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If you could only add one active to a routine, niacinamide would be a strong contender. A form of vitamin B3, it's remarkably well tolerated, plays nicely with almost everything else, and is chosen for the appearance of enlarged pores, uneven tone and skin that looks shiny or lacks resilience.

Most formulas sit between 4% and 10%, and higher isn't better – above about 10% some people find it causes flushing, with no real advantage. It's the active we'd most often suggest to someone starting out, and it works quietly alongside almost anything else in your routine. Part of our active skincare range.

Read the full explainer: Niacinamide, explained →

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SEABODY Aquasurge Day Serum 30ml
£55.00 Unit price £1,833.33 perlitre
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LA ROCHE-POSAY Retinol B3 Serum 30ml
£48.00 Unit price £1,600.00 perlitre
LA ROCHE-POSAY Mela B3 Hyperpigmentation Serum 30ml
£48.00 Unit price £1,600.00 perlitre
SEABODY Pentabrite Eye Serum 15ml
£76.00 Unit price £5,066.67 perlitre
LA ROCHE-POSAY Effaclar Duo +Unifiant Light 40ml
£22.50 Unit price £562.50 perlitre
CERAVE PM Facial Moisturising Lotion 52ml
£17.00 Unit price £326.92 perlitre
BIODERMA Hydrabio H2O 250ml
£14.00 Unit price £56.00 perlitre
GOLD COLLAGEN Instant Glow Serum 30ml
£36.00 Unit price £1,200.00 perlitre
NATURA BISSÉ Diamond Instant Glow 3 x 1.5 ml 3 doses
£26.00 Unit price £6,500.00 perlitre
CERAVE Resurfacing Retinol Serum 30ml
£23.50 Unit price £783.33 perlitre
DR IRENA ERIS Institute Solutions Y-Lifting Contouring Serum 30ml
£70.00 Unit price £2,333.33 perlitre
AVÈNE Hyaluron Activ B3 Eye Cream 15ml
£31.95 Unit price £2,130.00 perlitre
LA ROCHE-POSAY Effaclar Duo +Unifiant Medium 40ml
£22.50 Unit price £562.50 perlitre
LA ROCHE-POSAY Effaclar AI 15ml
LA ROCHE-POSAY Effaclar AI 15ml
£15.50 Unit price £1,033.33 perlitre
TALIKA Bio Enzymes Brightening Mask 20g
CERAVE Blemish Control Gel Moisturiser 40ml
£15.50 Unit price £387.50 perlitre
DR DENNIS GROSS SKINCARE Advanced Retinol + Ferulic Overnight Wrinkle Treatment 30ml
£88.00 Unit price £2,933.33 perlitre
DECLÉOR Eye Cream Jasmin 15ml
£37.00 Unit price £2,466.67 perlitre
NATURA BISSÉ Diamond Extreme Cream – Light Texture 50ml
£345.00 Unit price £6,900.00 perlitre
AVÈNE Hydrance Boost Serum 30ml
£27.90 Unit price £930.00 perlitre

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