Data points: 10,11,10,9,10,12 all without additional messages
Data points:11,9,12,10
I got 16 with Ocean Song (16) and Ocean Sight (68)
Then with Ocean Song (11) and Ocean Sight (63) I got:
18, 15, 16, 18, 19
16 with ocean sight
In the beginning, men were mortal.
With Ocean Sight and a ghoul maw, I got:
15, 19, 15, 15, 16
ocean sight, ghoul maw
19,16,17,15,15,18,18,15,16,17
just ghoul maw
12, 15, 13, 13, 15, 13, 15, 15, 13, 15, 12, 13, (all one day)
Some more data points with ocean sight and ghoul maw:
18, 15, 19, 19
ocean sight, ghoul maw, looking for diminishing returns:
18, 17, 19, 16, 15, 17, 15, 17, 16
[Did not eat today]
17, 16, 17, 15, 19
[Two-day break]
17, 15, 15
15, 15, 15
[Did not eat today]
18, 17, 17, 19
18, 15, 17, 16, 17, 17, 17, 19, 15, 15
[Ate nothing for two days]
19, 19, 17
16, 15, 17, 16
19, 18, 18
19, 17, 16
Maybe it's not food in general that suffers from diminishing returns, but only specific foods like the Southside panini?