Candy Route

Total Candies Needed: 486
Mudkip: -30
Machop: -6
Torchic: -20

Candies Saved: 57

Ruby:
Pyre Grunts: Wurmple -4
Winona's Gym-Tate and Liza: Spoink -7
Courtney-Wally: Grimer -13
Sidney: Nincada -13
Phoebe: Nincada -6
Glacia: Poochynea -14
Drake: Ralts -14
Steven: Treecko -18

Candies Saved: 89

Sapphire:
Weather Institute: Abra -6
Pyre Grunts: Wurmple -4
Winona's Gym - Tate and Liza: Slugma -10
Matt-Wally: Koffing -13
Sidney: Gulpin -8
Phoebe: Slakoth -11
Glacia: Slakoth -5
Drake: Shroomish -16
Steven: Beldum -15

Candies Saved: 88

Total Candies Saved: 233
Total Candies Needed: 253

Candies from mandatory fights: 96
Overworld Candies: 16 (from both games)

Total Candies to Grind: 141 (around 70 each)