Thanks to King Zenith for posting this on the forums.
Alchemy Recipe Locations
Here's all of the recipes that can be found. If a recipe is not on this list, it can't be found on a bookshelf or via a quest (credit to yab on GameFAQ's):
Mayor's house 2F "Ooh! Nice knife!"
Divine dagger, Poison moth knife, Batterfly knife, Poison needle, Assassin's dagger
Mayor's house 2F "Casualwear with Fashionable Flair"
Cloak of concealment, Gooey gear, Majestic mantle, Robe of sweet dreams, Slood, Blessed bottoms
Inn 2F (need magic key) "Elements of Alchemy: Fire and Thunder"
Fire blade, Inferno blade, Lightning lance, Storm spear, Lightning staff, Lightning conductor, Magma staff, Fire claws, Combusticlaws, Flametang boomerang, Banefire boomerang, Flame shield
Phlegming's house "Martial Arts Essentials"
Tracksuit top, Tussler's top, Tracky bottoms, Tussler's trousers, Finessence
Phlegming's lab "Beginner's Alchemy"
Lunaria, Magic water, Mysterious mixture, Hephaestus' flame, Aggressence
Phlegming's lab "Cat'll Do Nicely"
Feline fan, Kitty shield, Catty shield, Cat ears
Southeast house "Get Creative with Fur and Hide"
Fur poncho, Fur vest, Fur hood, Leather gloves, Leather kilt
East house 2F "Snakey Things to Make and Do"
Snakeskin whip, Serpentine whip, Sidewinder, Cobra fan, Large-scale armour
Inn "An Encyclopaedia of Steel Weapons"
Steel broadsword, Steel lance, Spiked steel whip, Steel bar, Steel claws, Steel fan, Steel axe
Inn "An Encyclopaedia of Steel Armour"
Steel shield, Steel helmet, Steel armour, Steel gauntlets, Steel kneecaps, Steel sabatons
Mayor's house "Head-Turning Fashions"
Trailblazing bandana, Mercury's bandana, Bunny ears, Golden tiara, Feather headband, Gold circlet
Mayor's house "Cooking with Carapaces"
Tortoiseshell fan, Ace of clubs, Shell shield, Tortoise shell, Tortoiseshell armour
Passenger cabin "On the Crest of a Wave"
Trident, Gracos's trident, Watermaul wand, Tsunami staff, Boomer briefs, Wonder pants
House behind item shop "Intermediate Alchemy"
Perfect panacea, Yggdrasil dew, Sage's elixir, Astral plume, Celestial skein, Lucida shard
North house "Hats Off to Headgear"
Pointy hat, Hunter's hat, Ear cosy, Tricky turban, Thief's turban, Musketeer hat
North house "Don't Roll Your Eyes, Guys -- Accessorise!"
Tough guy tattoo, Raging ruby, Mighty armlet, Ruby of protection, Utility belt, Rosary
Heights of Loneliness
Bottom house "Well-Good Weapons"
Staff of sentencing, Staff of divine wrath, Pillar of strength, Sacred claws, Foehn fan, Gale force fan
Northeast house "Golden Hero, Silver Sage"
Golden axe, Gold platter, Silver cuirass, Filigree mask, Gold mail
Shoemaker's house "Platinum Procedures"
Platinum sword, Platinum platter, Platinum shield, Platinum headgear, Platinum mail
Shoemaker's house "Put Your Best Foot Forward"
Hobnail boots, Classy clogs, Stiletto heels, Highness heels, Sorceress sandals
Group of 3 houses, third house "Avian Alchemy"
Kestrel claws, Kite claws, Fowl fan, Eaglewing, Feathered cap
Left house by entrance "Rings and Things"
Sober ring, Contra band, Full moon ring, Rousing ring, Ring of clarity
Mirage Mahal 1F NW library "Mortal Weapons"
Warrior's sword, Fizzle foil, Sandstorm spear, Halberd, Slumber stick, Hammer handrills
Mirage Mahal 1F NW library "Missile Weapons Made Simple"
Reinforced Boomerang, Cutting-edge boomerang, Crucerang, Hunter's bow, Hotshot bow
Mirage Mahal 1F NW library "Slanted and Enchanted"
Enchanted shield, Enchanted armour, Enchanted robes, Enchanted gloves, Enchanted stone
Mirage Mahal 1F ne room "An Encyclopaedia of Gigasteel Armour"
Gigasteel shield, Gigasteel helmet, Gigasteel armour, Gigasteel gauntlets, Gigasteel kneecaps, Gigasteel sabatons
The Plumbed Depths B1 "An Encyclopaedia of Gigasteel Weapons"
Gigasteel broadsword, Gigasteel lance, Gigaspike whip, Gigasteel bar, Gigasteel claws, Gigasteel fan, Gigasteel axe
1F east library "The Font of all Knowledge"
Rune staff, Hieroglyph staff, Thinking cap, Scholar's circlet, Canny cap, Saintly robe, Fizzle-proof suit, Sage's robe, Brainy bracer
1F east library "Articles of Faith"
Aurora blade, Celestial lance, Holy lance, Razer-wing boomerang, White shield, White knight's shield, Mythril coif, Holy mail, Holy talisman
1F east library "Ethereal Equipment: The Real Deal"
Ethereal shield, Ethereal armour, Ethereal robes, Ethereal gloves, Ethereal stone
1F east library "Advanced Alchemy"
Elfin elixir, Birdsong nectar, Densinium, Sainted soma, Sunstone, Technicolour dreamcloth
1F east library "Elements of Alchemy: Water and Ice"
Icicle dirk, Fenrir fang, Mistick, Optimistick, Ballistick, Ice axe, Avalanche axe, Ice shield, Flowing dress
2F third room "Almighty Accessories"
Meteorite bracer, Life bracer, Monarchic mark, Catholicon ring, Goddess ring
The Old School B2 "Elements of Alchemy: Earth and Wind"
Terra tamper, Terra firmer, Terra hammer, Gusterang, Blusterang, Blowy bow, Billowing bow, Blustery bow
The Old School B2 "Glad Rags for Glad Lads and Lasses"
Flamenco shirt, Dancer's dress, Superstar's suit, Technicolour tutu, Twinkling tuxedo, Shimmering dress, Star circlet, Fancy pants
Mayor's house "Faerie Tales"
Purblind bow, Blinding bow, Pixie boots, Tricksie boots, Spirit bracer, Elfin charm
Church "Items You Won't Encounter Anywhere Else"
Soul breaker, King axe, Erazor-wing boomerang, Tempest shield, Raging bull helm, Payback pumps
Item shop "Sun Worship and Moon Gazing"
Lunar fan, Solar fan, Moon axe, Full moon axe, Sun crown, Apollo's crown
Northeast house "Dragon Digest"
Dragon slayer, Dragontail whip, Xenlon rod, Dragon shield, Dragon mail, Dragon dress, Xenlon robe, Dragon top, Dragon trousers
Far northwest house "Super-Duper Ultra Mega Stuff to Make"
Über falcon blade, Über miracle sword, Empowered shield, Sacrosanct armour, Mega-magical hat
Guard tower 1F "Walk Like a Tank: Heavy Armour and its Uses"
Ogre shield, Big boss shield, Mythril helm, Minotaur helm, Spiked armour, Sturdy gauntlets, Heavy gauntlets, Safer shoes, Safest shoes
2F "Instruments of Evil"
Demon spear, Falcon knife earring, Demon whip, Archdemon whip, King cobra claws, Executioner's axe
3F "Dress to Impress! Fashions of the Royals"
Princess's robe, Queen's robe, Empress's robe, Prince's pea coat, King's coat, Emperor's attire, Spellward circlet, Marquess's mittens, Monarch's mittens
3F "In Pursuit of Happiness"
Happy hat, Elevating shoes, Lucky pendant
Oubliette B3 "Cooking up the Coolest Kit"
Empress's whip, Kaiser axe, Silver shield, Mirror armour, Catroptic armor, Celestria's raiment
Oubliette B3 "Ultimate Alchemy"
Sage's stone, Gold bar, Agate of evolution, Malicite
Well on plateau "Get Dressed for Enlightenment"
Crown of clarity, Cape of good karma, Blessed bindings, Guru's gloves, Tantric trousers, Brahman boots
House "Weapons Worthy of the Gods Themselves"
Flametang, Mega-magical mace, Savant's staff, Goddess whip, Beastmaster claws, Friendly fan, Titan's hammer, Hexarang
House "A Hat for All Seasons"
Spring breeze hat, Summer cloud hat, Autumn shower hat, Winter sky hat
Well "Orichalcum, Ore of Lore"
Orichalcudgel, Orichalcum claws, Megaton hammer, Warlord's hammer, Goddess shield, Impregnable leggings
Inn 1F (starting recipes)
Strong medicine, Special medicine, Superior medicine, Strong antidote, Special antidote, Softwort
Inn 3F (after 25 tags) "A Collector's Book of Butterflies and Moths"
Dread dagger, Papillon mask, Phantom mask
Inn 3F (after 25 tags) "Art of Darkness"
Dark robe, Macabre mantle, Gloomy gloves, Murky mittens
Inn 3F (after 25 tags) "Martial Arts Essentials Vol. 2"
Killer pillar, Azure Dragon fan, Vermillion Bird fan, White Tiger fan, Black Tortoise fan, Wu shoes
Inn 3F (after 25 tags) "A Treasure Trove of Tights"
Red tights, Green tights, White tights, Transparent tights, Chainmail socks
(Quest 4 reward)
Strength ring, Slime earrings, Bow tie, Agility ring, Prayer ring, Life ring
(Quest 124 reward)
Sizzling bikini top, Sizzling bikini bottoms, Hot bikini top, Hot bikini bottoms, Silk bustier, Divine bustier
(Quest 137 reward)
Stratotoga, Archangel's robe, Master's gloves, Immortal trousers, Sagacious sandals
(Quest 144 reward)
Liquid metal sword, Liquid metal spear, Liquid metal shield, Liquid metal armour, Liquid metal helm, Liquid metal gloves, Liquid metal boots
Castle gate (Quest 145)
Psyche swiper, Blessed helm, Glorious armour, Diana gauntlets, Basilic boots
Grave (Quest 178)
Nebula sword, Stud poker, Darting dagger, Shining staff, Mega gringham whip, Senseless stick, Dragovian claws, Overcritical fan, Maxi axe, Earthsplitter, Asterang, Archangel's bow