If he considered his merit points, silver and gold coins, he possessed 90 gold coins in his spatial ring. He successfully sold the belongings that Phila had left behind for him and even handed over the woman's space storage item to Mary.
With 90 gold coins, he could buy one good potion/pill, or two average Second Class potions/pills.
Among the options that caught his eye were Life Serum, Survival Nectar, and Fenice Essence. They were all potions.
Potions and pills could do the same thing and the same formula for one could produce the other, with slight changes in the proportions. The big difference between them was in reaction speed and medicinal power.