This should be treated with pulsed dye laser/vbeam to prevent scarring and derease the redness. Post peel/ablation skin care is needed, which includes a wound healing cream called bioshield and a topical growth factor, vitamin C, and sun protection. Please see a laser expert for...
TCA peels can vary in depth, but do not usually extend past the dermis of the skin. The cheek volume loss is likley not related to the TCA peel. Best, Dr. Karamanoukian Los Angeles