Minoxidil

Minoxidil is a topical product for the scalp: you apply it to the skin and leave it on. The ingredient itself is identical in every product on this page. What differs is the base that carries it, and that turns out to matter a great deal in daily use.

The base decides whether you stick with it. It sets how fast the product dries, whether it drips onto your forehead, and whether your scalp still feels comfortable after three months. People who give up usually do so because of comfort or routine, not because they judged the result.

Foam, solution and spray solve different problems

• Liquid solution: the original format, dosed with a dropper. It contains propylene glycol, a carrier that dissolves the ingredient. Precise on small areas, but the most common source of itching and flaking.
• Foam: made without propylene glycol. It dries within about a minute and stays where you put it. Kinder to a sensitive scalp, but harder to work down to the skin through long, dense hair.
• Spray: a solution with a pump instead of a dropper. Quick over a wider area, less exact if you are treating one small patch.

Strengths are 2% and 5%. Products are labelled either for men or for women, and the versions for women are usually the lower strength. Follow the label of the product you buy rather than assuming more is better: a higher strength in a solution also means more propylene glycol. If a twice-daily scalp routine is not what you are after, our lotions for hair growth hold other options.

How we choose what goes on this page

Three things guide us here: the strength on the label, the vehicle, and the applicator. We keep propylene-glycol-free foams next to classic solutions, because a scalp that itches is a scalp that stops after six weeks. We stock precision applicators for the hairline and wider pumps for the crown, so the format fits the area you are treating. We buy directly from the brands, with no intermediaries, and every product passes our compliance team before it goes live. You can read how we select brands and products.

What consistent use realistically looks like

This is a slow category. Nothing visible happens in the first weeks, and many users report the opposite: more hairs in the sink for a while after starting. That usually settles. Judge the result at four months, not four weeks, and only if you have applied it twice daily on almost every day. The effect depends on continued use, so hair follows its own pattern again within a few months of stopping. The upside of that honesty is simple: this is a small daily habit with a long, well-documented track record behind it. It suits early, gradual thinning on the top of the head better than areas that have been bare for years. When thinning goes together with a one-sided diet or low iron, start with supplements for hair growth.

Two practical notes, taken from what buyers ask us most. Apply to a dry scalp, let it dry fully before styling products or your pillow, and wash your hands straight after. Keep the rest of the routine calm: a mild shampoo, and if you use a dermaroller, not on the same evening as your application.