research Final Report on the Safety Assessment of Hypericum Perforatum Extract and Hypericum Perforatum Oil
St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.
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research Positive Lymphocyte Transformation Test in a Patient with Allergic Contact Dermatitis of the Scalp After Short-Term Use of Topical Minoxidil Solution
Patient had scalp allergy from minoxidil; test helped identify cause and suggest alternative treatments.
research Green Tea Extract in an Eyelash Growth Enhancer Gel Formulation: Stability Test, Eye Irritation Test, and Human Eyelash Growth Activity
Green tea extract gel safely increases eyelash length.
research Liposomes in Dermatology Today
Liposomes improve drug delivery and reduce skin irritation in dermatology.
research Depositing Alpha-Mangostin Nanoparticles to Sebaceous Gland Area for Acne Treatment
α-mangostin nanoparticles improved acne with minimal irritation.
research Lecithin Organogels as a Potential Phospholipid-Structured System for Topical Drug Delivery: A Review
Lecithin organogels could be good for applying drugs to the skin because they are stable, safe, and can improve drug absorption.
research Focus on Skin as a Possible Port of Entry for Solid Nanoparticles and the Toxicological Impact
Nanoparticles can enter the skin, potentially causing toxicity, especially in damaged skin.
research A Primer on Cosmetics for Dermatologists
Dermatologists need to know about cosmetics to help patients with skin issues and recommend safe products.
research Identifying Molecular Targets for Reverse Aging Using Integrated Network Analysis of Transcriptomic and Epigenomic Changes During Aging
Curcumin may help reverse aging by targeting specific genes.
research Sensitive Scalp: Does This Condition Exist? An Epidemiological Study
Nearly half of the French individuals surveyed reported having a sensitive scalp, more common in women, often linked to hair loss and symptoms like itching, and triggered by factors including shampoos and pollution.
research Recent Advances in Nanocarrier-Loaded Gels: Which Drug Delivery Technologies Against Which Diseases?
Nanocarrier-loaded gels improve drug delivery for cancer, skin conditions, and hair loss.
research Physiopathology and Current Treatments of Androgenetic Alopecia: Going Beyond Androgens and Anti-Androgens
Hair loss treatments work better with lifestyle changes.
research Topical Treatments for Scalp Psoriasis
Some topical treatments like corticosteroids and vitamin D analogues are effective for scalp psoriasis, but more long-term data is needed.
research Mechanistic Analysis of Human Skin Distribution and Follicular Targeting of Adapalene-Loaded Biodegradable Nanospheres With Insight Into Hydrogel Matrix Influence, In Vitro Skin Irritation, and In Vivo Tolerability
Researchers developed a nanomedicine for acne treatment that delivers medication with less irritation and is non-irritating for oily skin.
research Xenobiotic-Metabolizing Enzymes in the Skin of Rat, Mouse, Pig, Guinea Pig, Man, and in Human Skin Models
Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.
research Allergens of Permanent Hair Dyes Induce Epidermal Damage, Skin Barrier Loss, and IL-1 Alpha Increase in Epidermal In Vitro Model
Permanent hair dye mixtures can irritate and damage the skin.
research Pumpkin Seed Oil-Loaded Niosomes for Topical Application: 5α-Reductase Inhibitory, Anti-Inflammatory, and Anti-Hair Loss Effects
Pumpkin Seed Oil in niosomes may help treat hair loss and improve hair growth.
research A Novel Approach for Follicular Delivery of Minoxidil for Treatment of Alopecia
Scientists developed a new method to deliver alopecia treatment directly to hair follicles, which could be a promising treatment for hair loss and other hair diseases.
research Physical Methods for Topical Skin Drug Delivery: Concepts and Applications
New physical methods like electrical currents, ultrasound, and microneedles show promise for improving drug delivery through the skin.
research Permanent Waving and Hair Straightening
Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
research In Vitro Evaluation of Skin Distribution and Human Dermal Papilla Cells Proliferation for Minoxidil 5% Topical Lotion Hydrogel
The new minoxidil hydrogel is a promising alternative for hair loss treatment, with similar effectiveness and less skin irritation.
research Development of a Novel Three-Dimensional Human Epidermal Model from Plucked Hair Follicle-Derived Keratinocytes
Scientists created a new 3D skin model from cells of plucked hairs that works like real skin and is easier to get.
research Safety Evaluation of Topical Valproate Application
Topical Valproate is safe for human skin and unlikely to cause irritation.
research Mice Engrafted with Human Fetal Thymic Tissue and Hematopoietic Stem Cells Develop Pathology Resembling Chronic Graft-Versus-Host Disease
Mice with human fetal thymic tissue and stem cells developed symptoms similar to chronic graft-versus-host disease.
research The Effect of Glycyrrhizic Acid and Aqueous Licorice Extract on Hair Growth Retardation: In Vitro Mechanistic and Efficacy Studies in Human
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
research Cardamonin-Loaded Liposomal Formulation for Improving Percutaneous Penetration and Follicular Delivery for Androgenetic Alopecia
A new liposomal formulation improves drug delivery and hair growth for treating hair loss without causing skin irritation.
research The Early Changes in Mouse Skin Following Topical Application of a Range of Middle Distillate Oil Products
Different oil products cause varying levels of skin irritation in mice, which could potentially lead to tumors.
research Development and Characterization of Thiolated Cyclodextrin-Based Nanoparticles for Topical Delivery of Minoxidil
The new adhesive nanoparticles are effective for delivering Minoxidil to the scalp without skin irritation.
research Interleukin-1 and Keratinocyte Growth Factor/Fibroblast Growth Factor-7 Gene Expression in Skin Experimental Irritant Contact Dermatitis Mouse Model Treated with Aqueous Extract of Trachyspermum Copticum Seeds
Ajwain seed extract improved skin healing and hair growth in a mouse skin irritation model.
research Evaluation of a Combination of Botanical Extracts Designed to Protect Hair and Scalp from Air Pollutants: In Vitro and Clinical Studies
Botanical extracts from peas and chia seeds improved scalp health and protected hair from pollution.