Jon could taste blood in his mouth, from the blow he'd taken.

What he had done seemed to be the safest course, though his mouth tasted bad from it.

He could taste blood from a gash inside his mouth.

He could taste his own blood from a cut lip.

He could taste blood from a cut near his mouth.

Morris tasted blood in his mouth from a cut lip.

She tasted salt from the sweat running down her face.

He could taste blood in his mouth from his fall.

These usually taste different (slightly less sweet) from those in season.

He could taste the salt from the sweat that had collected on her hand.