Liquid Peptides Advanced MP — Reddit Reviews
by Medik8
Updated October 14, 2026
Peptide-rich serum visibly plumps fine lines and smooths texture; pricey indulgence.
What the community says
A concentrated multi-peptide serum for mature skin chasing plumper-looking lines, smoother texture, and less dullness. Reddit users treat it as a polished routine add-on, but the price makes it a “cherry on top,” not a baseline essential.
What this means for you
Backed by 16 threads from r/40plusskincare, r/30PlusSkinCare and 4 more.
Read the threads ↓What people love
- Holy-grail plumping for fine lines
- 13 peptides, including copper peptides
- Layers well under other products
Product details
Where to buy
What the science says vs. what Reddit says
Anti-Aging
Not proven yet
Few or mixed studies. This claim isn't established.
Peptides: 2 studies tested it on its own. See all 6 studies
On Reddit: Skin-plumping results prompt repeat buys, with one user stocking up during savings events. 3 mentions
What the studies found
- Both studies that tested it on its own found it helped with signs of aging
- Studies found it improved firmness and made skin texture look smoother
- One study found it reduced wrinkles and improved how much water the skin held
- One study found it worked better than a human-derived growth factor serum for skin texture and firmness
- No stinging, itching, or discomfort was reported in one study
Research context, not treatment advice. Studies are about the ingredient, not necessarily this exact product.
Real Reddit threads — 21 mentions across 16 threads
Medik8 Liquid Peptides Advanced MP on Reddit, in one place — 16 threads from r/40plusskincare, r/30PlusSkinCare and 4 more, summarized.
“Current routine:”
Positive
“AM - spritz with laneige cream skin, Medik8 advance mp, laneige water bank, squalane oil, beauty of joseon aqua fresh spf 50.”
Positive
“PM - double cleanse (oil + prequel gleanser), same as above but I alternate medik8 retinal (can’t tolerate Tret) and azelaic acid.”
Positive
“Medik8's "LIQUID PEPTIDES ADVANCED MP FACE SERUM" is expensive but holy shit did it plump up my skin.”
Positive
“It's holy grail for me and I stock up during their savings events.”
Positive
“For the fine lines, a serum concentrated with peptide is good to smooth the look of wrinkles and the expression lines”
Positive
“* Medik8 Liquid Peptides Advanced MP”
Positive
“Excuse me just listing the relevant products/techniques from my routine...”
Positive
“RELEVANT PRODUCTS FROM NIGHT...”
Positive
“Medik8 advanced peptide serum!”
Positive
“advanced peptide serum”
Positive
“Medik8”
Positive
“their Liquid Peptides Advanced MP for my peptide serum”
Positive
“I've loved everything I've tried from Medik-8.”
Positive
“I use their C-Tetra Advanced for Vitamin C and their Liquid Peptides Advanced MP for my peptide serum.”
Positive
“In fact I use their pricey Liquid Peptides Advanced MP.”
Positive
“That’s not a knock against Medik8, which makes fabulously formulated products.”
Positive
“not above paying a premium when the formulation is truly unique”
Positive
