2 citations,
March 2015 in “Toxicology and Environmental Health Sciences” Rice bran extract caused moderate skin irritation but no eye irritation, while a diluted essence was not irritating to skin and only slightly to guinea pigs.
1 citations,
January 2015 The gel with apigenin and celery juice promotes hair growth without causing skin irritation.
34 citations,
July 2011 in “International journal of pharmaceutics” Ion-paired risedronate significantly increases skin penetration without irritation compared to risedronate alone.
4 citations,
October 2017 in “International Journal of Applied Pharmaceutics” Licorice extract hair tonics are effective and safe for hair growth, except for mild eye irritation at the lowest concentration.
9 citations,
May 2015 in “Media Penelitian dan Pengembangan Kesehatan” The gel with apigenin and celery juice improved hair growth in rats without causing skin irritation.
1 citations,
March 2022 in “The Scientific World Journal” The cream made from cocoa pod peel can promote hair growth but may cause skin irritation.
The 10% hibiscus leaf extract hair tonic promotes better hair growth than 2% minoxidil but can irritate eyes.
6 citations,
June 2013 in “Toxicological Research” Topical Valproate is safe for human skin and unlikely to cause irritation.
July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists created a new 3D skin model from cells of plucked hairs that works like real skin and is easier to get.
30 citations,
May 1999 in “Food and chemical toxicology” Procyanidin B-2 is safe to use on skin as a hair growth product.
March 2023 in “Jurnal Ilmiah Medicamento” The hair tonic from Usada Bali plants increased hair growth without irritating the skin.
Proretinal nanoparticles are a safe and effective way to deliver retinal to the skin.
1 citations,
August 2021 in “International journal of scientific research in science and technology” The polyherbal hair oil promotes hair growth, reduces hair loss, and is safe to use.
25 citations,
May 2020 in “Progress in Organic Coatings” Castor oil-based polyurethanes are promising for making safe, strong-performing, eco-friendly hair-styling products.
July 2022 in “Forte Journal” Higher concentrations of bitter melon extract increase hair growth, with 15% being the most effective.
37 citations,
October 2017 in “Saudi pharmaceutical journal” All evaluated shampoos meet Saudi standards.
2 citations,
December 2021 in “Pharmaceutics” Finasteride-loaded proniosomes effectively promote hair growth in mice.
November 2022 in “Cosmetics” Red pigmented rice, like Sang-Yod rice, could help promote hair growth and prevent hair loss.
January 2020 in “Journal of Pharmacognosy and Phytochemistry” The VCO-based herbal hair tonic is effective, safe for hair loss treatment, and can be mass-produced.
7 citations,
July 2022 in “Pharmaceuticals” Pumpkin Seed Oil in niosomes may help treat hair loss and improve hair growth.
June 2022 in “International Journal of Advanced Research in Science, Communication and Technology” The polyherbal hair oil helps hair growth, darkens white hair, fights dandruff, and makes hair shiny.
September 2017 in “World journal of Pharmacy and pharmaceutical sciences” The polyherbal ointment made from plant extracts was safe and effectively promoted hair growth in rats.
10 citations,
July 2013 in “International Journal of Research in Pharmaceutical Sciences” The herbal microemulsion was safe and more effective at controlling hair loss than a standard product.
May 2023 in “Jurnal farmasi sains dan praktis” The hair tonic with cinnamon oil and coconut oil was stable and caused very mild irritation.
June 2017 in “Asian journal of pharmaceutical and clinical research” Green tea extract gel safely increases eyelash length.
3 citations,
December 2000 in “International Journal of Cosmetic Science” The study created a new method to test drugs that affect hormone processing in skin.
12 citations,
December 2017 in “Food and chemical toxicology” Permanent hair dye mixtures can irritate and damage the skin.
38 citations,
June 2018 in “Archives of Toxicology” 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.
35 citations,
October 2015 in “International Journal of Pharmaceutics” Tiny particles carrying roxithromycin can effectively target and deliver the drug to hair follicles without irritation.
202 citations,
June 2005 in “Aaps Pharmscitech” Lecithin organogels could be good for applying drugs to the skin because they are stable, safe, and can improve drug absorption.