Product Details - **Brand:** THORNE - **Diet type:** Gluten Free - **Flavour:** Fish - **Item form:** Capsule - **Primary supplement type:** Vitamin B2, Vitamin B3 ## Images ![Thorne Riboflavin 5'-Phosphate, 60 Capsules - Image 1](https://m.media-amazon.com/images/I/716LDl1O29L.jpg) ## Questions & Answers **Q: What makes Thorne supplements high quality?** A: Thorne produces high-quality supplements through rigorous testing, well-researched ingredient sourcing, and strict manufacturing standards. We avoid unnecessary additives, binders, and fillers that may interfere with nutrient absorption. **Q: How does Thorne test its supplements for quality?** A: To confirm the purity of our ingredients, the potency of our formulas, and the absence of all contaminants, we carry out a minimum of four rounds of testing on every product we manufacture. 100+ Thorne employees are dedicated to ensuring quality. **Q: Are Thorne supplements clinically tested and safe?** A: Thorne partners with researchers and conducts clinical trials to support the efficacy of our products. Our team of doctors and medical experts substantiate each ingredient in every formula based on extensive clinical research and medical literature. **Q: Why are Thorne products more expensive than other supplements?** A: When it comes to the health of our customers, we never settle. Thorne products may be priced higher than some others because of our commitment to quality at every step. We don’t simply meet the standard in dietary supplements — we set the standard. **Q: Where are Thorne supplements made and where are the ingredients sourced from?** A: Located in South Carolina, Thorne manufactures supplements in the USA using globally sourced ingredients. When it comes to ingredient sourcing, we seek out only the highest-quality ingredients, selecting each one for its purity and effectiveness. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good reliable product *by D***Y on 4 February 2026* Excellent quality, as expected from Thorne. This active form of B2 is easy to tolerate and feels noticeably more effective than standard riboflavin. Clean ingredients, no unnecessary fillers, and capsules are easy to swallow. A premium supplement that feels well thought out and reliable. Would definitely repurchase. Strong supplement, don't mix with complex ### ⭐⭐⭐⭐⭐ I like taking anything orange (sunny) *by M***N on 20 January 2026* Seems useful ### ⭐⭐⭐⭐⭐ Very good high quality product but too costly. *by S***R on 1 February 2017* I love lots of products from Throne. they always produce the best direct form of vitamins. same to this. its vitamin b2 but in Active, direct form of R5P. and i believe the quality is excellent too. i don't know why but it's difficult to find the active form of this b2 in the UK easily. and only downside is the price. too expensive. there are many normal b2 (not in active form) out there in 1/3 price of this. and you only receive 60 caps per bottle so have to say, this is one expensive product but i have to continually buy it because of my daughter needs this every day for her condition.. ## Frequently Bought Together - THORNE Riboflavin 5'-Phosphate - Bioactive Form of Vitamin B2 for Methylation Support* - 60 Capsules - THORNE Vitamin B12 - as Methylcobalamin - Supports Heart & Nerve Health, Blood Cell Function, Healthy Sleep & Methylation* - Gluten, Dairy & Soy-Free - 60 Capsules - THORNE 5-MTHF - Methylfolate (Active B9 Folate) Supplement - Supports Cardiovascular Health, Fetal Development, Nerve Health, Methylation, and Homocysteine Levels* - 60 Capsules - 5-MTHF 1mg --- ## 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.hk/products/82390649-thorne-riboflavin-5-phosphate-60-capsules](https://www.desertcart.hk/products/82390649-thorne-riboflavin-5-phosphate-60-capsules) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-08-03*