numbuzin
No.5+ Glutathione Vitamin Concentrated Serum
No.5+ Glutathione Vitamin Concentrated Serum is a serum from numbuzin. Its official ingredient list includes Niacinamide and Panthenol. The brand lists 47 ingredients in this formula; each is explained below with its documented cosmetic functions.
- Routine step
- Serum
- Formula
- 47 listed ingredients
- Source version
- Official brand store
- Formula checked
- 7 October 2026
Inside the formula
A few ingredients worth getting to know, and the roles they play.
Ingredient roles do not establish how well the finished product works. Open a card for its explanation and sources.
Ingredients, decoded
The ingredient list below comes from the brand's formula listing. Open an explanation to see the evidence and things to keep in mind.
| On the label | What it does | The plain-English take |
|---|---|---|
| Water | Fragrance supportDissolving ingredients | Supports the perfume or flavour mixture in a formula. Helps other ingredients dissolve in the formula. |
| Butylene Glycol | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Niacinamide | Smoothing | |
| Panthenol | Skin conditioningFragrance support | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Tranexamic Acid | AstringentSkin conditioning | Produces a tightening effect at the skin's surface. Used to help keep skin in good condition. |
| 1,2-Hexanediol | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Neopentyl Glycol Dicaprate | Skin conditioningSoftening | Used to help keep skin in good condition. Helps soften and smooth the skin. |
| Caprylic/Capric Triglyceride | Skin conditioningFragrance support | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Sorbitol | Fragrance supportMoisture bindingSkin conditioning | Supports the perfume or flavour mixture in a formula. Attracts and holds water. |
| Vaccinium Vitis-Idaea Fruit Extract | Antioxidant | Slows reactions involving oxygen, helping protect against oxidation. |
| Behenyl Alcohol | SofteningBindingFormula stabilityFragrance supportTexture | Helps soften and smooth the skin. Helps ingredients hold together. |
| Pentylene Glycol | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Glycerin | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Chondrus Crispus Extract | Skin conditioningTexture | Used to help keep skin in good condition. Adjusts how thick or fluid the formula is. |
| Butyrospermum Parkii (Shea) Butter | Skin conditioningTexture | Used to help keep skin in good condition. Adjusts how thick or fluid the formula is. |
| 3-O-Ethyl Ascorbic Acid | Skin conditioning | Used to help keep skin in good condition. |
| Saccharum Officinarum (Sugarcane) Extract | Moisture supportSkin conditioning | Helps support the skin's water content. Used to help keep skin in good condition. |
| Carbomer | Formula stabilityGel textureTexture | |
| Alpha-Arbutin | AntioxidantLighteningSkin conditioning | Slows reactions involving oxygen, helping protect against oxidation. Used to lighten the shade of skin or hair. |
| Bisabolol | ScentSkin conditioningComfort | Adds or changes the product's scent. Used to help keep skin in good condition. |
| Tromethamine | pH controlScent | Helps keep the formula's acidity at the intended level. Adds or changes the product's scent. |
| Ethylhexylglycerin | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| Bifida Ferment Lysate | Skin conditioning | Used to help keep skin in good condition. |
| Adenosine | Skin conditioning | Used to help keep skin in good condition. |
| Hydrogenated Lecithin | Mixing oil and waterSkin conditioning | Helps oil and water combine in a formula. Used to help keep skin in good condition. |
| Allantoin | ComfortSkin conditioningSkin protection | Helps ease discomfort on skin or the scalp. Used to help keep skin in good condition. |
| Sodium Hyaluronate | Moisture bindingSkin conditioning | |
| Xanthan Gum | Mixing oil and waterSkin conditioningBindingFormula stabilityFragrance supportGel textureTexture | Helps oil and water combine in a formula. Used to help keep skin in good condition. |
| Glutathione | Formula chemistry | Participates in chemical reduction reactions within a formula. |
| Disodium EDTA | Formula stabilityFragrance supportTexture | Binds metal ions that can interfere with the formula. Supports the perfume or flavour mixture in a formula. |
| Melia Azadirachta Flower Extract | Skin conditioning | Used to help keep skin in good condition. |
| Ocimum Sanctum Leaf Extract | Skin conditioning | Used to help keep skin in good condition. |
| Melia Azadirachta Leaf Extract | Skin conditioning | Used to help keep skin in good condition. |
| Ceramide NP | Skin conditioning | |
| Curcuma Longa (Turmeric) Root Extract | Scent | Adds or changes the product's scent. |
| Corallina Officinalis Extract | Skin conditioning | Used to help keep skin in good condition. |
| Beta-Glucan | Formula bodySkin conditioning | Adds bulk to a formula. Used to help keep skin in good condition. |
| Dipotassium Glycyrrhizate | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| Tocopherol | Skin conditioningAntioxidantFragrance support | Used to help keep skin in good condition. Slows reactions involving oxygen, helping protect against oxidation. |
| Ascorbic Acid | AntioxidantpH controlFragrance supportSkin conditioning | Slows reactions involving oxygen, helping protect against oxidation. Helps keep the formula's acidity at the intended level. |
| Ascorbyl Glucoside | Antioxidant | Slows reactions involving oxygen, helping protect against oxidation. |
| Tocopheryl Acetate | AntioxidantFragrance supportSkin conditioning | Slows reactions involving oxygen, helping protect against oxidation. Supports the perfume or flavour mixture in a formula. |
| Hydroxypropyl Cyclodextrin | Skin conditioningScent | Used to help keep skin in good condition. Adds or changes the product's scent. |
| Ubiquinone | AntioxidantSkin conditioning | Slows reactions involving oxygen, helping protect against oxidation. Used to help keep skin in good condition. |
| Thioctic Acid | Antioxidant | Slows reactions involving oxygen, helping protect against oxidation. |
| Tremella Fuciformis (Mushroom) Extract | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| Potassium Hydroxide | pH control | Helps keep the formula's acidity at the intended level. |
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Sources
- numbuzin: No.5+ Glutathione Vitamin Concentrated SerumChecked 2026-10-07T13:04:21.012667+00:00