Veritaserum, the most powerful Truth Serum available in the Wizarding world, is a colorless, odorless potion (which looks like plain water) which forces the drinker to tell the truth (HBP9). In Half-Blood Prince, Crabbe and Goyle use the potion multiple times to disguise themselves as young girls while guarding the Room of Requirement. Wer eine Dosis von Veritaserum (lat. Rowling has revealed on her fansite that Veritaserum can be fooled using Occlumency and is hence not usually accepted in general practice in wizard courts. [4], At the beginning of the 1995–1996 school year, Horace Slughorn, the Potions Master, brewed Veritaserum as an example of the type of potion they should be able to make after completing their N.E.W.T.S. Another weakness is that the victim only states what they believe to be true, so the victim's sanity and perception of reality also factors in during interrogations. Harry's and Voldemort's connection was always outside the scope,of what seems possible in the magic shown in the Potter universe. It is made from powdered root of asphodel which is added to an infusion of wormwood, and was first mentioned in Harry's first potions lesson with Snape in Harry Potter and the Philosopher's Stone. Ron's luck turns for the better, with the confidence working as a placebo. Barty Crouch Sr. puts a Memory Charm on Bertha Jorkins, Chaos in the campground after the World Cup, Dustbin commotion at the home of Mad-Eye Moody, Dobby learns about gillyweed from the fake Moody, Dobby retrieves gillyweed from Snape's office, The Second Task of the Triwizard Tournament, The Death Eaters: A Guide To Who Was Where, Albus Potter and the lesson in Quantum Mechanics, Defence Against the Dark Arts professor's office, which memories of Bertha's he intended the Charm to affect, Defence Against the Dark Arts teacher’s office, Magical Water Plants of the Mediterranean, Voldemort’s Agents, Malfoy’s Cronies, and Hagrid’s Chums: Friendship in Harry Potter, A View of the Map: Understanding How the Marauder’s Map Works, The Schemes Behind the Spite: Why Voldemort Really Jinxed the DADA Job, Minor Harry Potter characters we'd like to learn more about, What if ... Harry Potter had gone through the Triwizard Tournament without 'Mad-Eye Moody's' help, In defence of ... Bartemius Crouch Senior. She came to investigate. Hermione uses it during the Yule Ball in Goblet of Fire before meeting Viktor Krum. Advanced "Polyjuice Potion, Harry," said Dumbledore. Another problem is that the victim states what only they believe to be true, so the victim's sanity and perception of reality are also factors in during interrogations. [2] Umbridge later asked for more Veritaserum after Harry broke into her office to contact Sirius Black, but Snape said it would take a month to make more.