Feldnotizen
Observations are made along the way.
Thoughts that are not planned, but rather emerge spontaneously.
The Field Notes consist of records from the world of NATURFACTOR® – about skin, care and the rhythm that connects both.
Radiofrequency Microneedling: Clinic Systems, Home Devices & What the Science Says
RF microneedling is one of the most thoroughly researched non-invasive skin technologies — but the difference between clinical systems and consumer devices is significant. What...
GLP-1 Weight Loss & Skincare: Restorative Formulas for Metabolically-Shifted Skin
GLP-1 agonists like semaglutide don't just change weight — they leave visible marks on the skin's appearance. What barrier research and chrono-care can do for...
PDRN – Salmon Sperm Polynucleotides in Skincare: Mechanisms of Action, Formulation Types & Application
PDRN – polynucleotides derived from salmon sperm – is considered one of the most scientifically interesting bioactive ingredients in modern skincare. What's behind this molecule,...
Senolytics & aging skin cells: What cellular senescence means for skincare
Senescent cells accumulate in the skin with increasing age and release inflammatory signaling molecules. What senolytics research teaches us about this — and what it...
Red Light Therapy for Skin: Photobiomodulation, Mechanisms of Action, and Skincare Routine
Red and near-infrared light can modulate cellular processes in the skin—from mitochondrial energy production to fibroblast activation. What research on photobiomodulation shows and how red...
How to Identify Effective Anti-Aging Skincare: 9 Scientific Criteria
Around 200 new skincare products are launched every month in Germany alone. Knowing the crucial quality characteristics allows for informed choices instead of relying on...
The Best Anti-Aging Serums 2026 – What Really Matters Scientifically
The market for anti-aging serums is large and loud – yet very few promises stand up to scientific scrutiny. This article explains which active ingredients,...
NMN and Cellular Energizing: What the NAD⁺ Boost Can Mean for the Skin
NAD⁺ levels measurably decrease with age – and with them, the skin's central protective mechanisms. What science knows about NMN as an NAD⁺ precursor and...
PDRN & Polynucleotides: What K-Beauty Science Knows About DNA Fragments in Skincare
Polynucleotides originated in aesthetic medicine in Korea and are increasingly being incorporated into topical formulations. Here's what research says about PDRN, adenosine receptors, and the...
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