Google backs PP405, the lotion that makes hair grow

Google is funding PP405, a phase II drug against baldness. Miracle or business? An analysis of the debate over its effectiveness and risks.

English · Original discussion in Spanish · Published

PP405, Google's promise against baldness: revolution or mirage?

Google has put its financial and technological machinery at the service of hair growth. PP405, a topical drug in phase II clinical trials, has generated excitement in alopecia communities around the world. But behind the slogan of 'the dreamed-of revolution' lie reasonable doubts: from side effects to the track record of failures in similar treatments. The debate is not only medical but economic: the baldness market moves billions, and an effective solution would be a colossal business. However, recent history has taught us to distrust miracle pills.

What is behind PP405?
PP405 is a topical treatment, not an oral drug like finasteride. It acts on the hair trinc by stimulating growth, and the phase I results were promising. However, phase II has not yet concluded, and experts urge caution. Skeptics recall the case of Ozempic: a drug that promised miracles and ended up linked to serious side effects. Although there is no evidence that PP405 carries similar risks, the analogy serves as a warning about the hype. The scientific community insists that alopecia is complex and that many treatments that seem to work in the lab fail in humans.

The business of hair hope
Google is not a pharmaceutical company, but it invests in biotech R&D as a strategic bet. If PP405 reaches the market, the return could be enormous: the global market for hair treatments is estimated to exceed 10,000 million dollars a year. However, the road is littered with failures. The article from El País shared in the discussion warns that, for now, PP405 does not replace hair transplants. The question is whether Google is willing to take on the risk of a long-term investment or whether this is a marketing operation.


While bald people wait for their miracle, Google keeps playing the biotechnology roulette. PP405 may be a success or another failure in the long history of hair treatments. The answer, as always, will be given by the trials and by time.

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Summary of a discussion on Burbuja.info - Foro de economía, actualidad y política., translated from Spanish and reviewed before publication. Read the full discussion (20 replies).

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