Learn
Curated guides, ingredient comparisons, and step-by-step routines from the BIOSAR scientific team. Pick a topic, find the matching products, and bring the result to your pharmacist.
Guides
Curated by concern, skin type, and use case
GUIDE
Best products for blemish-prone skin
BIOSAR's acne pathway combines salicylic acid for follicular cleansing, niacinamide for sebum and tone control, and an oil-control mineral SPF that suits congested skin. The…
GUIDE
Best products for sensitive skin
Sensitive skin needs a barrier-first routine: minimal-ingredient cleanser, calming centella + panthenol serum, and a ceramide day cream with SPF 30. The picks below come from the…
GUIDE
Anti-aging skincare by skin type
Anti-aging actives behave differently on dry, oily, and sensitive skin. The Serenity Age range plus five Serenvit serums lets you build a routine that fits your skin profile:…
GUIDE
Pregnancy-safe skincare with BIOSAR
BIOSAR's pregnancy-safe pathway swaps retinol for bakuchiol, prioritises daily SPF, and keeps brightening on tranexamic acid + niacinamide rather than higher-strength salicylic.…
GUIDE
Best routines for oily skin
Oily skin needs sebum control without barrier damage: niacinamide and salicylic acid first, then a lightweight SPF that doesn't add congestion. The four-step routine below works…
GUIDE
Vitamin C in BIOSAR — picking the right serum
BIOSAR uses vitamin C across three product families: a multi-vitamin complex serum, a brightening cream, and a multi-active brightening serum that combines vitamin C with alpha…
GUIDE
Retinol products in BIOSAR — two formats
BIOSAR offers two retinol products in two formats: a starter day cream with SPF 30 for graduated introduction, and a dedicated evening serum for established users. Use one or the…
GUIDE
Treating hyperpigmentation — a BIOSAR guide
Hyperpigmentation responds best to a multi-active strategy: alpha arbutin to inhibit the pigment-producing enzyme, vitamin C to reduce oxidative pigment formation, tranexamic acid…
GUIDE
Building a routine for dry skin
Dry skin is barrier-poor skin. Hyaluronic acid and glycerin pull water in; ceramide and squalane lock it down; shea butter and panthenol seal the surface. The Hydraderm range plus…
GUIDE
Sun protection — pick the right SPF
BIOSAR's Sunprotex range covers 7 SPF formats, including oil-control fluid for oily skin, cream for dry and sensitive skin, kids cream for pediatric use, a spray for the body, and…
GUIDE
Hair-loss treatment options with BIOSAR
BIOSAR's Hairmical range covers the full hair-loss pathway: 3 shampoos sorted by scalp type, an anti-hair-loss mask, a leave-in serum, a leave-in spray, and a strengthening…
GUIDE
Baby skincare essentials — the BIOSAR PureLove range
Baby skin is thinner, more permeable, and more reactive than adult skin. PureLove products are formulated for baby skin, fragrance-light, dye-free, and built around tested actives…
Ingredient comparisons
Two actives, side by side
INGREDIENT COMPARISON
Ceramide vs squalane — barrier-repair pick of the day
Ceramide and squalane both protect the skin barrier, but at different chemical layers. Ceramides are the lipid molecules already present in the brick-and-mortar of the stratum…
INGREDIENT COMPARISON
Hyaluronic acid vs glycerin — picking the right humectant
Both hyaluronic acid and glycerin pull water into the upper skin layers, but the molecular size and the price tag differ. Hyaluronic acid sits on the surface and inside (depending…
INGREDIENT COMPARISON
Niacinamide vs vitamin C — does the clash myth still hold?
Both niacinamide and vitamin C brighten and even tone, but they target different layers of the pigment problem. Vitamin C blocks tyrosinase upstream and supplies antioxidant…
INGREDIENT COMPARISON
Retinol vs bakuchiol — when to use which
Retinol is the most-studied topical for fine lines and uneven tone, but it can irritate and is paused during pregnancy. Bakuchiol is a plant-derived retinol-like ingredient that…
INGREDIENT COMPARISON
Salicylic acid vs azelaic acid — choosing the right acne active
Salicylic acid and azelaic acid both clear blemish-prone skin, but they work on different fronts. Salicylic acid is oil-soluble and dives into the follicle to dissolve plugs.…
INGREDIENT COMPARISON
Salicylic acid vs tea tree oil — how each clears blemishes
Salicylic acid and tea tree oil both reduce blemishes, but they fight different sides of the acne mechanism. Salicylic acid is a beta-hydroxy acid that dissolves the plug inside…
INGREDIENT COMPARISON
Tranexamic acid vs alpha-arbutin — choosing your pigment fader
Tranexamic acid and alpha-arbutin both treat hyperpigmentation, melasma, and post-acne marks, but at different points in the melanin cascade. Tranexamic acid blocks the plasmin…
INGREDIENT COMPARISON
Zinc oxide vs titanium dioxide — picking your mineral SPF
Zinc oxide and titanium dioxide are the two mineral UV filters approved worldwide. Zinc oxide gives the broadest protection across UVA and UVB and is the gentler choice for…
Routines
Step-by-step protocols
AM + PM ROUTINE
AM + PM routine for fine lines and tone
A six-step combined morning + evening routine for early to mid-stage signs of ageing. Mornings centre on antioxidant defence and SPF; evenings are for retinol-led repair. Avoid…
AM ROUTINE
AM routine for dry, sensitive skin
A four-step gentle morning routine for dry or sensitive skin built around the Sensimed range. A foam-light cleanser, a centella-led calming serum, and a mineral-SPF cream cover…
AM ROUTINE
AM routine for oily, blemish-prone skin
A four-step morning protocol for oily, blemish-prone skin built around the Acnemed range. Salicylic acid clears the surface, niacinamide regulates sebum and evens tone, and a…
PM ROUTINE
PM routine for dry, sensitive skin
A four-step calming evening routine for dry or sensitive skin. A gentle cleanser, a hyaluronic-acid hydration serum, and an overnight calming mask layer water and barrier lipids…
PM ROUTINE
PM routine for oily, blemish-prone skin
A four-step evening protocol for oily, blemish-prone skin. A double cleanse removes the day, an exfoliating serum keeps congestion at bay, and a balancing cream restores comfort…
PREGNANCY-SAFE ROUTINE
Postpartum melasma routine — pregnancy-safe brightening
A five-step daily routine for melasma during pregnancy or breastfeeding. Tranexamic acid, alpha-arbutin, vitamin C, and niacinamide are the brightening pathway; mineral SPF closes…