Synthesis (move)

Synthesis こうごうせい Photosynthesis

Battles Type  Grass Category  Status PP  5 (max. 8) Power  — Accuracy  —% Priority  0 Does not make contact Not affected by Protect Not affected by Magic Coat Affected by Snatch Not affected by King's Rock

Range Opponent Opponent Opponent Self Ally Ally Self: Affects the user

Availability Introduced  Generation II Move Tutor in Pokémon Platinum Move Tutor in Pokémon HeartGold and SoulSilver Move Tutor in Pokémon Black 2 and White 2

Contests Condition  Smart Appeal  1 ♥ Jam  0   The appeal's quality depends on its timing.

Super Contests Condition  Smart Appeal  0   Increased Voltage is added to the performance score.

Contest Spectaculars Condition  Smart Appeal  0   Jamming  0

On Smogon's Movedex: Generation II Generation III Generation IV Generation V Generation VI Generation VII Generation VIII Generation IX

Synthesis (Japanese: こうごうせい Photosynthesis) is a non-damaging Grass-type move introduced in Generation II.

Effect

Generation II

Synthesis restores the user's current HP based on the weather conditions and time of day. At morning and in the night, clear conditions restore ¼, sunny conditions restore ½ and other conditions restore ¹/₈ HP. At the daytime, the move restores twice as much of HP.

Generations III to Generation V

Synthesis restores the user's current HP based on the weather conditions in the battle. Sunny conditions restore ⅔ HP, normal conditions restore ½ HP, and other conditions restore ¼ HP.

Pokémon Mystery Dungeon

Synthesis restores the user's current HP based on the weather conditions in the battle. Sunny conditions restore 100 HP, normal conditions restore 50 HP, and other conditions restore 25 HP.

Description

Games Description Allows HP to be restored by the sunlight. In battle, half the user's max HP is restored. Restores HP (varies by time). RSE Restores HP. The amount varies with the weather. FRLG Restores the user’s HP. The amount of HP regained varies with the weather. The user restores its own HP. The amount of HP regained varies with the weather.

Learnset

By leveling up

#	Pokémon		Type		Level
					I		II		III		IV		V		VI
001		Bulbasaur	Grass	Poison	39			39			33				33			33
002		Ivysaur	Grass	Poison	47			47			39				39			39
003		Venusaur	Grass	Poison	53			53			45				45			45
152		Chikorita	Grass		Grass	22			22			12				12			'
153		Bayleef	Grass		Grass	23			23			12				12			'
154		Meganium	Grass		Grass	23			23			12				12			'
187		Hoppip	Grass	Flying	--	5	5			4				4			4
188		Skiploom	Grass	Flying	--	--, 5	--, 5			--, 4				--, 4			--, 4
189		Jumpluff	Grass	Flying	--	--, 5	--, 5			--, 4				--, 4			--, 4
191		Sunkern	Grass		Grass	31			31			23				23	28	28
273		Seedot	Grass		Grass				21			21				21			21
315		Roselia	Grass	Poison				57			46				46			46
357		Tropius	Grass	Flying				47			41				41			41
387		Turtwig	Grass		Grass							33				33			'
388		Grotle	Grass		Grass							37				37			'
389		Torterra	Grass	Ground							39				39			'
470		Leafeon	Grass		Grass							29				29	33	33
492		Shaymin Land Forme	Grass		Grass							28				28			'
548		Petilil	Grass		Grass											17			17
549		Lilligant	Grass		Grass											--			--
556		Maractus	Grass		Grass											15			15
590		Foongus	Grass	Poison											35			35
591		Amoonguss	Grass	Poison											35			35
672		Skiddo	Grass		Grass														20
673		Gogoat	Grass		Grass														20
Bold indicates a Pokémon gains STAB from this move. Italics indicates a Pokémon whose evolution or alternate form receives STAB from this move. A dash (−) indicates a Pokémon cannot learn the move by the designated method. An empty cell indicates a Pokémon that is unavailable in that game/generation.

By breeding

#	Pokémon		Type		Father
					II		III		IV		V		VI
043		Oddish	Grass	Poison
069		Bellsprout	Grass	Poison
102		Exeggcute	Grass	Psychic
252		Treecko	Grass		Grass
270		Lotad	Water	Grass
315		Roselia	Grass	Poison
357		Tropius	Grass	Flying
406		Budew	Grass	Poison
455		Carnivine	Grass		Grass
585		Deerling	Normal	Grass
650		Chespin	Grass		Grass
Bold indicates a Pokémon gains STAB from this move. Italics indicates a Pokémon whose evolution or alternate form receives STAB from this move. A dash (−) indicates a Pokémon cannot learn the move by the designated method. An empty cell indicates a Pokémon that is unavailable in that game/generation.

By Move Tutor

#	Pokémon		Type		Game
					DP	Pt	HGSS	BW	B2W2
001		Bulbasaur	Grass	Poison								✔	✔		✔
002		Ivysaur	Grass	Poison								✔	✔		✔
003		Venusaur	Grass	Poison								✔	✔		✔
043		Oddish	Grass	Poison								✔	✔		✔
044		Gloom	Grass	Poison								✔	✔		✔
045		Vileplume	Grass	Poison								✔	✔		✔
046		Paras	Bug	Grass								✔	✔		✔
047		Parasect	Bug	Grass								✔	✔		✔
069		Bellsprout	Grass	Poison								✔	✔		✔
070		Weepinbell	Grass	Poison								✔	✔		✔
071		Victreebel	Grass	Poison								✔	✔		✔
102		Exeggcute	Grass	Psychic								✔	✔		✔
103		Exeggutor	Grass	Psychic								✔	✔		✔
114		Tangela	Grass		Grass								✔	✔		✔
151		Mew	Psychic		Psychic								✔	✔		✔
152		Chikorita	Grass		Grass								✔	✔		✔
153		Bayleef	Grass		Grass								✔	✔		✔
154		Meganium	Grass		Grass								✔	✔		✔
182		Bellossom	Grass		Grass								✔	✔		✔
187		Hoppip	Grass	Flying								✔	✔		✔
188		Skiploom	Grass	Flying								✔	✔		✔
189		Jumpluff	Grass	Flying								✔	✔		✔
191		Sunkern	Grass		Grass								✔	✔		✔
192		Sunflora	Grass		Grass								✔	✔		✔
251		Celebi	Psychic	Grass								✔	✔		✔
252		Treecko	Grass		Grass								✔	✔		✔
253		Grovyle	Grass		Grass								✔	✔		✔
254		Sceptile	Grass		Grass								✔	✔		✔
270		Lotad	Water	Grass								✔	✔		✔
271		Lombre	Water	Grass								✔	✔		✔
272		Ludicolo	Water	Grass								✔	✔		✔
273		Seedot	Grass		Grass								✔	✔		✔
274		Nuzleaf	Grass	Dark								✔	✔		✔
275		Shiftry	Grass	Dark								✔	✔		✔
285		Shroomish	Grass		Grass								✔	✔		✔
286		Breloom	Grass	Fighting								✔	✔		✔
315		Roselia	Grass	Poison								✔	✔		✔
331		Cacnea	Grass		Grass								✔	✔		✔
332		Cacturne	Grass	Dark								✔	✔		✔
345		Lileep	Rock	Grass								✔	✔		✔
346		Cradily	Rock	Grass								✔	✔		✔
357		Tropius	Grass	Flying								✔	✔		✔
387		Turtwig	Grass		Grass								✔	✔		✔
388		Grotle	Grass		Grass								✔	✔		✔
389		Torterra	Grass	Ground								✔	✔		✔
406		Budew	Grass	Poison								✔	✔		✔
407		Roserade	Grass	Poison								✔	✔		✔
413		Wormadam Plant Cloak	Bug	Grass								✔	✔		✔
420		Cherubi	Grass		Grass								✔	✔		✔
421		Cherrim	Grass		Grass								✔	✔		✔
455		Carnivine	Grass		Grass								✔	✔		✔
459		Snover	Grass	Ice								✔	✔		✔
460		Abomasnow	Grass	Ice								✔	✔		✔
465		Tangrowth	Grass		Grass								✔	✔		✔
470		Leafeon	Grass		Grass								✔	✔		✔
492		Shaymin Land Forme	Grass		Grass								✔	✔		✔
492		Shaymin Sky Forme	Grass	Flying								✔	✔		✔
495		Snivy	Grass		Grass											✔
496		Servine	Grass		Grass											✔
497		Serperior	Grass		Grass											✔
511		Pansage	Grass		Grass											✔
512		Simisage	Grass		Grass											✔
540		Sewaddle	Bug	Grass											✔
541		Swadloon	Bug	Grass											✔
542		Leavanny	Bug	Grass											✔
548		Petilil	Grass		Grass											✔
549		Lilligant	Grass		Grass											✔
556		Maractus	Grass		Grass											✔
585		Deerling	Normal	Grass											✔
586		Sawsbuck	Normal	Grass											✔
590		Foongus	Grass	Poison											✔
591		Amoonguss	Grass	Poison											✔
640		Virizion	Grass	Fighting											✔
Bold indicates a Pokémon gains STAB from this move. Italics indicates a Pokémon whose evolution or alternate form receives STAB from this move.

Special move

Generation IV

#   Pokémon Type Obtained with 0151 Mew Psychic My Pokémon Ranch Bold indicates a Pokémon which gets STAB from this move. Italic indicates a Pokémon whose evolution or alternate form gets STAB from this move.

Generation V

#   Pokémon Type Obtained with 0046 Paras Bug Grass Dream World - Dream Park 0069 Bellsprout Grass Poison Dream World - Pleasant Forest 0102 Exeggcute Grass Psychic Dream World - Pleasant Forest Bold indicates a Pokémon which gets STAB from this move. Italic indicates a Pokémon whose evolution or alternate form gets STAB from this move.

By event

Generation II

#   Pokémon Type Obtained with 0046 Paras Bug Grass New York Pokémon Center 0114 Tangela Grass New York Pokémon Center Bold indicates a Pokémon which gets STAB from this move. Italic indicates a Pokémon whose evolution or alternate form gets STAB from this move.

Generation V

#   Pokémon Type Obtained with 0495 Snivy Grass Pokémon Center Tohoku Bold indicates a Pokémon which gets STAB from this move. Italic indicates a Pokémon whose evolution or alternate form gets STAB from this move.

In the anime

Grotle Sunflora Gogoat Torterra
The user restores its own HP.
Pokémon	Method
User	First Used In		Notes
	The leaves on Turtwig's head glows white and its whole body glows yellow and sparkles, healing all of Turtwig's injuries.
Ash's Turtwig	Gettin' Twiggy with It!		Debut
	The bushes on Grotle's back glows white and its whole body glows yellow and sparkles, healing all of Grotle's injuries.
Ash's Grotle	The Lonely Snover		None
	The leaves on the side of Sunflora's arms glow white and they sparkle, healing Sunflora.
Multiple wild Sunflora	Strategy Begins at Home!		None
	Torterra's body becomes surrounded by white sparkles and its body glows white. The leaves on its back then glow brightly, healing its injuries.
Ash's Torterra	A Real Rival Rouser!		None
	The horns on Gogoat's head glows white and its whole body glows green and sparkles, healing all of Gogoat's injuries.
Alexa's Gogoat	Go, Go Gogoat!		None

In the manga

In the Pokémon Adventures manga

Skiploom
The user absorbs energy from the sunlight, healing its injuries.
Pokémon	Method
User	First Chapter Used In		Notes
	Skiploom absorbs energy from the sunlight, healing its injuries.
Erika's Skiploom	Bringing up Bellossom		Debut

In other generations

Generation I	RBY	Generation I (Japanese)	Generation I (international)	Generation II	Generation II (Japanese)	Generation II (international)	Crystal	Generation III	Generation III (Japanese)	Generation III (international)	RS	FRLG	FRLGE	Generation IV	Generation IV (Japanese)	Generation IV (international)	PtHGSS	HGSS	Generation V	BW	B2W2	Generation V (Japanese)	Generation V (international)	Generation VI	XY	ORAS	Generation VII	SMUSUM	LGPE	Generation VIII	SwSh	BDSP	Legends: Arceus	Generation IX	Stadium (JP)	Stadium	Stadium 2	Colosseum	XD	Battle Revolution	Battrio	MD: Red and Blue	MD:Time, Darkness, andSky	MD: Blazing, Stormy, & Light Adventure Squad	MD: GTI	SMD	MD: RTDX	Rumble	Rumble Blast	Masters EX

In other languages

Language Title Mandarin Chinese 光學合成 Guāng​xué​ Hé​chéng Dutch Synthese French Synthèse German Synthese Greek Φωτοσύνθεση Hungarian Szintézis Indonesian Fotosintesis Sintesis Italian Sintesi Korean 광합성 Gwanghapseong Polish Synteza Brazilian Portuguese Síntese Romanian Sinteza Serbian Fotosinteza Spanish Síntesis

Variations of the move Moonlight
Moonlight • Morning Sun • Shore Up • Synthesis

This article is part of Project Moves and Abilities, a Bulbapedia project that aims to write comprehensive articles on two related aspects of the Pokémon games.