Felix felicis
difficulty: advanced
Add Ashwinder egg to a cauldron, then add horseradish and heat.
Juice a squill bulb, add to the cauldron and stir vigorously.
Chop up anemone-like growth on the back of Murtlap, add to mixture and heat.
Add a dash of tincture of thyme and stir slowly.
Grind up Occamy eggshell and add to mixture.
Stir slowly then heat the cauldron.
Add a sprinkle of powdered common rue.
Stir vigorously then heat the cauldron one last time.
Wave wand over potion in a figure of eight and say incantation ‘Felixempra!’
Draught of living death
difficulty: advanced
Add the infusion of Wormwood.
Add the powdered root of asphodel.
Stir twice clockwise.(thirteen should be used)
Add the sloth brain.
Add the Sopophorous bean’s juice.(crush using a silver dagger)
Stir seven times anti-clockwise.(Stir seven times anti-clockwise and add a clockwise stir)
Antidote to common poisons
difficulty: easy
Add 1 Bezoar to the mortar
Crush into a very fine powder using the pestle
Add 4 measures of the crushed Bezoar to your cauldron
Add 2 measures of Standard ingredient to your cauldron
Heat to a medium temperature for 5 seconds
Wave your wand
Leave to brew and return in 40 minutes with Pewter Cauldron, 34 minutes with Brass cauldron and 30 minutes with copper cauldron.
8. Add 1 pinch of Unicorn Horns to your cauldron
9. Stir 2 times, clockwise
10. Add 2 Mistletoe Berries to your cauldron
11. Stir 2 times, anti-clockwise
12. Wave your wand to complete the potion
Drink of despair
difficulty: astronomically hard (banned)
Pour Moonseed Poison into an iron cauldron and bring to a rapid boil
Grind dried Deadlyius Mushrooms into a fine powder and mix with Witch's Mummy Dust
Add powdered ingredients to boiling cauldron and stir erratically until dissolved
Remove cauldron from heat and allow to cool undisturbed to lukewarm
Place cauldron into ice and wait for the Moonseed's white glow to intensify
Stir the essence of Hemlock into the cauldron, stirring rapidly to prevent the formation of ice crystals
While still stirring, add the drops of Vitriol quickly and step back from the cauldron
The mixture should turn a bright emerald green while smoking violently. if the cauldron is not sufficiently cooled, the potion will bubble and spit - if not outright explode into a cloud of noxious fumes
if correctly brewed, the potion will freeze over before an explosive reaction can occur
Remove from ice and leave to warm to room temperature before decanting into a stoneware bottle
Elixir to induce Euphoria
difficulty: advanced
Add Shrivelfig
Add Porcupine quills
Stir four times anti-clockwise
Add a sprig of Peppermint to counteract side-effects
Add Sopophorous beans
Add Wormwood
Stir six times anti-clockwise
Love potion antidote
difficulty: advanced
Add four Wiggentree twigs, or until the potion turns green.
Stir until the potion turns orange.
Add castor oil until the potion turns blue.
Stir until the potion turns purple.
Add extract of Gurdyroot until the potion turns red.
Add Wiggentree twigs.
Add Extract of Gurdyroot until the potion turns purple.
Leave the potion to simmer till it turns red.
Add more gurdyroot extract till it turns green.
10. Stir till it turns orange.
11. Add seven Wiggentree twigs.
12. Allow to simmer till it turns pink.
Shrinking solution
difficulty: easy-o.w.l
Add five sliced caterpillars.
Heat till the potion turns red.
Shake the peeled Shrivelfig until it is ready (this is extra important, as if one tries to add it before it is ready the potion may emit noxious green gases).
Add peeled Shrivelfig until the potion turns yellow.
Allow the potion to simmer till it turns purple.
Add four rat spleens to the cauldron.
Add the minced daisy roots till it turns green.
Add five drops of leech juice.
Add more of the Shrivelfig, this time till it turns pink.
Add one sliced caterpillar.
Allow the potion to simmer till it turns green.
Polyjuice potion
difficulty: advanced(banned)
Add 3 measures of fluxweed to the cauldron (must have been picked on a full moon).
Add 2 bundles of knotgrass to the cauldron.
Stir 4 times, clockwise.
Wave your wand then let potion brew for 80 minutes (for a Pewter Cauldron. A Brass Cauldron will only require 68, and a copper one only 60.)
Add 4 leeches to the cauldron.
Add 2 scoops of lacewing flies to the mortar, crush to a fine paste, then add 2 measures of the crushed lacewings to the cauldron.
Heat for 30 seconds on a low heat.
Wave your wand to complete this stage of the potion.
Add 3 measures of boomslang skin to the cauldron.
Add 1 measure of bicorn horn to the mortar, crush to a fine powder, then add one measure of the crushed horn to the cauldron.
Heat for 20 seconds at a high temperature.
Wave your wand then let potion brew for 24 hours (for a Pewter Cauldron. A Brass Cauldron will only require 1224 minutes, and a copper one only 18 hours.)
Add 1 additional scoop of lacewings to the cauldron.
Stir 3 times, counter-clockwise.
Split potion into multiple doses, if desired, then add the pieces of the person you wish to become.
Wave your wand to complete the potion
Veritaserum
difficulty: astronomically hard
On the day of the new moon, pour Standard Potioning Water into an iron cauldron and bring to a simmer
Pour Vial of Ptolemy into cauldron with an anti-clockwise motion and allow to simmer for ten minutes
Stir Powdered Moonstone into the mixture one spoonful at a time, dissolving thoroughly
While the mixture simmers, carefully slice Adder's Fork lengthwise to divide the tongue into halves and drop into cauldron
Raise heat and bring mixture to a rolling boil
Drop Jobberknoll Feathers into cauldron, stirring clockwise one time between each feather
Remove cauldron from flame upon reaching a rolling boil
Quickly crush Sopophorous Beans with the flat of the blade of a silver knife and add to the mixture
Allow mixture to cool before straining into a bottle for maturation
Leave bottle in a dark, cool undisturbed location for the duration of the cycle
On the night of the full moon, place bottle in the moonlight to absorb the light
if this last step cannot be performed due to weather conditions, the potency will suffer to a degree
All of the above are taken from the following:
Harry Potter and the Prisoner of Azkaban (video game) - GBA version Pottermore
Harry Potter and the Half-Blood Prince (video game) Mentioned in a broadcast of Potterwatch.
http://wandw.wikidot.com/potion:drink-of-despair :Half-Blood Prince, Chapter 18 (Birthday Surprises), Chapter 24 (Sectumsempra)
Wonderbook: Book of Potions; Half-Blood Prince, Chapter 9 (The Half-Blood Prince), Chapter 14 (Felix Felicis), Chapter 22 (After the Burial), Chapter 25 (The Seer Overheard)
Wonderbook: Book of Potions; Prisoner of Azkaban, Chapter 1 (Owl Post), Book of Potions - Chapter 4 (Beautification Potion), Half-Blood Prince (video game)
Writing by J.K. Rowling: "Polyjuice Potion" at Pottermore - J.K. Rowling's Thoughts; Pottermore, Chapter 12, Moment 2 - Polyjuice Potion; Goblet of Fire; Deathly Hallows, Chapter 5 (Fallen Warrior)