Be careful about using non-PG based alternatives of Minoxidil (mathematically speaking, haven’t seen much practical studies) Research/Science 8/7/2026
Minoxidil formulations often use propylene glycol (PG) for stability and effectiveness, but PG-free alternatives like foams and PEG-based solutions can also be effective with less irritation. Concerns exist about the quality of PG-free minoxidil from lesser-known brands, especially from India, due to potential manufacturing issues.
View this post in the Community →
Similar Community Posts Join
5 / 5 resultscommunity Minoxidil liquid gives me flakes /has anyone tried PG-free liquid with a scalp applicator?
Liquid minoxidil causes scalp flaking due to propylene glycol, leading some to consider switching to foam or PG-free liquid with applicators. Foam is often recommended for ease and effectiveness, while PG-free liquid is less common but can reduce irritation.
community Any good place to get Minichek 5 or similarly inexpensive PG-free min?
A user is seeking recommendations for purchasing Minichek 5% solution, a PG-free minoxidil, due to a contact allergy to propylene glycol. They are looking for an affordable option comparable in price to Kirkland or Amazon brand minoxidil.
community Alcohol-free minoxidil available in Europe
Alcohol-free minoxidil options in Europe, particularly from a German pharmacy, are recommended for those with seborrheic dermatitis. Users suggest alternatives like Alopexy and Doppelherz foam, and emphasize avoiding propylene glycol and alcohol to reduce irritation.
community Finally live! alcohol-free, propylene glycol–free topical finasteride foam
A new alcohol-free, propylene glycol-free topical finasteride foam is available for prescription in Canada and the USA, offering a cleaner alternative for hair loss treatment. The product also offers a combination of 0.1% finasteride with 5% minoxidil and aims to be affordable and less irritating for sensitive scalps.
community For pg free minoxidil, why not use propanediol instead of glycerin?
The conversation discusses using propanediol as an alternative to glycerin in PG-free minoxidil for better absorption. The user also plans to try nanoxidil, which may absorb more easily due to its smaller molecule size.
Related Research
6 / 6 results
research Encapsulación en ciclodextrinas de compuestos con actividad frente a la alopecia androgénica masculina.
This research focused on formulating finasteride, dutasteride, and minoxidil with cyclodextrins to enhance their solubility and skin penetration for topical use, potentially reducing scalp irritation from current alcohol-based preparations.
research Development and Characterization of Film Forming Spray of 5% Minoxidil for Baldness Due to Androgenetic Alopecia
This study reviewed existing literature on Androgenetic Alopecia treatments, finding that minoxidil promotes hair growth but can cause side effects due to its traditional formulations. Novel delivery systems like film-forming sprays may reduce these side effects and enhance efficacy.
research Erbium–Yttrium–Aluminum–Garnet Laser Irradiation Ameliorates Skin Permeation and Follicular Delivery of Antialopecia Drugs
This study found that Er–YAG laser treatment significantly enhanced skin absorption and follicular delivery of antialopecia drugs, suggesting a potential laser-assisted approach to treat alopecia.
research Optimization of minoxidil microemulsions using fractional factorial design approach
This study found that an optimized microemulsion for minoxidil with high solubility, permeation flux, and skin deposition can be achieved with specific low and high levels of certain surfactants and co-solvents.
research Development and optimization of finasteride-cinnamon oil-loaded ethanol-free microemulsions for transdermal delivery
This study successfully developed and optimized ethanol-free microemulsion systems for the transdermal delivery of finasteride, showing that the predicted optimal formulations had physicochemical characteristics close to estimated values, without significant damage to treated hair fibers.
research Design and In Vitro Evaluation of Finasteride-Loaded Liquid Crystalline Nanoparticles for Topical Delivery
This study suggests that finasteride-loaded liquid crystalline nanoparticles could be a viable alternative to oral administration for treating androgenetic alopecia due to their controlled release and skin permeation properties.