Market saturation: Point where demand for a product is fully met.
Color oversaturation: Excessive intensity of color in an image or display.
Information oversaturation: Feeling overwhelmed by excessive amount of information available.
Emotional oversaturation: Being emotionally exhausted due to constant stimulation or stress.
Excessive saturation or concentration of a substance.
Fully saturated to the point of overflow or spillage.
Overwhelmed with too much information, stimuli, etc.