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GlossaryPolyethylene Glycol 400

water-soluble polymer used in pharmaceuticals and cosmetics

Polyethylene Glycol 400 (PEG 400) is a type of polymer commonly used in pharmaceuticals, cosmetics, and personal care products as a solvent, plasticizer, and moisture-carrying agent. It is valued for its ability to dissolve a wide range of substances and its low toxicity, making it suitable for use in products like skin creams, hair treatments, and certain medications.

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Effect of Tocopheryl Polyethylene Glycol Succinate on the Percutaneous Penetration of Minoxidil from Water/Ethanol/Polyethylene Glycol 400 Solutions

research Effect of Tocopheryl Polyethylene Glycol Succinate on the Percutaneous Penetration of Minoxidil from Water/Ethanol/Polyethylene Glycol 400 Solutions

11 citations, January 2006 in “Drug development and industrial pharmacy”

Adding TPGS to minoxidil solutions can improve skin penetration and retention, especially in water and PEG 400-based solutions.

research Moringa Oleifera Seed Oil Nanoemulsion Using Tween 80 and Polyethylene Glycol 400: Oil Characterization and Formula Optimization

April 2025 in “Tropical Journal of Natural Product Research”

The optimized Moringa seed oil nanoemulsion may help with hair growth.

Optimization of Polyethylene Glycol 400 and Glycerol Composition as Humectant in Anti-Hair Loss Cream Formula with Saw Palmetto Extract (Serenoa Repens): Application of Factorial Design

research Optimization of Polyethylene Glycol 400 and Glycerol Composition as Humectant in Anti-Hair Loss Cream Formula with Saw Palmetto Extract (Serenoa Repens): Application of Factorial Design

January 2007

Polyethylene glycol 400 and glycerol are effective as moisturizers in anti-hair loss cream with saw palmetto extract.

research In Vitro Release of Zinc Pyrithione from a Shampoo Base and the Effects of Various Additives on Its Release Rate

3 citations, January 1985 in “Drug development and industrial pharmacy”

Additives like ethanol and propylene glycol increase the release of zinc pyrithione from shampoo.

Simultaneous Effects of Tocopheryl Polyethylene Glycol Succinate on Local Hair Growth Promotion and Systemic Absorption of Topically Applied Minoxidil in a Mouse Model

research Simultaneous Effects of Tocopheryl Polyethylene Glycol Succinate on Local Hair Growth Promotion and Systemic Absorption of Topically Applied Minoxidil in a Mouse Model

18 citations, October 2005 in “International Journal of Pharmaceutics”

Adding a small amount of TPGS to minoxidil can help hair growth, but too much TPGS reduces this effect and increases minoxidil in the blood.

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community Regrowth or continued regrowth or continued thinning? [Dutasteride+Oral minoxidil]

in Progress Pictures 35 upvotes 2 years ago

A user's concern with their hair thinning while using dutasteride and oral minoxidil, which was switched from finasteride and topical minoxidil after 13 months. The conversation includes advice surrounding potential results, specific treatments used, and side effects.

community Trichosol, polyethylene glycol, and DMSO

in Minoxidil 3 upvotes 1 year ago

The user experiences irritation from alcohols in minoxidil and is considering alternatives like trichosol mixed with polyethylene glycol or DMSO. They seek advice on the best nonirritating option.

community Anageninc RU58841 is legit & my experience

in Research/Science 6 upvotes 1 year ago

The user experienced side effects from RU58841, including dry eyes and potential eyesight issues, and decided to stop using it. They confirmed the product's legitimacy but advised caution due to its experimental status and lack of safety data.

community can these ingredients reverse hairloss?

in Treatment 1 upvotes 2 years ago

The post discusses skepticism about a "miracle hair cream" claiming to reverse hair loss, with the user already using finasteride, minoxidil, and dermastamping. The cream's ingredients include various oils and acids, but the user seeks confirmation of its effectiveness.

community a hair cream that claims to reverse hairloss. need ur opinion guys

in Research/Science 1 upvotes 2 years ago

A user is skeptical about a "miracle hair cream" claiming to reverse hair loss and seeks opinions on its effectiveness. They are already using finasteride, minoxidil, and dermastamping weekly but want additional help for temple hair growth.

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