--- product_id: 725118942 title: "Asahi Beverage Monster Ultra Fantasy Ruby Red 12.0 fl oz (355 ml) x 12 Bottles [Energy Drink] [0 Calories]" brand: "monster" price: "฿10818" currency: THB in_stock: true reviews_count: 8 category: "Monster" url: https://www.desertcart.co.th/products/725118942-asahi-beverage-monster-ultra-fantasy-ruby-red-12-0-fl store_origin: TH region: Thailand --- # Zero Calories, Zero Sugar Refreshing Pink Grapefruit Flavor Powerful Energy Blend with Ginseng & Guarana Asahi Beverage Monster Ultra Fantasy Ruby Red 12.0 fl oz (355 ml) x 12 Bottles [Energy Drink] [0 Calories] **Brand:** monster **Price:** ฿10818 **Availability:** ✅ In Stock ## Summary > ⚡ Unleash your bold with zero guilt energy! ## Quick Answers - **What is this?** Asahi Beverage Monster Ultra Fantasy Ruby Red 12.0 fl oz (355 ml) x 12 Bottles [Energy Drink] [0 Calories] by monster - **How much does it cost?** ฿10818 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/725118942-asahi-beverage-monster-ultra-fantasy-ruby-red-12-0-fl) ## Best For - monster enthusiasts ## Why This Product - Trusted monster brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clean Energy Boost:** Zero sugar and zero calories fuel your hustle without the crash. - • **Amazon Japan Exclusive:** Join the elite circle enjoying this top-rated, limited-availability energy drink. - • **Exotic Ruby Red Flavor:** A crisp, pink grapefruit taste that stands out in every sip. - • **Premium Energy Ingredients:** Infused with Ginseng Root Extract, L-Carnitine, and Guarana for sustained vitality. - • **Vitamin B Complex Powerhouse:** Loaded with B6, B12, Niacin, and Pantothenic Acid to support mental clarity and metabolism. ## Overview The Asahi Monster Ultra Fantasy Ruby Red is a 12-pack of 355 ml energy drinks featuring a zero-calorie, zero-sugar formula with a vibrant pink grapefruit flavor. Enhanced with potent energy-boosting ingredients like Ginseng, Guarana, and a full B-vitamin complex, it delivers clean, sustained energy. This Amazon Japan exclusive combines premium taste and functional benefits, making it a top choice for health-conscious professionals seeking a refreshing, guilt-free energy lift. ## Description Product Description Unleash your inner self with zero sugar, zero calorie ruby red! A refreshing pink grapefruit flavor blended with monster's unique energy. Let you expose yourself as you are, no matter what good and bad is us Ingredients Ginseng Root Extract (Made in USA), L-Carnitine L-Tartarate, Sodium Chloride, Guarana Seed Extract/Citric Acid, Carbonated Acid, Sodium Citrate, Flavoring, Preservatives (Sodium Benzoate), L-Arginine, Caffeine, Sweetener (Sucralose), Niacin, Calcium Pantothenate, Inositol, Vitamin B6, Coloring (Red #40, Yellow No. 5), Vitamin B12 Review: コスパが良い。普通のモンスター。 Review: 重要なのが、こちらゼロシュガーです ゼロシュガーはどうしてもなんか…甘味料…みたいな味になりがちですがこれはうまく調整出来てます エナドリはうまいものが多いので、箱でゼロシュガーでないものを備えると間違いなく砂糖がヤバイ！ 甘味料なら無限に飲んで良いわけではありませんが、流石に砂糖ドン！と比較するとマシでしょう。 ## Features - Introducing the Monster Ultra Fantasy Ruby Red Trial Set - Product Size (W x D x H): 14.0 x 4.9 x 6.1 inches (355.6 x 125.2 x 155.6 mm); Weight: 16.2 oz (4 - Ingredients: Ginseng Root Extract (Made in USA), L-Carnitine L-Tartarate, Sodium Chloride, Guarana Seed Extract/Citric Acid, Carbonated Acid, Sodium Citrate, Flavoring, Preservatives (Sodium Benzoate), L-Arginine, Caffeine, Sweetener (Sucralose), Niacin, Calcium Pantothenate, Inositol, Vitamin B6, Coloring. (Red 40) No. 5, Yellow No. 5), Vitamin B12 - Nutritional Information (per 3.4 fl oz (100 mL): Energy: 0 kcal, protein: 0 g, fat: 0 g, carbohydrates: 0.9 g, sugars: 0.23 g, salt equivalent: Niacin 8.0 mg, pantothenic acid 0.5 - 4.3 mg, vitamin B60.85 mg, vitamin B121212121. 0-7.0 μg, ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0F1SWR8CY | | ASIN | B0F1SWR8CY | | Amazon Bestseller | #3,978 in Food, Beverages & Alcohol ( See Top 100 in Food, Beverages & Alcohol ) #86 in Energy Drinks | | Brand Name | Monster | | Country of Origin | Japan | | Country of Origin | Japan | | Customer Reviews | 4.6 4.6 out of 5 stars (80) | | Each Unit Count | 355 | | Flavor | pink grapefruit | | Item Form | Liquid | | Item Package Weight | 4.65 Kilograms | | Liquid Contents Description | エナジードリンク | | Manufacturer | アサヒ飲料 | | Manufacturer | アサヒ飲料 | | Manufacturer reference | 4974062081405 | | Number of Items | 12 | | Part Number | 4974062081405 | | Product Dimensions | 6.55 x 6.55 x 21.6 cm; 4.65 kg | | Unit Count | 12 本 | ## Product Details - **Brand:** Monster - **Flavor:** pink grapefruit - **Item Form:** Liquid - **Liquid Contents Description:** エナジードリンク - **Manufacturer:** アサヒ飲料 - **Number of Items:** 12 - **Package Weight:** 4.65 Kilograms - **Unit Count:** 12 本 ## Images ![Asahi Beverage Monster Ultra Fantasy Ruby Red 12.0 fl oz (355 ml) x 12 Bottles [Energy Drink] [0 Calories] - Image 1](https://m.media-amazon.com/images/I/91e7wo7dsYL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by 疋***悦 on December 9, 2025* コスパが良い。普通のモンスター。 ### ⭐⭐⭐⭐⭐ Review *by C***E on November 21, 2025* 重要なのが、こちらゼロシュガーです ゼロシュガーはどうしてもなんか…甘味料…みたいな味になりがちですがこれはうまく調整出来てます エナドリはうまいものが多いので、箱でゼロシュガーでないものを備えると間違いなく砂糖がヤバイ！ 甘味料なら無限に飲んで良いわけではありませんが、流石に砂糖ドン！と比較するとマシでしょう。 ### ⭐⭐⭐⭐ Review *by ア***リ on November 26, 2025* カロリーゼロだから糖尿病覚悟なら無限に飲んでも大丈夫👍 カロリーゼロ系では1番好きな味で飲みすぎて味はよく分かりません ## Frequently Bought Together - Asahi Beverage Monster Ultra Fantasy Ruby Red, 12.0 fl oz (355 ml) x 12 Bottles (Energy Drink), 0 Calories - Monster Asahi Beverage Ultra Can, 12.0 fl oz (355 ml) x 12 Bottles (Energy Drink) - Asahi Beverage Monster Ultra Violet, 12.0 fl oz (355 ml) x 12 Bottles (Energy Drink), 0 Calories --- ## 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.co.th/products/725118942-asahi-beverage-monster-ultra-fantasy-ruby-red-12-0-fl](https://www.desertcart.co.th/products/725118942-asahi-beverage-monster-ultra-fantasy-ruby-red-12-0-fl) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-28*