One sentence concludes that retinol is currently the most evidence-based plant source of ingredient, 0.5 per cent-1 per cent concentration 4-8 weeks to see improvements in fine lines without causing the classic side effects of retinol such as redness, which are available during pregnancy/mafeeding, and sensitive skin friendly, but which is "fully equal to retinol" are not valid at this time.

What is it?

Bakuchiol (Bakuchiol) is a single phenol compound extracted from seeds of soybean resin (*Psoralea corylifolia*). In the Ayorveda medicine of India, skeletal resin has been used for centuries — to treat skin diseases such as typhoid and leprosy — but its potential for resistance was not noticed until 2007.

Its chemical structure and its retinol (Retinol) are completely different, but it's amazing -- they activate gene-routing heights. I'll use a metaphor to help you understand:

Retinol is the metro-1 line, and repost phenol is the bus line B1 - the starting point and vehicle are different, but the terminal is the same.

The classic study published in 2014 on *British Journal of Dermatology* confirmed for the first time that 0.5 per cent of repolymeric phenol vs 0.5 per cent retinol, twice a day for 12 consecutive weeks, had no significant statistical difference in their effectiveness in reducing fine lines and improving color deposition. However, the incidence of skin decorating, stinging and red spots in the reprofiling phenol group is significantly lower than in the retinol group.

That's why it's called "vegetative A alcohol" -- not a chemical structure, but a final effect, but with far less side effects.

Core efficacy

1 irritation collagen synthesis (negative core)

Resynthetic phenol irritates to fibre cell synthesis I and III types collagen by uplinking TGF-beta signals. It does not connect directly to the RAM/RXR receptor, as retinol does, but rather uses the MAPK/ERK bypass route to control the outside matrix remodeling of cells. It's popularly said: retinol knocks directly into the house and makes a phone call with phenol. collagen is the result of overtime work.

2 antioxidant capabilities unexpected

Antioxidant activity of vitamin E (DPPH free-base clean-up experiment) for regenerative phenol. It can also upgrade the Nrf2 route - this is the "antioxidant switch" for cell belts, and once activated, the inner sources of antioxidant enzyme (SOD), glutathione peroxide enzyme, etc., will start full-line work.

3 Antiinflammation + Bacillus

*A study conducted in 2020 by International Journal of Cosmetic Science* showed that regenerative phenol does not lose 2% salicylic acid in the diameter of the fungi of Bacillus acne (*Cutiacterium acnes*) and can also be reduced to IL-6, IL-8 and TNF-alpha. oily acne-prone skin is a very reasonable option to replace retinol or to transition to ingredient as an A-olst resistance period.

Four, no anti-black, no skin.

This may be its greatest clinical advantage, namely, that regenerative phenol does not cause stratum corneum to accelerate the fall and does not undermine the integrity of the barrier. retinol's classic "retinization period: initial decoupling redness" is virtually non-existent among skeletal phenol users.

📊 Valid concentration and agent type selection

Key judgement: In the INCI table, if the regenerative phenol is after the eighth order -- "Put a sugar into the whole pot of soup, it won't taste. "The top five ingredient is the main ingredient of this dish.

Vs retinol: A table is clear

An honest border: retinol (especially prescription-level dimensional A acid) remains the strongest evidence-based option if you are a healthy skin that is resilient and seeks to maximize the anti-feating effect. The real value of retrograde phenol is that those who cannot use retinol finally have a truly effective alternative.

Consumer group/ zi

In particular, although pregnancy is available, I recommend consulting your obstetrician. The current sample of clinical data is limited (n = 100+, the largest study), and evidence of safety needs to be consolidated through more long-term follow-up.

♪ With taboos and gold partners ♪

Gold partner.

I'm sorry.

We'll use the rhythm.

  • Morning: VC + niacinamide + sun protection
  • Late: + ceramide / peptide (no need to hide)

🏷️ Market brand and product quick check

My opinion: If you are sensitive skin and have a limited budget, John Jeff's 0.5% of the fine milk is the clear, clean and sincere work of concentration in the current emerging brands. Sufficient budgets are directly intoxicated — their studies are the most solid, but prices are indeed not friendly.

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