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B12 Smart Serum
  • B12 Smart Serum
  • B12 Smart Serum
  • B12 Smart Serum
  • B12 Smart Serum
  • B12 Smart Serum
  • B12 Smart Serum
  • B12 Smart Serum
  • B12 Smart Serum
B12 Smart Serum

B12 Smart Serum

Calming, Anti-Redness, Balancing & Barrier Restoring All-in-One Serum

30ml
$185.00

B12 Smart Serum is an all-in-one corrective solution designed to calm, strengthen and restore harmony to sensitive, compromised and inflamed skins. Formulated for those who need corrective results delivered with complete ease, this intelligent serum helps reduce redness, soothe irritation and support a healthier more resilient barrier. It works to rebalance stressed, reactive skin while improving hydration, skin immunity and breakouts. Lightweight, nurturing and fast-absorbing, B12 Smart Serum helps to restore visible calm with every application.
How To Use
  • Use morning and/or evening
  • Dispense 2–3 pumps onto fingertips
  • Apply to freshly cleansed skin on the face, neck and décolletage
  • Layer after any water or gel based serums before hydrating. Always apply Mineral Pro SPF 30 or 50 in the morning
Best For
  • Redness, inflammation and skin sensitivity
  • Compromised, impaired or disrupted skin barriers
  • Irritated, reactive, stressed or imbalanced skin
  • Breakouts, acne and rosacea-prone skins
  • Skins unable to tolerate the intensity of Smart Serum
  • Travellers needing a soothing, all-in-one, minimal-step solution
  • Time-poor routines requiring fast, effective skin recovery and repair

Why You'll Love It

Instantly Soothes Redness & Sensitivity

Vitamin B12, Defensil-Plus and Holy Basil visibly reduce redness and calm the appearance of irritation for more settled, balanced skin.

SK-Influx, L22 and Niacinamide reinforce lipid structure, enhance hydration and help rebuild the skin’s protective layers for long-term resilience.

SymReboot™ and Repair Complex CLR help support a balanced microbiome, reducing reactivity triggers and improving overall skin behaviour.

SymGlucan and L22 deliver lasting hydration, reduce moisture loss and promote smoother, more supple-looking skin.

Lipochroman-6 and Proteolea provide advanced antioxidant protection, helping minimise the visible impact of environmental aggressors on stressed skin.

Designed for compromised skins that need a corrective solution to sensitivity, this multi-tasking serum calms, strengthens and restores balance in one step. Ideal for reactive or breakout-prone skins, frequent travellers and minimal routines.

Functional Actives - Key Ingredients

Quali-B® Vitamin B12

A restorative form of Vitamin B12 that helps visibly reduce redness, support barrier repair and promote healthier skin function. It enhances cellular energy and helps rebalance stressed, compromised skin to restore harmony and vitality.

Full Ingredients List

Water (Aqua), Caprylic/ Capric Triglyceride, Jojoba Oil/Macadamia Seed Oil Esters, Glycerin, Octyldodecanol, Niacinamide, Bifida Ferment Lysate, Propylene Glycol Caprylate, Cannabis Sativa Seed Oil, Ceramide NP, Ceramide AP, Ceramide EOP, Cyanocobalamin, Acetyl Octapeptide-3, Ziziphus Jujuba Seed Extract, Olea Europaea (Olive) Leaf Extract, Cardiospermum Halicacabum Flower/Leaf/Vine Extract, Lactobacillus Ferment, Hydrolyzed Jojoba Esters, Ribes Nigrum (Black Currant) Seed Oil, Helianthus Annuus (Sunflower) Seed Oil, Rosmarinus Officinalis (Rosemary) Leaf Extract, Ocimum Sanctum Leaf Extract, Dimethylmethoxy Chromanol, Phytosphingosine, Beta-Glucan, Cholesterol, Behenic Acid, Polyglyceryl-10 Stearate, Polyglyceryl-6 Behenate, Cetearyl Alcohol, Glyceryl Stearate, Sodium Cetearyl Sulfate, Triethyl Citrate, Sodium Levulinate, Caprylyl Glycol, Behenyl Alcohol, Glyceryl Behenate, Lecithin, Cetearyl Glucoside, Acetic Acid, Lactic Acid, Phytic Acid, Ascorbic Acid, Cyamopsis Tetragonoloba (Guar) Gum, Xanthan Gum, Sphingomonas Ferment Extract, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Disodium EDTA, Squalene, Phytosteryl Macadamiate, Phytosterols, Maltodextrin, Sorbitan Oleate, Fructan, Tocopherol, Isohexadecane, Benzoic Acid, Decyl Glucoside, Phenoxyethanol, Sodium Benzoate, 1,2-Hexanediol, Pentylene Glycol, Polysorbate 80, Phenethyl Alcohol, Sodium Hydroxide, Citric Acid.

While we work hard to keep our ingredient information current, formulations may evolve or differ slightly. For complete accuracy, always refer to the ingredient list printed on your product’s packaging - it’s the definitive source.

How It Works

B12 Smart Serum combines advanced microbiome science, calming botanicals and biomimetic lipid repair to restore balance to sensitive, inflamed, compromised and imbalanced skins. Vitamin B12, Defensil-Plus and Holy Basil work synergistically to reduce redness and soothe irritation, while SymReboot™ and Kannabia Sense support a healthy, resilient microbiome and skin immune system. SK-Influx and L22 rebuild lipid layers essential for barrier strength, helping reduce moisture loss and sensitivity. Niacinamide, SymGlucan and antioxidant protectors such as Lipochroman-6 enhance hydration, resilience and daily defence. Together, these actives provide a comprehensive solution for compromised, inflamed, acne and rosacea-prone skins, promoting visible calm, anti-redness and restored harmony.

Good To Know

  • Free from parabens, sulfates, petrochemicals and mineral oils
  • No artificial colours or harsh preservatives
  • No use of harsh synthetic fragrances
  • Vegan-friendly, gluten free and cruelty-free
  • Emulsifier-free and biomimetic, aligning with skin’s natural physiology

Why A Corrective Serum Is Non-Negotiable

Corrective Serums are essential for achieving visible, targeted results. Concentrated actives in advanced delivery systems penetrate deeper layers of the skin to address varying concerns from hyperpigmentation, dehydration, signs of aging, inflammation, acne and more. By delivering ingredients directly where they are needed, O COSMEDICS Corrective Serums optimise cellular function, accelerate visible improvements and support long-term skin health, making them a vital step in every skincare routine.

Pairs Well With

Why Others Love It

FAQs

B12 Smart Serum is ideal for sensitive, compromised, inflamed, reactive or redness-prone skins as well as those that suffer with acne and rosacea-prone skin.

Yes. Vitamin B12, Defensil-Plus and Holy Basil work together to visibly reduce redness and ease irritation.

Absolutely. SK-Influx, L22 and Niacinamide reinforce the lipid matrix, helping rebuild and strengthen the skin barrier.

Yes. Its anti-redness and microbiome-supportive formulation makes it suitable for even the most sensitive skin types.

Yes. Apply after water or gel based serums and before hydrators to enhance skin resilience and recovery.

Perfect. Its all-in-one calming, soothing, healing and strengthening formulation makes it ideal for skins prone to redness or imbalance while travelling.

Many users experience immediate relief from redness, with visible improvements in barrier strength and skin steadiness over 1–4 weeks.

Yes. It is gentle enough for use around the orbital bone to help ease sensitivity and improve hydration.

It may. It is common to experience warmth or a tingling sensation upon application; this is due to the advanced combination of active ingredients. This sensation should settle quickly. Always consult your Skin Expert for guidance.