The Science
heh:f formulations are designed not to "work stronger", but to work longer β and with greater stability. Meet the ingredients that make it possible.
The classic K-beauty calming complex
A cica complex with Asiaticoside, Madecassoside and Asiatic Acid that helps calm and rebalance skin stressed by external factors β UV exposure, fine dust and daily urban life. Paired in the Cica Fit Mask with tea tree leaf oil to keep skin fresh and balanced while supporting pore care.
Patented calming ingredient with microbubble technology
A patented calming ingredient delivered through eco-friendly microbubble technology (under 50 ΞΌm) that helps support skin comfort and stability. Together with tear-inspired biomimetic water, it provides quick hydration and maintains comfortable skin moisture.
3-O-Ethyl Ascorbic Acid β vitamin care that stays gentle
A stabilised vitamin ingredient combined with glutathione and antioxidants that helps boost skin vitality and clarity. Supported by vitamin-rich fruit extracts β including Hippophae Rhamnoides (sea buckthorn), Yuja and Shine Muscat β that help energise the skin and support protection from external stress, for improved tone and natural radiance even on sensitive skin.
Plant-based firming, without compromise
Vegan collagen combined with hydrolyzed soymilk protein β a plant-based protein derived from soybeans β helps smooth and firm the skin's texture, promoting a more elastic and refined complexion. A fully plant-derived answer to daily elasticity care.
Hydration at every layer of the skin
Formulated with multiple types of hyaluronic acid for dry skin, delivering hydration at every layer for fresh, non-sticky moisturising care. Carried by a soft-fit sheet fully saturated with watery essence that adheres gently and delivers actives effectively.
Korea's most-loved regenerative active β made vegan
High-purity, plant-based PDRN derived from ginseng gently works on the skin to help maintain a vibrant and healthy complexion without irritation. Unlike conventional PDRN, heh:f's ginseng-derived Sodium DNA is fully vegan β bringing one of K-beauty's most sought-after actives into a gentle daily format.
Alpine plant cell science
A plant cell culture fluid containing metabolites that help protect the skin from external aggressors and support skin protection and firmness care β derived from the resilient edelweiss flower of the high Alps.
Essential building blocks for firmer skin
A multi-peptide complex that provides essential amino acids to help firm and smooth the skin. In the PDRN Fit Mask it completes a 3-in-1 care suitable for sensitive skin β triple-action firming, hydration and soothing in one daily sheet.
Our Promise
Carefully selected ingredients that respect the skin's natural rhythm. Refined formulations that exclude unnecessary irritation. A thoughtful design focused on cumulative improvement rather than temporary results.