The following dialogue is from the end of the Angel episode 2.08 Shroud Of Rahmon:

Wesley: “Angel drank human blood, from a living person. - Something he hasn’t done in a very …

Some demons have the ability to ‘infect’ those who come in contact with them with an aspect of themselves. In 3.18 Earshot, Buffy became infected when she absorbed the blood of …

Both Cordelia and Wesley have drunk blood on Angel - Cordelia drinks Angel’s blood supply from his fridge in 1.12 Expecting and Wesley is offered blood when pretending to be Angel …

We discover in Somnabulist that vampires who are linked by blood (such as a sire) can sense each other’s presence and can be physically linked in dreams. This occured when …

In 5.21 The Weight Of The World, Giles discovers that Dawn’s blood is the key (no pun intended) to the ritual that will allow Glory to open the dimensional portal to …

Spike says in 6.06 All The Way that he likes to put burba weed in his blood to make it “all hot and spicy.” We heard in 4.10 Hush that he likes …

We see in 4.17 Superstar that Spike now has to buy blood from the butcher, just as Angel used to (such as in 3.20 The Prom).

It is well-established that though a vampire possesses a heart, it does not pump and, accordingly, does not circulate blood through the vampire’s vestigial circulatory system. (Recall in the …

In 5.01 Conviction, Harmony gives Angel some blood saying::

“Pretty good, right? The extra ingredient is otter.”

Later, in the episode 5.08 Destiny, after becoming corporeal, Spike drinks Angel’s blood saying:

“Oh, God. …

In 5.07 Fool For Love, Spike says to Drusilla:

“You ever hear them saying the blood of a Slayer is a powerful aphrodisiac?”

There seems to be a common consensus between vampires …

There’s some discussion in 2.20 Go Fish that Angel can’t drink the blood of the swim team as it’s contaminated. This is first shown in 2.03 School Hard when Spike talks about …