Crypto for Good: When DeFi Helps Finance Global Health

For years, cryptocurrencies have mainly been associated with speculation, trading and volatile markets. DeFi, or decentralized finance, has reinforced this image by creating an entire financial ecosystem based on lending, liquidity pools and digital assets. Yet another use is developing alongside it: using blockchain-based finance to support public goods and humanitarian projects. Applied to global health, this raises an interesting question. Could tools originally designed to move capital without banks also help finance healthcare where traditional funding struggles to reach?

The need for new financing mechanisms is real. Global health depends on public budgets, international organizations, development aid and private donations. However, these resources remain limited and can be vulnerable to political or economic changes. In 2025, the World Health Organization warned that external health aid was expected to fall significantly compared with 2023, affecting services such as vaccination, maternal care and disease surveillance in low and middle-income countries. At the same time, billions of people still face financial difficulties because of healthcare costs. The problem is therefore not only medical. It is also financial.

This is where the idea of “Crypto for Good” becomes interesting. Blockchain allows value to move globally, often within minutes, without requiring the same chain of financial intermediaries as a traditional international transfer. A donor in France could theoretically send stablecoins directly to a health-related organization abroad, with the transaction recorded publicly. For small NGOs or international communities, this can reduce some payment friction and make fundraising accessible to people who already hold digital assets. Honestly, this is probably one of the most concrete arguments in favor of crypto donations.

DeFi can take this idea further. Instead of simply sending cryptocurrency from one wallet to another, decentralized protocols can create new ways to collect and allocate funding. A community could build a treasury, vote on which health initiatives should receive money and publish the transactions on-chain. Another possibility involves generating yield from deposited assets and directing part of that return toward a public health project. In this model, blockchain is not replacing hospitals or public institutions. It is creating an additional financial layer around them.

Some Web3 platforms already experiment with similar approaches for public goods. Gitcoin, for example, popularized quadratic funding, a mechanism where the number of individual contributors can matter more than the size of a few large donations. The idea is to give communities more influence over which projects deserve support. Gitcoin reports that its funding infrastructure has distributed tens of millions of dollars across hundreds of funding rounds. These mechanisms were initially strongly connected to open-source software, but the model can theoretically be applied to scientific, social or health-related initiatives as well.

Other platforms focus directly on crypto philanthropy. Giveth allows users to donate cryptocurrencies to projects presented as public-good initiatives. This type of platform shows how Web3 can change the traditional donation journey. Instead of entering card details, waiting for an international transfer and relying entirely on internal reporting, donors can connect a wallet and observe transactions on the blockchain. In real life, this does not automatically prove that every euro or dollar has been used efficiently, but it can improve financial traceability. That distinction is important. Blockchain can prove that money moved. It cannot prove by itself that a patient received good treatment.

The humanitarian sector already provides an interesting example of blockchain being used beyond speculation. The World Food Programme developed Building Blocks, a blockchain-based system designed to coordinate assistance between humanitarian organizations. The system has processed hundreds of millions of dollars in assistance and has been used in contexts including Jordan, Bangladesh and Ukraine. It can also coordinate different forms of support, including health-related assistance. This is not DeFi in the strict sense, but it demonstrates something essential: blockchain infrastructure can operate at a significant scale in humanitarian environments when it solves a specific problem.

Stablecoins could become particularly useful in this context. Unlike Bitcoin or Ether, they are designed to maintain a relatively stable value, usually against currencies such as the US dollar. For a health organization managing a budget, receiving an asset that can lose 15% of its value in a few days is obviously problematic. Stablecoins reduce this issue and can make digital payments more predictable. They can also facilitate cross-border transfers where banking infrastructure is expensive or slow. However, they introduce another dependency: the organization must trust the issuer, the reserves behind the stablecoin and the technical infrastructure used to transfer it.

Transparency is therefore one of the strongest promises, but also one of the easiest to exaggerate. A public blockchain makes transactions visible, yet wallet addresses do not automatically reveal who controls them or what happens after funds leave the blockchain. A health project could receive $100,000 transparently and still use it poorly. Franchement, replacing a bank statement with a blockchain explorer does not magically create accountability. Effective financing still requires audits, governance, impact measurement and people capable of verifying what happens on the ground.

There is also a major accessibility issue. DeFi assumes that users understand wallets, private keys, transaction fees and smart contracts. Global health projects often operate in environments where digital infrastructure and financial literacy can already be limited. WHO has highlighted continuing inequalities in access to digital health technologies and differences in digital literacy. If a financing system becomes technically inaccessible to the communities it is supposed to support, decentralization loses part of its purpose.

Law and regulation create another challenge. Crypto transactions can cross borders almost instantly, while health organizations remain subject to national rules, taxation, accounting standards and anti-money laundering requirements. The Financial Action Task Force recognizes that virtual assets can make payments faster and cheaper, but also warns about scams, cyberattacks and illicit financial flows. In Europe, the MiCA framework is progressively structuring the crypto-asset market. A “Crypto for Good” project therefore cannot simply claim to be decentralized and ignore compliance.

From an e-commerce perspective, the subject is also interesting because fundraising increasingly behaves like a digital customer journey. A charity needs acquisition channels, a simple interface, trust signals, payment options and a reason for donors to return. Web3 can add wallets, tokens, transparent treasuries or community governance to this experience. A donor could potentially receive proof of contribution, participate in future funding decisions or follow the movement of funds through an online dashboard. The technology therefore changes not only the payment itself, but also the relationship between the organization and its community.

Still, DeFi should not be presented as a replacement for traditional health financing. Public healthcare requires stable and predictable resources. WHO itself emphasizes the importance of public funding, pooling mechanisms and sustainable financing for universal health coverage. Crypto donations can complement these systems, finance experiments or mobilize international communities, but they cannot guarantee long-term hospital budgets or universal access to care.

Ultimately, “Crypto for Good” represents a more useful side of the Web3 debate. Instead of asking whether another token can increase in price, the question becomes whether decentralized infrastructure can move money more efficiently, transparently and globally toward real needs. The potential exists, especially for cross-border donations, community funding and transparent treasuries. But technology alone will not finance global health. The real challenge is combining DeFi innovation with governance, accountability, accessibility and law. If that balance can be achieved, crypto may become more than a speculative asset. It could become one additional tool for financing projects with measurable social impact.

Guillaume KARMANN