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  • Characters
    • Caoimhe Keelan
    • Finlay Figgins
    • Otto Noxley
  • Creatures
    • Abraxan Winged Horse
    • Adult Acromantula
    • Adult Antipodean Opaleye
    • Adult Ape
    • Adult Basilisk
    • Adult Black Bear
    • Adult Brown Bear
    • Adult Cerberus
    • Adult Chinese Fireball
    • Adult Common Welsh Green
    • Adult Diricawl
    • Adult Hebridean Black
    • Adult Hungarian Horntail
    • Adult Norwegian Ridgeback
    • Adult Nundu
    • Adult Peruvian Vipertooth
    • Adult Polar Bear
    • Adult Romanian Longhorn
    • Adult Swedish Shortsnout
    • Adult Ukrainian Ironbelly
    • Adult Wolf
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    • Aethonan Winged Horse
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    • Ancient Basilisk
    • Antipodean Opaleye Wyrmling
    • Basilisk
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    • Billywig
    • Billywig Swarm
    • Bowtruckle
    • Chinese Fireball Wyrmling
    • Clabbert
    • Common Welsh Green Wyrmling
    • Deer (Buck)
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    • Deer (Fawn)
    • Dementor
    • Doxy
    • Giant Plague Rat
    • Giant Rat
    • Goblin Banker
    • Goblin Guard
    • Goblin Warrior
    • Granian Winged Horse
    • Grindylow
    • Hebridean Black Wyrmling
    • Hungarian Horntail Wyrmling
    • Infant Acromantula
    • Inferi
    • Inferi Horde
    • Inferi Swarm
    • Inferius
    • Mortis Bat
    • Norwegian Ridgeback Wyrmling
    • Peruvian Vipertooth Wyrmling
    • Phoenix
    • Pit Viper
    • Plague Rat
    • Rat
    • Romanian Longhorn Wyrmling
    • Spectre Bat
    • Swarm of Grindylow
    • Swarm of Mortis Bats
    • Swarm of Small Birds
    • Swarm of Spectre Bats
    • Swarm of Tiny Birds
    • Swedish Shortsnout Wyrmling
    • Thestral
    • Ukrainian Ironbelly Wyrmling
    • Winged Foal
    • Wolf Pup
    • Young Acromantula
    • Young Antipodean Opaleye
    • Young Ape
    • Young Cerberus
    • Young Chinese Fireball
    • Young Common Welsh Green
    • Young Diricawl
    • Young Hebridean Black
    • Young Hungarian Horntail
    • Young Norwegian Ridgeback
    • Young Nundu
    • Young Peruvian Vipertooth
    • Young Polar Bear
    • Young Romanian Longhorn
    • Young Swedish Shortsnout
    • Young Ukrainian Ironbelly
    • Young Yeti
  • DM Notes
    • Miscellaneous
      • Cantrips (Level 0)
      • Level 3 Guide
      • Nyx Alternate Forms
    • Scenarios
      • Seylon Levels
        • Level 1 - Alchemy Lab
        • Level 2 - Scrying Pools
        • Level 3 - Lecture Hall
        • Level 4 - Muggle Magic
        • Level 5 - Dragon Hatchery
        • Level 6 - Seylon's Suite
        • Level 7 - Child's Bedroom
        • Level 8 - The Hive
        • Level 9 - Serpent Shrine
        • Level 10 - Trophy Gallery
      • Battle of the Bards
      • Finding Seylon's Tower
      • Icespider Hollow
      • Scene 1: Leaving the Castle
      • The Deepwater Convergence
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      • The Forbidden Duel
      • The Hall of Living Statues
      • The Hidden Library
      • The Polyjuice Plot
      • The Pumpkin Patch
      • The Restricted Section Heist
      • The Wandering Cloak
      • Wizzlethorpe's Research Challenge
    • Session Notes
      • 2025-07-04
      • 2025-08-03
      • 2025-09-12
      • 2025-10-11
      • 2025-11-02
      • 2025-12-30
      • 2026-03-07
      • Next Session
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  • History
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    • International Statute of Secrecy
    • Invention of Quidditch
    • Salazar Slytherin's Departure
    • Second Wizarding War
    • The Founding of Hogwarts
    • The Prophecy
    • Tri-Wizard Tournament
  • Items
    • african sea salt
    • Aging Potion
    • Amortentia
    • angel's trumpet
    • Antidote of Common Poisons
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    • Astronomer's Tools
    • Babbling Beverage
    • baneberry
    • Baneberry Poison
    • Baruffio's Brain Elixir
    • bat spleen
    • Beautification Potion
    • Befuddlement Draught
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    • belladonna essence
    • bicorn horn
    • billywig sting
    • Blemish Blitzer
    • Blood-Locked Jewelry Box
    • Blood-Replenishing Potion
    • Bloodroot Poison
    • boom berry
    • boomslang skin
    • bubotuber pus
    • bundimun secretion
    • bursting mushroom
    • Chains of Sand - The Binding Practices of the Pharaoh-Wizards
    • chinese chomping cabbage
    • chizpurfle carapace
    • Cloaks
    • Confusing Concoction
    • cowbane
    • Cupid Crystals
    • Curse-breakers' Tools
    • Death-Cap Draught
    • Demiguise Cloak
    • Disillusionment Cloak
    • Diviner's Kit
    • doxy egg
    • Doxycide
    • Dr. Ubbly's Oblivious Unction
    • dragon claw
    • Draught of Living Death
    • Draught of Peace
    • Dreamless Sleep Potion
    • Drink of Despair
    • Dust of Disappearance
    • Elder Wand
    • Elixir to Induce Euphoria
    • erumpent horn
    • Erumpent Potion
    • Essence of Dittany
    • Essence of Insanity
    • ethanol
    • exploding ginger eyelash
    • Exstimulo Potion
    • Fairy Necklace
    • fairy wing
    • fanged geranium fang
    • Fatiguing Fusion
    • Felix Felicis
    • Fire Protection Potion
    • fire seed
    • flobberworm mucus
    • flying seahorse
    • Forgetfulness Potion
    • frog brain
    • full-moon fluxweed
    • Fungiface Potion
    • galanthus nivalis
    • Garrotting Gas
    • Gaunt's Ring
    • giant purple toad wart
    • Gillyweed
    • Girding Potion
    • Gregory's Unctuous Unction
    • griffin claw
    • gurdyroot
    • Hate Potion
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    • hemlock
    • Herbicide Potion
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    • Invisibility Potion
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    • knotgrass
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    • lionfish spine
    • lovage
    • Mandrake Restorative Draught
    • mandrake root
    • Memory Potion
    • Ministry Dispatch Logs - Eastern European Operations, 1993-1994
    • mistletoe berry
    • moonseed berry
    • Moonseed Poison
    • moonstone
    • Murtlap Essence
    • murtlap tentacle
    • nettle
    • newt spleen
    • Noble Wizarding Houses of Britain
    • Noxious Potion
    • octopus
    • Oculus Potion
    • Pen with Initials ST
    • peppermint
    • Pepperup Potion
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    • Phantom Draught
    • Philosopher's Stone
    • Polyjuice Potion
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    • Potion Book — Fifth Year Potions
    • Potion Book — First Year Potions
    • Potion Book — Fourth Year Potions
    • Potion Book — Second Year Potions
    • Potion Book — Seventh Year Potions
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    • Ring of Arcane Recall
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    • root of asphodel
    • runespoor egg
    • salamander blood
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    • scurvy grass
    • Sea Glass Marble
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    • Shrinking Solution
    • shrivelfig
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    • sloth brain
    • Slytherin's Locket
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    • sopophorous bean
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    • staghorn mushroom
    • star grass
    • Star Grass Salve
    • streeler shell
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    • Swelling Solution
    • syrup of arnica
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    • The Skye Affair - A Sealed MACUSA Inquiry, 1993
    • Thistlewood's Trick Fiddle
    • Tool
    • Tri-Wizard Cup
    • Twilight Moonbeams
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    • unicorn hair
    • valerian root
    • venomous tentacula leaf
    • Veritaserum
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    • Vitamix Potion
    • Volubilis Potion
    • wartcap
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    • Wideye Potion
    • wiggentree bark
    • Wiggenweld Potion
    • Winter Cloak
    • Wit-Sharpening Potion
    • Wolfsbane Potion
    • woodlice extract
    • wormwood infusion
    • Wound-Cleaning Potion
  • NPCs
    • Agatha
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    • Katya Mirnova
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    • Lily Potter
    • Lucius Malfoy
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    • Neville Longbottom
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    • Nicolas Flamel
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    • Nyx
    • Oleg Mirnov
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    • Tom Riddle
    • Walden McNair
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  • Places
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    • The Leaky Cauldron
    • The Restricted Section
    • The Three Broomsticks
    • Weasley's Wizard Wheezes
  • Session Recaps
    • Session 1 - First Years and Flying Books
    • Session 2 - Forest Ambush and Forbidden Tomes
    • Session 3 - Deepwater and Deeper Secrets
    • Session 4 - The Heist and the Hidden Tower
    • Session 5 - Dragons and Muggle Science
    • Session 6 - Midnight Markets and Missing Friends
    • Session 7 - Through Portals and Ice
    • Session 8 - Guardians and Betrayal
    • Session 9 - Death, Rescue, and Revelations
    • Session 10 - The Tower's End and The Hidden Library
  • Spells
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    • Reducio
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    • Sonorus/Quietus
    • Specialis Revelio
    • Spongify
    • Stupefy
    • Tarantallegra
    • Tergeo
    • Transmogrify
    • Ventus
    • Vera Verto
    • Vigilatus
    • Vulnera Sanentur
    • Wingardium Leviosa
Vault / Items / Frog Brain

frog brain

Updated Feb 7, 2026

frog brain

Alchemy ingredient.

Rarity: common

Used in: Dreamless Sleep Potion

On this page

    Backlinks

    • Potion Book — Second Year Potions