| Laboratory Reagents | Can be recycled into crafting materials. | Rare | 2000 | 3 kg | Recyclable |
| Lance's Mixtape (5th Edition) | Lance has personally planted a number of these around the Rust Belt, for some reason. | Epic | 10000 | 0.2 kg | Trinket |
| Laser Trap: Fire Blueprint | Lets you craft Laser Trap: Fire | Legendary | 0 | - | Blueprint |
| Laser Trap: Gas Blueprint | Lets you craft Laser Trap: Gas | Legendary | 0 | - | Blueprint |
| Laser Trap: Lure | A deployable laser trip wire that detonates a Lure Grenade. | Common | 0 | 0.5 kg | Quick Use |
| Laser Trap: Smoke | Lets you craft Laser Trap: Smoke | Uncommon | 0 | 0.5 kg | Quick Use |
| Launcher Ammo | Anti-ARC payloads used mainly by the Hullcracker | Rare | 0 | 1 kg | Ammunition |
| Leaper Pulse Unit | Can be thrown to create a violent singularity | Epic | 5000 | 1 kg | Throwable |
| Lemon | Can be consumed for a small amount of stamina | Common | 640 | 0.2 kg | Nature |
| Light Ammo | Light bullets used mainly with SMGs and light handguns. Such as Kettle, Stitcher, Burletta, Hairpin and Bobcat. | Common | 4 | 0.017 kg | Ammunition |
| Light Bulb | Without light, life underground would be impossible. | Uncommon | 2000 | 0.2 kg | Trinket |
| Light Gun Parts | Assorted spare parts used for pistols and SMGs. | Rare | 700 | 0.3 kg | Topside Material |
| Light Gun Parts Blueprint | Lets you craft Light Gun Parts | Legendary | 5000 | - | Blueprint |
| Light Impact Grenade | A grenade that detonates on impact, dealing explosive damage in a small radius. | Common | 270 | 0.1 kg | Quick Use |
| Light Shield | A lightweight shield that offers limited protection without severely impacting mobility. | Uncommon | 640 | 5 kg | Shield |
| Lightweight Stock | Moderately improves ADS & draw speed. | Rare | 0 | -6 kg | Mods |
| Lightweight Stock Blueprint | Lets you craft a Lightweight Stock | Legendary | 0 | - | Blueprint |
| Li'l Smoke Grenade | A grenade that pops a thick but small smoke cloud on impact, blocking visibility from ARC and other Raiders. | Common | 300 | 0.15 kg | Quick Use |
| Looting Mk. 1 | Basic looting augment. More backpack slots and weight capacity, but low defensive and tactical capability. | Uncommon | 640 | - | Augment |
| Looting Mk. 2 | Significantly increases looting potential; adds slots for trinkets. | Rare | 2000 | 2 kg | Augment |
| Looting MK. 3 (Cautious) | A looting augment that swaps some carry capacity to increase survivability. | Epic | 5000 | 3 kg | Augment |
| Looting MK. 3 (Survivor) | A heavy-duty pack mule augment. Large weight capacity and large backpack space. | Epic | 5000 | 4 kg | Augment |
| Looting MK. 3 (Survivor) Blueprint | A heavy-duty pack mule augment. Large weight capacity and large backpack space. | Legendary | 5000 | - | Blueprint |
| Lure Grenade | A noisy device that sticks to surfaces, distracting nearby ARC machines and drawing their fire. | Uncommon | 1000 | 0.4 kg | Quick Use |
| Lure Grenade Blueprint | Lets you craft a Lure Grenade | Legendary | 5000 | - | Blueprint |
| Magnet | Fun thing to put on a fridgerator. | Uncommon | 300 | 0.25 kg | Topside Material |
| Magnetic Accelerator | Used to craft advanced weapons. | Epic | 5500 | 1 kg | Refined Material |
| Mastery Medal (Backpack Charm) | Maintain Wildcard I trials rank until the season end. | - | 0 | - | Misc |
| Mechanical Components | Used to craft a wide range of items. Can be recycled into crafting materials. | Uncommon | 640 | 0.5 kg | Refined Material |
| Medium Ammo | Medium bullets used mainly with medium-caliber weapons. Such as Rattler, Tempest, Arpeggio, Renegade and Torrente. | Common | 6 | 0.025 kg | Ammunition |
| Medium Gun Parts | Assorted spare parts used for rifles. | Rare | 700 | 0.4 kg | Topside Material |
| Medium Gun Parts Blueprint | Lets you craft Medium Gun Parts | Legendary | 0 | - | Blueprint |
| Medium Shield | A standard shield that blocks a medium portion of incoming damage at a moderate cost to mobility. | Rare | 2000 | 7 kg | Shield |
| Metal Brackets | Can be recycled into metal parts. | Uncommon | 640 | 0.8 kg | Recyclable |
| Metal Parts | Used to craft a wide range of items. | Common | 75 | 0.15 kg | Basic Material |
| Mod Components | Used to craft weapon mods. Can be recycled into crafting materials. | Rare | 1750 | 1 kg | Refined Material |
| Mod Components Blueprint | Lets you craft Mod Components | Legendary | 0 | - | Blueprint |
| Moss | Can be used to regain a small amount of health. | Rare | 500 | 0.3 kg | Topside Material |
| Motor | A small electric motor, useful for various devices. | Rare | 2000 | 3 kg | Recyclable |
| Mushroom | Can be consumed to regain a small amount of health. | Common | 1000 | 0.2 kg | Nature |