About Us

Welcome to Authentic Supplement

A dietary supplement is a manufactured product intended to supplement one’s diet by taking a pill, capsule, tablet, powder or liquid. A supplement can provide nutrients either extracted from food sources or that are synthetic in order to increase the quantity of their consumption.


Authentic Supplement was born out of an obsession to redefine the limits of science and human potential. With our commitment to research, development and innovation, we’ve been globally recognized as one of the leading sports nutrition brands in the industry and continue to be one of America’s elite names for redefining performance through cutting-edge products and high-quality ingredients. Backed by America’s #1 selling sports supplement company, and with distribution in over 140 countries, Authentic Supplement has emerged as one of the most recognized sports nutrition brands worldwide.


For those who strive to be the best they can be, Authentic Supplement offers an innovative line of performance supplements to meet the needs of everyone- from fitness enthusiasts to elite athletes who are training to improve their strength, endurance, and power-and maintain their competitive edge.

LOOK FOR THE STICKER The sticker used to verify your product is found on these MuscleTech® staples. Look for this sticker to confirm you’re buying the real deal!

Buy 100% Genuine and Authentic Supplement at Best Prices from the Authentic Supplement store in Bangladesh.

Fake bodybuilding supplements are on the rise in Bangladesh, making it a real headache for the fitness enthusiasts, where to buy genuine supplements?

Authentic Supplement Store is the Bangladesh’s #1 and the most reliable and highest quality nutrition and supplement store, boosting a number of varieties of supplements for weight gain, weight loss, fitness & bodybuilding. We have made it easy for customers to get supplements from anywhere in Bangladesh.

Top-quality products, dedicated customer care support, competitive rates, attractive offers, all under an umbrella – Authentic Supplement Store. We are giving tremendous effort to make sure to let you reach your goals through our products along with your balanced diet and exercise. Our customer care service is available 7 Days to guide you in every step of shopping for supplements.

We can help you whether it’s your first step towards the fitness goal or you are an existing professional. We have a huge range of health supplements categorized as per their qualities in our online store. Feel free to contact us to know about the products!

  • In Bangladesh, we are the leading and trusted online health supplements supplier.
  • At the Authentic Supplement Store, we have a huge stock of health supplements from different brands.
  • We offer you genuine health supplements at the best available market price.
  • We maintain the easiest and safest online payment and also keep clients’ details confidential.
  • We are 24/7 Days available. So, you can place your order at any time from anywhere in Bangladesh.
  • Comparison and Consultation about the right product for your fitness goal.
  • Exciting discounts & offers 
  • 100% authentic online protein supplements
  • Easy Delivery and Return Policy

Our dedication and effort have made the Authentic Supplement Store a reputed and trusted online supplier of health supplements in the industry. We have made us reach a wider network of people willing to stay fit and strong. Learn a few of our key specialties here:

  • We don’t work with any middlemen or any third-party sellers. We import all the supplements directly from the top supplements brands. In this way, you are guaranteed to get only genuine quality supplements, round the year.
  • Your satisfaction is all what we strive for, that is why we treat our every valued customer in a humble and professional manner.
  • We offer the customer a fairly cheaper price than local stores. We encourage comparing our prices with other online or local stores and finding out the real difference.
  • Round the year, we promote exclusive supplements deals and discounts, along with a lot of freebies including Shaker bottles, and more.
  • Our fastest delivery service makes sure that your product has been delivered at your doorstep in no time.
  • Our mission is to help you achieve your fitness goals by providing you with premium supplements.

Brands we offer: Our Brand list includes all world top Supplement Brands.

  • Top Brands:  Optimum Nutrition | MuscleTech | Dymatize Nutrition | Cellucor | My Protein| BSN | Nutrex Research | MusclePharm | SciVation | GAT Sport | BPI Sports | Cobra Labs

Products we offer: We offer a wide range of top international Nutrition Brands of products for Bodybuilding and Fitness. Which has gained a lot of popularity in recent times. 

  • Top Categories: Whey Protein | Weight Loss | Weight Gainer | Pre-Workout | Creatine | BCAA | Glutamine | Fat Burner | Fish Oil | Green Tea | Test Booster| Multivitamin | Health & Wellness | Accessories | Vitamine  | Bodybuilding Diet
  • Goal Selector: Build Muscle | Weight Loss | Gain Weight | Gain Energy | Health & Wellness

With Very strict Quality control measures we maintain the value-chain rights from the start of purchasing the products from authorized importers till the product rich to the customer’s doorstop. As a result, you as a customer need not worry about the danger of fake supplements that are circulated in the Market. So with us, buy Genuine and be Healthy!

  • You can check our Authenticity Page for more details. 

How to reach us:

You can check out the products directly at www.authenticupplementbd.com open the doors to a wide range of products and brands available at our Online shop section and read the details before you hit Buy.

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Kaylee Fritz

Operations Manager

Jayla Campbell


Fisher Garrison

Marketing Manager

Brynn Marshall

Chief Financial Office