Bone Charms Perk List?

All this is per Brady Games guide. There are 35 different BCs in the game, however, when you start a new game, it randomizes up to 25 BCs that you can get, so you can't collect em all.

NameEffect
1 Tough skinYour max health is slightly increased
2 Blood ox heartYour max mana is slightly increased
3/4 Healthy Appetite 1/2Food heals you slightly/moderately more
5 Falling StarDrop-assassinations give a bit of mana
6 Clockwork malfunctionEnemy grenades take slightly more time to explode
7/8 Unnerving Target 1/2Enemies have a slight/moderate chance to miss you with guns
9/10 Robust 1/2Potions give you slightly/moderate more health
11/12 Spirited 1/2Potions give you slightly/moderate more mana
13/14 Twist of fortune 1/2Very rarely/rarely, potions give you a lot of mana
15 Rat scentRats attack you only when you walk close to them
16 Water of LifeDrinking from fountains recharges a small amount of health
17 Plague ResistantWeepers inflict slightly less damage
18 Plague AffinityGetting damaged by weepers gives a small amount of mana
19 VengeanceGetting damaged gives you a small amount of adrenaline
20 Carrion KillerKilling rats gives some adrenaline
21 Strong ArmsChoking is faster
22 UndertakerYou move slightly faster while carrying corpses
23 Swift ShadowYou move slightly faster while in stealth
24/25 Whirlwind 1/2You swing your sword slightly/moderately faster
26 Throwing HandYou throw carried objects slightly further
27 AcrobatYou climb slightly faster
28 Sustained RageYour adrenaline takes slightly longer to cool down
29 ScavengerYou find ammo in greater amounts
30 AlbinosYou encounter white rats slightly more often
31 Welcoming HostYou can possess white rats for longer
32 Spiritual PoolYou regenerate mana slightly faster
33 Golden TouchThe value of all precious items is increased slightly
34 Reinforced BoltsCrossbow bolts have less chance to break
35 Fleet fighterHaving your weapons out doesn't slow you down

Pre-order DLC 3
1 White Rats FriendWhite rats won't attack you
2 Gutter FeastWhite rats can be consumed for mana
3 Void ChannelPowers effects slightly improved

Most are situational, some are worthless imho.