A+ High-Dose Retinoid Serum — Reddit Reviews
by Sunday Riley
Updated August 22, 2026
High-dose retinoid serum for anti-aging and retinol effects; pricey and scarce.
What the community says
A potent retinoid serum popular for long-term anti-aging use that retinol lovers appreciate. It's praised for effectiveness but users report occasional burning sensations and frequent availability issues. Best for those with some prior retinoid tolerance due to potency.
What this means for you
What people love
- Contains a high concentration of retinoids for effective anti-aging
- Users report long-term use without major issues
- Often alternated with other actives in routines for balanced results
Watch out for
- Can cause retinol burns especially in sensitive or new users
- Expensive and often only available in smaller sizes
- May be discontinued or hard to find stock consistently
Product details
Key Ingredients
Skin type data limited
Where to buy
Real Reddit threads — 5 mentions across 2 threads
Sunday Riley A+ High-Dose Retinoid Serum on Reddit, in one place — 2 threads from r/30PlusSkinCare, summarized.
“retinol (I use Sunday Riley A+)”
Positive
“That, SPF, retinol (I use Sunday Riley A+), lots of water, and sleeping on my back”
Positive
“Every time I start falling off of my routine I’m like “why do I look old?”
Positive
“I’ve been using Sunday Riley A+ instead and thankfully haven’t had any issues.”
Mentioned
“I’m not sure what the trigger is for me but man, I know those burns hurt!”
Mentioned
“Retinol burns are no joke it's weird how one formula can completely wreck your skin while another perfectly fine”
Mentioned
