I'm curious about how to restore a damaged skin barrier.

Lately, my skin has become unusually sensitive, so it frequently turns red and breaks out easily even with minor irritation, which is constantly bothering me.

My skin reacts sensitively even if I just change one cosmetic product, and it feels tight and irritated whenever the weather is slightly dry, so I worry every time I look in the mirror.

I am concerned that improper management might actually worsen my skin condition because it is unclear which products to choose and what routine to follow to restore my skin barrier.
I am wondering if the order of cleansing, toner, serum, and cream is really important, and if I should adjust my routine depending on the season or my skin condition.

During dry and sensitive times like these, I am unsure whether I need to pay more attention than usual or if my basic routine is sufficient.
I have heard that daily habits such as stress and lack of sleep also affect skin barrier recovery, so I am concerned about how to manage these aspects.

They say that restoring the skin barrier improves skin texture and hydration, but I am worried about whether I will actually be able to feel such changes on my skin.
When selecting a product, it is difficult to determine whether to carefully check the ingredients or ingredient combinations, or whether it is safe to use multiple products together.

There are days when my skin becomes sensitive and I don't feel like applying anything, so I'm wondering if I should skip my routine on those days.
They say that consistent care will reduce breakouts and brighten my skin tone, but I am worried and anxious about whether I will actually be able to feel any changes on my skin.

Ultimately, I think I would feel much more at ease if I could receive advice or recommendations from an expert on what to prioritize for skin barrier restoration and which products and routines are most suitable for my skin.
My skin has become unusually sensitive lately, so I am being cautious every day and have a strong desire to take proper care of it; as a result, these concerns are growing.