About Us
Expert Formulated. Veteran Approved.
1st Detachment (1D) is a veteran-founded, expert-formulated supplement company led by renowned coach Justin Harris and optimal living specialist Joe Miller. From a game-changing pre-workout to potent glucose disposal agents & industry-leading intra-workout, we’ve combined science with real world experience to custom-formulate each product.
We are battle tested. Are you? Find your battle today!
Superior Products & Value
We are transparent with all ingredients we put into our products. There is no BS and we get straight to the point with easy to understand labels. All 1st Detachment supplements are:
- Made in the USA using organic ingredients.
- Third-party micro tested for superior quality.
- Made in an FDA-registered facility.
- Formulated by fitness and nutrition experts.
- Created to produce results and value.
Real Customer Support
When you contact us, you will receive support from the team who created the company. That means you are able to get the answers you need, from the person who can help best. Your loyalty and satisfaction are more than important to us, and we are here to help. If you have any questions, please email support@1stdetachment.com
Let customers speak for us
from 150 reviewsLiver panel is in a better range after just a month. Really impressive.
Great preworkout energy boost, without making me jittery.
An amazing taste and a pump that lasts hours!
I have now used this three times. It is a fantastic supplement with laser focus and energy the entire workout!
I use this every night. It is a great sleep aid. Unlike just magnesium, or melatonin, you get an extremely deep sleep and wake up before your alarm clock goes off feeling great.
Given strenuous weight training can cause elevations in liver values, this is a great product to keep those levels at bay, regardless of other supplements you may be taking. This will be a consistent product in my supplement regimen.
In 20 days of following the plan to perfection(which is made really easy) I’ve lost 16.4 pounds. Super easy to follow. BIG fan
This is a really nice fat burner that includes only evidence-based ingredients and nothing unnecessary. Two thumbs up!
This intra is stacked and tastes good! Love the new packaging as well, top notch product/company.
Good energy to keep me from hitting The Wall during long training sessions, with no stomach cramps (which I get pretty easily from eating before or during workouts). Takes great and dissolves easily, too
I’m GI sensitive to most supplements and this intra was very agreeable. Perfect blend of simple carbs and Aminos. Bonus- got a great pump on this product as well. Regarding the taste, I would not typically order orange pineapple but it tasted great with no ‘artificial sweetener’ after-taste that many other products have. 5 out of 5 stars— I highly recommend this one.
Go Pills - The Fat Burner (60 Servings)
I live in the upper Midwest and enjoy doing my cardio outdoors, and this hat is perfect for doing so. Keeps me warm and honestly just makes me feel good to wear
The best supplement I have ever used in my entire lifting career!

GET READY FOR BATTLE
Get the boost you need for your serious workout. Increase your pump, focus, energy, and recovery with our battle-tested supplements.