Create a Prime Sports Nutrition Account!
Earn points for every $1 you spend, access exclusive promos, and get birthday rewards.
With your account, you can:




Couldn't load pickup availability
Order by 4pm PST to Ship Sameday
Next Day Air Shipping Available
24/7 Email Support
CHEMIX ULTRA STIM PRE WORKOUT
Chemix is the Guerrilla Chemist's very own brand which has started with it's Ultra Stim Pre Workout. What separates Chemix Ultra Stim from competitors is it's transparent, effectively dosed performance, stimulant, and nootropic formula. GC has pulled out all of the stops on this product and it is sure to become one of the top pre-workouts on the market.
Delivery times depend on the shipping method selected at checkout:
For orders shipping to military bases (APO, FPO, DPO, AA, AE, AP), delivery may take up to 3 weeks due to additional processing times.
Please note, we have a strict cutoff time of 4 PM PST for all orders. Orders placed after this time will be processed the following business day. We process and fulfill all orders within 24 hours (excluding weekends and holidays).
To maintain your privacy, we ship all orders in plain brown boxes with no graphics or branding—only the shipping label is visible.
If your order has not shipped, it may be due to a discrepancy. We recommend contacting our customer service team for assistance.
We would like to remind our customers that all sales of muscle builder products are FINAL — even if the item has not yet left our shipping department. We strongly encourage you to carefully review your order details before completing your purchase.We do not store credit card details nor have access to your credit card information.