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Source Veins (由来脈,Yuraimyaku) is a collective term given to concentrated sources or minerals that house extreme and unique energy. It is stated that the energy is produced by these sources differs from chakra and unlike it, several of the veins cannot be accessed by anyone and often have set conditions for their use.
- Gelel Vein (ゲレル脈,Gererumyaku) is a source of life energy contained in a minerals often appearing a stones. The energy of the vein, when embedded into a person's body, grants them incredible regenerative powers as well as seemingly halt aging. Those who have the stone inside their bodies can manipulate Gelel energy for combat purposes.
- Dragon Vein (龍脈,Ryūmyaku) are ancient sources of energy that flows deep in the earth, and can grant infinite power to those who harness it. It is known that they can be only be opened and closed by those with special blood, however once opened, anyone can use it.
- Nature Vein (自然脈,Shizenmyaku) are large concentrations of Natural Energy, these veins are known to be one of the rarest types and are often used in the training of Sages. Within this type of veins are two unique veins known as the Spirit Gates. These gates are known to connect the Pure Land with the Living World and are often depicted with as a series of light pillars. Due to their nature they are often protected by a guardian spirit.
- Dusk Vein (日暮れ脈, Higuremyaku) are concentrations of mental anguish corrupting the natural environment and often gives rise to monstrous beasts. These veins are known to be the easiest forming, as they are created from war and atrocities within a location. While being easy to create, they are the only type of vein that can be depleted or destroyed and is usually done through purifying the area around the vein. While creating beasts and corrupting the environment, the energy of the Dusk Vein can corrupt individuals and creatures.
- Origin Vein (起こり脈, Okorimyaku) Is a rare vein that is thought to be a hybrid between a Dragon and Gelel Vein. First discovered by [ ], the energy produced by the Origin Veins radiates life given energy; much like that of a Gelel vein. Unlike it the energy it gives off is known to cause mutations within the environment and living creatures. It's energy has been shown to be capable of mutating creatures born or created from Chakra.
- Phantasmal Vein (脈, Genmumyaku) is a rare type of vein located within the Phantasmal Island discovered by Sōten Asahina. The energy of the vein is known to not only repel but destroy any type of Natural Energy. When used by an individual, it is capable of shutting down area of Natural Energy and prove difficult of Sages to deal with.
- Void Vein (空脈, Kūmyaku) is a rare type of energy contained in a minerals often appearing as metal ores, often referred to as Void Ore. Originally used by a group that opposed the Ōtsutsuki Clan during an invasion of their world. Often used in weapon creation, the ore is known to rapidly absorb any chakra that it comes in contact with. While those with high levels of chakra can mitigate it's effects for a limited time. Those with low levels often die within a short time. After the destruction of the world it originated on, a large meteorite of it crash landed on the earth and was discovered by Akihasa Makami.
- Rōran- Source of the Ryūmyaku: A Dragon Vein located in the destroyed kingdom of Rōran within the Land of Wind. Known to be sealed away by the last queen of Rōran Sāra. The vein was later reopened by the Sixth Kazekage who used to transform Sunagakure and the Land of Wind.
- Temujin's Continent - Stone of Gelel: A Gelel Vein first discovered long ago as a vein of ore by Temujin's ancestors. Only the royal blood of his clan could forge stones from the ore, a process performed with flesh and blood of the body. These same forgers were also the only ones capable of implanting the stones into bodies, as well as destroying them. The entire deposit of Gelel is said to be capable of destroying half a continent. For this reason a long and costly war was fought over it, resulting in the ore being sealed away by Temujin's ancestors. It was relocated by Haido who wanted to use it to rule the world. After a battle with Naruto and Temujin, the vein was destroyed.
- Land of Demons - Spirit Forest: A Nature Vein within the land of Demons.
- Shiogakure - Wells: Located in the underwater village of Shiogakure, it houses a Dragon vein which is used to power the village and barrier around it.
- Moon - Shizensentō: A large nature vein created by Shinkairen and Kaname after setting up the moon kingdom. Like most nature veins, it is were potential sages are trained.
- Black Forest - Tōno Village: Home to the Asahina Clan, Tōno Village sits within the heart of the forest and is a Nature Veins.
- Demon's Chasm: Home to a massive Dusk Vein that was sealed off and is watched over by the Nakano Clan.
- Ryūchi Cave: is one of the big three legendary unexplored sage regions, and home to a large Nature vein. It is the residence of the snakes and is governed by the sacred White Snake Sage.
- Phantasmal Island': is a island located and is home to the only known Phantasmal Vein.
- Mount Myōboku: is one of the big three legendary unexplored sage regions, and home to a large Nature vein. It's the land of toads, Mount Myōboku is a rich and beautiful land, whose ultimate authority seems to be the Great Toad Sage. Shima and Fukasaku are both elders and sages, and they seem to have an even higher authority than Gamabunta himself.
- Shikkotsu Forest: is one of the big three legendary unexplored sage regions, and home to a large Nature vein. It is the home of various animals unlike the other big three is know to be the home of the slug Katsuyu.
- It is noted the color of the energy produced by the veins is different for every vein.
- The concept of the veins are loosely based Ley lines.