duobolic® aTHLETIC BRAND

Perfect for the Active Lifestyle

We market premium quality products that we use ourselves, and our apparel line looks great inside and outside the gym


We provide nutrition supplements and clothing line featuring our brand. Our apparels are carefully selected to provide the best in comfort when working out, as well as perfect for day-to-day wear. 

Our Supplement line provides safe and effective gains for bigger, leaner muscles and improved body recovery. We only work with FDA registered laboratories across the USA, follow good manufacturing practices (GMP), and are 100% MADE IN THE USA.     

Andrew Castro - NPC Champ. Bodybuilding & Nutrition Coach. Duobolic Athlete.

Danny & Ashley - Duobolic Athletes


30 Day Money Back Guarantee

Duobolic® has carefully worked with FDA registered laboratories in the USA and formulate our products to deliver only the highest quality ingredients in every scoop. We got rid of any fillers and low quality ingredients. You know exactly what you are getting with Duobolic®, we can help you achieve better performance with your workouts and improved recovery. 

We stand behind our products, and are fully committed to your satisfaction by providing a 30 Day Money Back Guarantee. If you are not satisfied or if our products don't help you gain better performance, we will make it right or give you a full refund. Just reach out to us and we will make sure you are satisfied with our products. This is a Duobolic® guarantee.