章節 591: 187 Perfect Foundation Establishment, Ninth Layer of Core Formation_2

Besides the changes in his Golden Core, his Five Elements Spiritual Root inside his body seemed to have become more pure.

Although it was still a superior spiritual root, and had not yet reached the level of top-grade spiritual root, Su Yu could feel that refining that Spirit Fruit this time had indeed improved his Spiritual Root a bit.

Perhaps in the future, he might have a chance to upgrade his Spiritual Root to a top-grade Five Elements Spiritual Root.

The repeated Spiritual Roots derived from the seeds made Su Yu more certain that there was certainly more to this seed.

It might even be the legendary Spiritual Root from the immortal realm.

How else could it transform his Spiritual Root and let him achieve a perfect Gold Pill Dao Foundation?

So what's remarkable about the Nine-Turn Gold Pill compared to the Eight-Turn Gold Pill?

Su Yu carefully perceived and quickly sorted out the changes of the Nine-Turn Gold Pill compared to the Eight-Turn Gold Pill.