
Highlights
WHAT IS IT?
Serum with 2 main active ingredients
FEATURES
Instantly absorbs, moisturises, evens skin tone, strengthens skin barrier, prevents moisture loss, improves skin elasticity, fights premature aging, soothes and rebalances skin, deeply hydrates, non-greasy, non-sticky, light on skin
BEST FOR
sensitive
CHECKS
no colour or dye, no alcohol, no parabens, no mineral oil, no artificial perfume
Who Is It For?
All Genders All Ages (not Specifically Mentioned)What Does It Help With?
Even Skin Tone Moisturization Skin Elasticity Dryness Premature Aging Skin Barrier Protection Soothing Sensitive SkinBudget
Affordable (under $30)How To Use
Which routine should it be used in?
Instructions:
Key Information
What Simple Says
Product Description:
Supercharge your skincare routine with the NEW Simple Booster Serum 10% Niacinamide. This serum is potent yet kind Serum is our most advanced innovation yet that instantly absorbs and moisturises to give even tone skin. The formulation has 10% active Niacinamide one powerful ingredient, to not only free your skin from the signs of past damage, but also protect it against future threats. It stregntens skin barrier to prevent moisture loss, promotes even skin tone and texture, protects from dryness to improve skin elasticity and fight signs of premature aging while soothing and rebalancing skin. It also has 1% Pro-vitamin B5 that deeply hydrates and enhances soft, smooth skin feel. Niacinamide Serum is 88% naturally derived, 100% biodegradable thats non greasy and non-sticky and feels absolutely light on skin. Like all other Simple products, the booster serums contains no colour or dye, no alcohol, no parabens, no mineral oil and no artificial perfume. Were dermatologically tested and approved, and ophthalmologically tested. Specially designed for sensitive skin users, were tested and approved hypoallergenic and non-comedogenic. At Simple, were all about Clean Beauty with 100% efficacy! And its really SIMPLE no skin irritants, only skin loving ingredients as we know what we leave out of our products is just as important as what we put in! In fact, we only include ingredients that downright love your skin and respect its natural balance and build it further. Because all skin can be sensitive at times; pollution, stress, irritants, changing weather, lack of sleep and city living, theres a million reasons why your skin can feel a little sensitive and need the extra care and kindness. And we believe Clean Beauty is Simple, even for sensitive skin!
About the Brand:
Ingredients Overview
Ingredients List
niacinamide, provitamin-b5
Key Ingredients
Niacinamide, Pro-vitamin B5
Ingredients Details
Niacinamide
Common Name(s): Vitamin b3,nicotinamide,pyridine-3-carboxamide
CAS Number: 98-92-0
DESCRIPTION
What It Does: Niacinamide strengthens the skin barrier, reduces visible pore size, regulates sebum production, fades dark spots, and improves skin texture and tone.
Why It's Used: It is used because it addresses multiple skin concerns at once without irritation, making it suitable for all skin types. it is stable in formulations and pairs well with most other actives.
How It Works: Niacinamide inhibits the transfer of melanosomes (pigment packets) to skin cells, reducing hyperpigmentation. it also stimulates ceramide synthesis to strengthen the skin barrier and reduces inflammation by modulating cytokine activity.
Typically Found In: Serums,moisturizers,toners,cleansers,eye creams,sunscreens,primers
TECHNICAL DETAILS
Primary Category: Active ingredient โ vitamin
Secondary Functions: Barrier repair,brightening,anti-inflammatory
Application Areas:
Facial Skincare
Body Care
Hair Care
Beard Care
Color Cosmetics (Makeup)
Dietary/Oral Supplements
Typical Concentration Range: 2%โ10% (typical: 5%; higher concentrations may cause flushing in some individuals)
SOURCING & ETHICS
Vegan Status: Yes โ synthetically produced
Halal Status: Yes โ synthetic origin
Source Notes: Commercially produced via synthesis from nicotinic acid or 3-cyanopyridine. no animal-derived sources used in cosmetic-grade niacinamide.
SKIN COMPATIBILITY
Irritancy Rating: 1/5 โ very low; concentrations above 10% may cause temporary flushing in sensitive individuals
Comedogenicity Rating: 0/5 โ non-comedogenic
Sensitivity Concerns: At concentrations >10%, some users experience niacin flush (transient redness/tingling). generally very well-tolerated.
Safe for Sensitive Skin: Yes โ one of the best-tolerated actives for sensitive skin
SAFETY & COMPATIBILITY
Safety Profile: Extensively studied and considered very safe. ewg hazard score: 1. no significant systemic toxicity concerns at topical concentrations.
Works Well With: Retinol,peptides,ahas/bhas,hyaluronic acid,ceramides,zinc,vitamin c,spf
Avoid Combining With: High concentrations of vitamin c (ascorbic acid) may theoretically convert to niacin โ use at different times if using pure l-ascorbic acid above 15%
SCIENTIFIC NOTE
Niacinamide is a precursor to nad+ and nadp+, coenzymes vital to cellular energy metabolism. its benefits for dna repair and mitochondrial function make it a key ingredient in anti-aging strategies.
Last Verified: Cosing database,cir safety assessment,ewg skin deep,pubmed clinical studies
Primary Sources: 2026-03-12