• O Cosmedics EGF Booster 30ml biomimetic peptide serum for weak, compromised and thinning skin.
  • O Cosmedics EGF Booster 30ml peptide serum supporting skin repair, renewal, firmness and resilience.
  • O Cosmedics EGF Booster for compromised skin, redness, firmness and stronger skin resilience.
  • O Cosmedics EGF Booster with biomimetic growth factor peptides supporting skin repair and regeneration.
  • O Cosmedics EGF Booster with Decapeptide-4, Oligopeptide-24 and Oligopeptide-73 for skin renewal and firmness.
  • O Cosmedics EGF Booster 30ml lightweight peptide serum for stronger, smoother and more resilient-looking skin.
  • O Cosmedics EGF Booster water-based peptide serum for weak, stressed and post-treatment skin recovery.
  • O Cosmedics EGF Booster 30ml biomimetic peptide treatment for skin renewal, recovery and visible firmness.
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O Cosmedics

O Cosmedics EGF Booster 30ml

O Cosmedics EGF Booster 30ml

$143.00 AUD
$143.00 AUD
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O Cosmedics EGF Booster is a restorative peptide serum designed to strengthen weak, compromised and thinning skin while supporting healthy repair, renewal and recovery. Powered by three biomimetic peptides, it helps reinforce skin resilience, calm visible redness and improve the firmness and texture of skin that has become stressed, fragile or less able to recover effectively. 

Decapeptide-4, Oligopeptide-24 and Oligopeptide-73 mimic aspects of the skin's natural growth-factor signalling, supporting healthy cell turnover, epidermal strength and regeneration. This targeted peptide approach makes EGF Booster particularly relevant when declining skin quality, inflammation or compromised function are contributing to visible ageing or slowing the skin's ability to recover. 

Exceptionally lightweight and water-based, EGF Booster absorbs quickly and layers easily beneath other corrective skincare. It can be used throughout different skin-health phases, including appropriate post-treatment recovery, making it a focused choice when the priority is stronger, healthier and more resilient skin rather than intensive resurfacing. 

Product Size: 30ml

SKIN DEEP MEDISPA EXPERT VERDICT
Our rating: 4.9/5
O Cosmedics EGF Booster is one I reach for when the condition of the skin tells me it needs strengthening rather than more stimulation. I particularly like it for skin that has become thin, fragile or slow to recover, and during appropriate recovery phases following professional treatments. The peptide-led formula allows me to support renewal, firmness and resilience without introducing another exfoliating or intensive resurfacing active, which is particularly useful when the skin is already under stress. I also consider it when visible ageing is occurring alongside declining skin quality, because sometimes improving the strength and function of the skin needs to come before adding increasingly corrective products.

BEST FOR
• Weak/Compromised • Redness • Post-Treatment • Stressed • Ageing

I wouldn't automatically choose EGF Booster whenever skin is sensitive or red. If persistent reactivity, barrier disruption and sensitivity are the dominant concerns, I may be more likely to start with O Cosmedics B12 Smart Serum. EGF Booster is the option I favour when skin strength, renewal and recovery are central to what I'm trying to improve.

Reviewed by: Diana / Founder & Head of Clinical Therapies, Skin Deep Medispa, Armadale

🔥 OUR HOT TIP
If you're introducing EGF Booster because your skin has become compromised, I recommend looking at the rest of the routine at the same time. Adding a recovery serum while continuing to over-exfoliate or push the skin with more corrective actives can work against what you're trying to achieve. Give the skin enough space to recover, then rebuild correction as its resilience improves.

Not sure if it’s right for your skin? Ask A Skin Deep Medispa Therapist

What We Love

✓ Three biomimetic peptides provide targeted support for skin repair, regeneration and healthy renewal.
✓ Strengthens weak and thinning skin, helping improve resilience when skin quality and recovery have started to decline.
✓ Supports firmer, smoother-looking skin, giving it a valuable role when visible ageing occurs alongside weakened skin function.
✓ Well suited to recovery-focused routines, including appropriate use following professional skin treatments.
✓ Exceptionally lightweight and water-based, making it easy to layer without adding heaviness to stressed or compromised skin.

Key Ingredients

✓ Decapeptide-4 - A biomimetic peptide that supports skin regeneration and renewal, helping reinforce healthier-looking, more resilient skin.
✓ Oligopeptide-24 - A biomimetic signalling peptide that supports skin renewal, firmness and structural integrity, helping improve the appearance of weakened or ageing skin.
✓ Oligopeptide-73 - Supports epidermal renewal and healthier skin function, helping refine texture and promote a smoother, more radiant-looking complexion.

Ingredients: Aqua, Phenoxyethanol, Xanthan Gum, Caprylyl Glycol, Tertiary Butanol, Ethanol, Tetrahydropiperine, Disodium EDTA, Decapeptide-4, Oligopeptide-24, Oligopeptide-73.

Free from parabens, sulfates, petrochemicals and mineral oils, with no artificial colours, harsh preservatives or harsh synthetic fragrances. Vegan-friendly, gluten-free and cruelty-free.

How To Use

Apply morning and/or evening to clean, dry skin.
Dispense ½–1 pump of O Cosmedics EGF Booster and apply evenly over the face, neck and décolletage.

Follow with your preferred O Cosmedics moisturiser. In the morning, always finish with O Cosmedics Mineral Pro SPF.

Important: EGF Booster can be used once or twice daily and during recovery phases, but when using it following a professional treatment, always follow the specific aftercare instructions provided by your treating professional.

Pair It With

O Cosmedics Gentle Antioxidant Cleanser

O Cosmedics Medi-Soothe

O Cosmedics Recovery Cream

FAQs

What does O Cosmedics EGF Booster do for the skin?
O Cosmedics EGF Booster is designed to support skin repair, renewal and strengthening. Its biomimetic peptides help normalise healthy cell turnover, reinforce skin integrity and improve visible resilience, making it particularly relevant for weak, compromised, inflamed, ageing or thinning skin.

What are EGF peptides in O Cosmedics EGF Booster?
EGF stands for epidermal growth factor. O Cosmedics EGF Booster uses biomimetic peptides that mimic aspects of the skin's natural growth-factor signalling involved in renewal and repair. We particularly like this approach when the goal is to improve skin strength and recovery without introducing another exfoliating or intensive resurfacing product.

Is O Cosmedics EGF Booster good for ageing or thinning skin?
Yes. We consider O Cosmedics EGF Booster particularly useful when visible ageing is accompanied by reduced resilience, fragility or slower recovery, because its peptide-led approach supports firmness, renewal and overall skin strength rather than focusing solely on individual lines.

Can I use O Cosmedics EGF Booster after microneedling, peels or professional skin treatments?
O Cosmedics EGF Booster is designed to support skin recovery, comfort and resilience and is suitable for post-treatment use. However, the correct timing will depend on the treatment performed. We recommend following your treating professional's aftercare instructions rather than assuming any skincare product should be applied immediately following every procedure.

What is the difference between O Cosmedics EGF Booster and B12 Smart Serum?
We use them for different priorities. O Cosmedics EGF Booster has a more focused role in peptide-led renewal, strengthening and recovery, particularly for weak, thinning or compromised skin. O Cosmedics B12 Smart Serum places greater emphasis on persistent redness, sensitivity, microbiome balance and barrier restoration. When reactivity is dominating the skin picture, we may favour B12 Smart Serum. When weakened skin quality and recovery are the greater concern, EGF Booster may be the more targeted choice.

What is the difference between O Cosmedics EGF Booster and Repair Serum?
There is some overlap, but we wouldn't use them interchangeably. O Cosmedics EGF Booster is an exceptionally lightweight, water-based formula centred on three biomimetic peptides and is particularly useful for targeted renewal and recovery. O Cosmedics Repair Serum is a broader rebuilding formula combining Natural EGF with Hydrolyzed Soy Protein, antioxidants, ceramides, lipids and Niacinamide. We would choose between them according to the condition of the skin and the support already being provided elsewhere in the routine.

Is O Cosmedics EGF Booster pregnancy safe?
O Cosmedics EGF Booster has no known pregnancy contraindications and is generally well tolerated. We still recommend discussing skincare with your healthcare provider if you're pregnant or breastfeeding and unsure about a particular ingredient or routine.

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★★★★★

“My skin had become noticeably more fragile and seemed to take much longer to settle whenever I overdid things. This is incredibly light but my skin feels stronger and much less temperamental since adding it. It has become one of the products I keep in my routine consistently.”

Stephanie, Gold Coast QLD

★★★★★

“I originally bought this to use around my professional skin treatments and ended up keeping it in my everyday routine. It absorbs almost instantly and doesn't interfere with anything I layer over it. My skin feels smoother and seems to recover much better than it used to.”

Trish, Chadstone VIC

★★★★★

“I wanted something for ageing skin that wasn't another exfoliant or Retinol. After a couple of months my skin feels firmer and generally healthier, particularly around my cheeks where it had started to feel quite thin and dry. Very easy serum to use morning and night.”

Ainslie, Grafton NSW