--- product_id: 581838869 title: "Underground Bio Labs/Panda Supps Skull:Nootropic Pre-Workout,403mg Caffeine, ..." brand: "underground bio labs" price: "R2121" currency: ZAR in_stock: true category: "Underground Bio Labs" url: https://www.desertcart.co.za/products/581838869-underground-bio-labs-panda-supps-skull-nootropic-pre-workout-403mg store_origin: ZA region: South Africa --- # 403mg caffeine from 3 sources for sustained energy 8g L-Citrulline Malate + 1000mg Agmatine Sulfate for insane pumps 500mg Lion’s Mane for mental clarity Underground Bio Labs/Panda Supps Skull:Nootropic Pre-Workout,403mg Caffeine, ... **Brand:** underground bio labs **Price:** R2121 **Availability:** ✅ In Stock ## Summary > 💥 Unlock your ultimate workout zone with SKULL – where focus meets fury! ## Quick Answers - **What is this?** Underground Bio Labs/Panda Supps Skull:Nootropic Pre-Workout,403mg Caffeine, ... by underground bio labs - **How much does it cost?** R2121 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/581838869-underground-bio-labs-panda-supps-skull-nootropic-pre-workout-403mg) ## Best For - underground bio labs enthusiasts ## Why This Product - Trusted underground bio labs brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cognitive Powerhouse:** 500mg Lion’s Mane + 100mg Cognati optimize brain function for peak performance. - • **Sustained Energy Boost:** 403mg caffeine blend powers you through every rep without the crash. - • **Unmatched Muscle Pumps:** 8g L-Citrulline Malate and 1000mg Agmatine Sulfate deliver vascularity that turns heads. - • **Endurance That Pushes Limits:** 50mg Senactiv enhances stamina so you never quit early. - • **Next-Level Focus & Tunnel Vision:** 600mg Alpha GPC sharpens your mental edge to laser precision. ## Overview Underground Bio Labs’ SKULL Pre-Workout is a cutting-edge nootropic formula combining 403mg of multi-source caffeine, 500mg Lion’s Mane, and potent pump agents like 8g L-Citrulline Malate. Designed for professionals who demand razor-sharp focus, sustained energy, and explosive muscle pumps, SKULL elevates mental and physical performance while reducing perceived effort. With 40 servings per container, it’s your go-to for intense, distraction-free training sessions. ## Description PANDA SUPPS - SKULL Pre-Workout Behold SKULL, our all new High Stimulant Nootropic Pre-Workout the newest addition to our growing pre-workout lineup! Forged with utmost precision over an arduous span, this pre-workout transcends the boundaries of focus and nootropic pre-workouts, ascending to the realm of the extraordinary. SKULL combines pump, focus, tunnel vision, and endurance all in one pre-workout! A new chapter has been opened in the Panda Supps pre-workout lineup. SKULL Pre is a testament to the unyielding dedication of Panda Supps, forever etched in the hearts of those who seek unparalleled excellence. Skull pre-workout, with its powerful ingredients, promotes muscle endurance, helping you push through those intense training sessions with ease. Not only does it aid in energy production, giving you the sustainable fuel you need to power through your workouts, but most importantly, it supports focus and mental sharpness, allowing you to stay fully engaged and in the zone. Additionally, Skull pre-workout provides mood elevation, helping you feel motivated and ready to tackle your fitness goals. Its tunnel vision effect enables you to block out distractions and maintain unwavering concentration. What sets this pre-workout apart is its ability to reduce the perception of effort. With the added benefit of delivering amazing pumps, Skull pre-workout is undoubtedly destined to become your new favorite pre-workout supplement. Directions: SKULL should be consumed 20 minutes prior to any workout or exercise session. Depending on tolerance, start with 1/2 - 1 scoops and mix vigorously in 8 Oz of water until dissolved fully. Do NOT exceed 2 scoops. ## Features - MENTAL PERFORMANCE: 500 MG Lion’s Mane COGNITION: 100 Mg CognatiQ - PUMP: 1000 MG Agmatine Sulfate PUMP: 8G L-Citrulline Malate - ENERGY: 403MG Caffeine (3 Different Sources) ABSORBTION: 50 MG AstraGin ENDURANCE: 50 MG Senactiv - FOCUS: 3G L-Tyrosine TUNNEL VISION: 600 MG Alpha GPC ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CMJ8CS7R | | ASIN | B0CMJ8CS7R | | Age Range Description | Adult | | Best Sellers Rank | #96,901 in Health & Household ( See Top 100 in Health & Household ) #213 in Sports Nutrition Pre-Workout Powders | | Brand Name | Underground Bio Labs | | Customer Reviews | 4.2 4.2 out of 5 stars (28) | | Date First Available | November 4, 2023 | | Flavor | Skull Crusher | | Item Dimensions | 3.5 x 3.5 x 6 inches | | Item Form | Powder | | Manufacturer | Underground Bio Labs | | Manufacturer | Underground Bio Labs | | Manufacturer Part Number | SkullPre | | Model Name | "SkullPre | | Number of Items | 1 | | Product Benefits | Energy Management | | Product Dimensions | 3.5 x 3.5 x 6 inches; 1.12 Pounds | | Total Servings Per Container | 40 | | UPC | 051497423186 | | Unit Count | 14.81 Ounce | ## Product Details - **Age Range (Description):** Adult - **Brand:** Underground Bio Labs - **Flavor:** Skull Crusher - **Item Form:** Powder - **Item dimensions L x W x H:** 3.5 x 3.5 x 6 inches - **Model Name:** "SkullPre - **Number of Items:** 1 - **Product Benefits:** Energy Management - **Servings per Container:** 40 - **Unit Count:** 14.81 Ounce ## Images ![Underground Bio Labs/Panda Supps Skull:Nootropic Pre-Workout,403mg Caffeine, ... - Image 1](https://m.media-amazon.com/images/I/81wDHp-Q6aL.jpg) ![Underground Bio Labs/Panda Supps Skull:Nootropic Pre-Workout,403mg Caffeine, ... - Image 2](https://m.media-amazon.com/images/I/61SPAE92VlL.jpg) ![Underground Bio Labs/Panda Supps Skull:Nootropic Pre-Workout,403mg Caffeine, ... - Image 3](https://m.media-amazon.com/images/I/81HjPeSKAxL.jpg) ![Underground Bio Labs/Panda Supps Skull:Nootropic Pre-Workout,403mg Caffeine, ... - Image 4](https://m.media-amazon.com/images/I/81i8KPOL3IL.jpg) ## Available Options This product comes in different **Flavor** options. ## Frequently Bought Together - Underground Bio Labs/Panda Supps Skull:Nootropic Pre-Workout,403mg Caffeine, Tunnel Vision Focus,Pumps, Unparalled Energy (40 Scoops) (Dragonfruit Watermelon Candy) Skull Crusher - Underground Bio Labs Panda Supps Pump, Pre-Workout, No-Clump Formula w/10G L-Citrulline Malate, Alpha GPC, Lions Mane,CognatiQ™,VasoDrive-AP® 40 Scoops (Rainbow Dragonfruit) - Underground Bio Labs™ Panda Supps: Rampage, Extreme Pre-Workout, High Stim, Maximum Pump, Focus, and Energy,(50 Servings) (Kiwi-Lychee-Pinapple Flavor AKA Goblin Juice) --- ## 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.za/products/581838869-underground-bio-labs-panda-supps-skull-nootropic-pre-workout-403mg](https://www.desertcart.co.za/products/581838869-underground-bio-labs-panda-supps-skull-nootropic-pre-workout-403mg) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-07-19*