Short answer: exosomes, NAD+ and NMN are the biotech ingredients Korean brands moved into consumer skincare in 2026. Exosomes are tiny vesicles involved in cell-to-cell signalling. NAD+ and NMN relate to cellular energy. All three are positioned around "slow aging" rather than fast correction. In Lebanon they run $24 to $30 at Kourienty.
What each one is, plainly
Exosomes
Nano-sized vesicles that carry signalling material between cells. In skincare they are used in formulas positioned around renewal and repair. They came out of clinical and premium research settings and arrived in retail products at accessible prices.
NAD+ and NMN
NMN is a precursor to NAD+, a molecule involved in cellular energy. Korean brands stack it topically alongside PDRN and peptides. Most of the exciting NAD research concerns oral supplementation rather than topical use — worth knowing before you spend, because the topical evidence is younger than the marketing.
That is the honest framing: these are promising, well-formulated products, not miracles, and anyone telling you a cream rebuilds cellular energy is overselling it.
The biotech products in Lebanon
Prices verified 15 September 2026.
- Medicube Zero O'nday Exosome Shot Ampoule 7500 — $27. The exosome ampoule.
- numbuzin No.9 NAD Bio Lifting-Sil Essence 50ml — $30. NAD+ with a peptide blend numbuzin states runs to 50 types, plus adenosine and niacinamide.
- numbuzin No.9 NAD PDRN Glow Boosting Toner 150ml — $27. NAD and PDRN together.
- Epii Double Up Cream NAD+ NMN & TXA 50ml — $29. A dual-texture cream with NAD+, NMN, tranexamic acid, niacinamide and squalane.
- Medicube Retinol NMN Boosting Serum 30ml — $25. NMN paired with retinol.
- Medicube Glutathione Glow Serum 30g — $24. Glutathione, the antioxidant the 2026 lists flag as one to watch.
- Mary & May Glutathione Eye Cream Special Set — $22.
Is it worth it
If your routine is not yet doing the basics — cleanser, moisturiser, daily sunscreen — a $30 NAD essence is not where your money should go. Sunscreen at $13 to $25 will do more for how your skin looks in five years than any biotech serum.
If the basics are in place and you want to add one advanced step, PDRN is the gentler entry point and starts at $4 for a sheet mask. The NAD and exosome tier makes sense after that.
Shop biotech skincare in Lebanon
Browse Korean serums and ampoules, the numbuzin, Epii and Medicube collections, or read PDRN in Lebanon first. Delivery 3–4 working days nationwide, free over $75, cash on delivery.
Frequently asked questions
What are exosomes in skincare?
Nano-sized vesicles involved in cell-to-cell signalling, used in skincare formulas positioned around skin renewal. They moved from clinical and premium research settings into retail Korean products in 2026.
What is the difference between NAD+ and NMN?
NMN is a precursor to NAD+, a molecule involved in cellular energy. Korean brands use both topically, usually alongside peptides or PDRN.
Are NAD and exosome creams worth the money?
Only once the basics are in place. Daily sunscreen and a barrier moisturiser will do more for your skin than an advanced serum layered over a routine that is missing them.