Retinal Skin Booster Serum (100ppm Retinal) — Reddit Reviews
by Meditherapy
Updated September 29, 2026
100ppm retinal serum for acne and texture; surprisingly gentle nightly.
What the community says
A retinal serum people keep calling shockingly gentle for nightly use, even on sensitive or dry skin. It’s the kind of retinoid pick that can clear acne and smooth texture, but the upside is slower than harsher options.
What this means for you
Backed by 7 threads from r/koreanskincare, r/30PlusSkinCare and 3 more.
Read the threads ↓What people love
- Nightly use without the usual retinoid drama
- Helps clear acne and smooth texture
- Starter retinal that people stick with
Watch out for
Product details
Concerns
Skin Type
Skin type data limited
Where to buy
Real Reddit threads — 10 mentions across 7 threads
Meditherapy Retinal Skin Booster Serum (100ppm Retinal) on Reddit, in one place — 7 threads from r/koreanskincare, r/30PlusSkinCare and 3 more, summarized.
“i can’t help but always brag about meditherapy’s retinal line.”
Positive
“their retinal skin booster serum is my absolute fav.”
Positive
“it only has 0.01% retinal, so it’s super gentle. plus it’s packed with cica and centella to help soothe any possible irritation.”
Positive
“because it was so life changing for me, i will shout this from the roof tops to anyone who will listen: meditherapy retinal!”
Positive
“What changed my skin was a sulfur face wash, anua azelaic acid, and meditherapy retinal.”
Positive
“i use the retinal every night bc it's super gentle and effective. no peeling (i have SUPER dry skin)”
Positive
“meditherapy retinal skin booster serum”
Positive
“i use the retinal every night bc it's super gentle and effective.”
Positive
“What changed my skin was a sulfur face wash, anua azelaic acid, and meditherapy retinal.”
Positive
“Then try meditherapy retinal serum at night.”
Positive
“It cleared my skin for the first time in my life.”
Positive
“It was gentle enough that even my sensitive skin was tolerating daily use (and thriving!) in only a couple weeks.”
Positive
“Body: low and slow. Same idea, longer timing. I’d start with something like Meditherapy Retinal serum, use it every other night for 3-4 months.”
Positive
“Then if all is well, nightly for 3-4 months.”
Positive
“Then swap one night for taz 0.05%, rock that for 2 months”
Positive
“6. Meditherapy retinal skin booster serum”
Positive
“Seeing Meditherapy retinal skin booster serum made me so happy”
Positive
“I really love these products!”
Positive
“Here is my current routine - it's only PM cuz in the AM I am very lasy:”
Positive
“- Meditherapy - retinal skin booster serum”
Positive
“I dont know if I'm using too many products, using pore clogging products or if I just need to do a facial cleansing”
Positive
