research Apply directly to the forehead: Holmes, Nana, and hennapecia
Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
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research Phenolic composition, enzyme inhibitory, and antioxidant activity of Bituminaria bituminosa
The water extract of Bituminaria bituminosa, high in phenolic compounds, shows strong antioxidant and enzyme inhibitory potential.
research P-Phenylenediamine-Induced Angioedema-like Facies: A Case Report and Review of Pathomechanisms
Hair dye ingredient PPD can cause severe allergic reactions, including facial swelling.
research Polyhydroxyalkanoates: Medical Applications and Potential for Use in Dentistry
PHAs are promising biodegradable materials for medical and dental uses.
research Closing the loop with citramalic acid-based chiral polyester: A novel strategy as a game-changer for sustainable materials
A new sustainable polyester is tough, recyclable, biodegradable, and aids wound healing, supporting a circular economy.
research Crystal Structure and Synthesis of 3.BETA.-Benzoyloxy-4-pregnen-16.ALPHA.,17.ALPHA.-epoxy-6,20-dione
The document explains how to make a compound called 3.BETA.-Benzoyloxy-4-pregnen-16.ALPHA.,17.ALPHA.-epoxy-6,20-dione and describes its crystal structure.
research Diphenyl cresyl phosphate [MAK Value Documentations, 2003]
Diphenyl cresyl phosphate has low toxicity but can harm the liver, kidneys, adrenal glands, and testicles at high doses.
research Adsorption of Diclofenac and PFBS on a Hair Keratin Dimer
Human hair keratin might be good for filtering out harmful substances from water.
research Severe pustular lesions induced by topical immunotherapy with squaric acid dibutylester for alopecia totalis
Squaric acid dibutylester can cause severe skin reactions in people with allergies.
research S2594 Autoimmune Hepatitis Due to Para-Aminobenzoic Acid
Para-aminobenzoic acid in hair supplements can cause autoimmune hepatitis.
research Allergens of permanent hair dyes induces epidermal damage, skin barrier loss and IL-1 α increase in epidermal in vitro model
Permanent hair dye mixtures can irritate and damage the skin.
research The effect of polyphloretin phosphate, polyoestradiol phosphate, a diphosphonate and a polyphosphate on calcification induced by dihydrotachysterol in skin, aorta and kidney of rats
The diphosphonate was the most effective at preventing calcification in rats.
research Role of Para-Aminobenzoic Acid in Vitamin B-Complex Studies with Mice.
PABA helps prevent gray hair and hair loss in mice.
research Biological properties of polycaprolactone and barium titanate composite in biomedical applications
Polycaprolactone and barium titanate composites show promise for use in biomedical applications.
research 856 Topical application of newly developed pseudoceramide improved both skin and hair barrier functions
Applying pseudoceramide improved skin and hair health.
research Phenol in dermatology: updated evidence on efficacy and safety
Phenol is effective for skin treatments but poses serious health risks and must be used cautiously by trained doctors.
research Crystal Structure of 17-.BETA.-Benzoyloxy-16-.BETA.-methylpregna-4,6-diene-3,20-dione.
A new antiandrogen compound was made and its detailed three-dimensional shape was described.
research Stability Studies on L-Ascorbic Acid dl-α-Tocopherol Phosphoric Acid Diester Potassium Salt (EPC-K)
EPC-K is stable except at very acidic pH or when exposed to sunlight, and it can decompose in low ethanol concentrations.
research Bletilla striata polysaccharide (BSP) promotes hair growth and suppresses oxidative stress and senescence of dermal papilla cells by inhibiting prostaglandin-endoperoxide synthase 2 (PTGS2)
research Development of finasteride/PHBV@polyvinyl alcohol/chitosan reservoir-type microspheres as a potential embolic agent: from in vitro evaluation to animal study
Created microspheres show potential for safe and effective use in prostate artery embolization.
research Carbobenzoxy-capped Phe-Lys(BODIPY TMR-X-acyloxymethyl ketone(QSY7)
Near-infrared probes can safely and effectively image cysteine protease activity for disease diagnosis.
research Photobiomodulation in 3D tissue engineering
PBM helps improve cell survival in 3D tissue engineering.
research Diphlorethohydroxycarmalol, Isolated from Ishige okamurae, Increases Prostaglandin E2through the Expression of Cyclooxygenase-1 and -2 in HaCaT Human Keratinocytes
A compound from brown algae boosts the production of a certain inflammatory substance in skin cells.
research Composition, structural features, and multifunctional properties of extracellular polysaccharides from the non-toxic green alga Parachlorella sp.
The green alga Parachlorella sp. has potential for use in cosmetics and health products due to its antioxidant, anti-hypertensive, and hair growth properties.
research Polyglutamate: Unleashing the Versatility of a Biopolymer for Cosmetic Industry Applications
Polyglutamic acid is a valuable, sustainable ingredient for skincare and haircare products.
research Regulation of immune response genes in the skin of allergic and clinically tolerant individuals exposed to p‐phenylenediamine
Everyone has an immune response to PPD, but reactions differ, causing tolerance, mild inflammation, or allergy.
research Case report: Pseudoporphyria in a 56-year-old man as a result of finasteride intake
Finasteride may cause pseudoporphyria, a blistering skin condition.
research Biochemical and Histopathological evaluation of prostatic tissue under effect of Pterostilbene in benign prostatic hyperplasia rat model
Pterostilbene significantly reduces prostate enlargement and has strong antioxidant effects.
research Protection and Restoration of Damaged Hair via a Polyphenol Complex by Promoting Mechanical Strength, Antistatic, and Ultraviolet Protection Properties
A new hair treatment using a natural polyphenol complex improves hair strength, reduces static, and protects against UV damage.
research A REVIEW ON COLOURFUL MEHENDI: THE RISK OF PARAPHENYLENEDIAMINE
PPD in mehendi can cause serious health problems and needs regulation.