Diagnostics as a Service: should you build a longevity clinic or a product

You are choosing between a longevity clinic and a longevity product, and Diagnostics as a Service is underneath both, so the choice is not about testing. It is a choice about whether you take on a room, a staff rota and a clinical lead, or whether you take on packaging, support tickets and everything you are allowed to claim on a label.

Founders often settle this by temperament, so the consequences are visible about eighteen months later. Three factual differences decide it, though none of them is about how ambitious the plan is.

None of this is legal advice, so a lawyer working in medical or competition law should review your own contracts and your website before either path opens.

Should you build a longevity clinic or a longevity product?

Build a clinic if the value you add happens in a room with a person in it, and build a product if the value you add can be repeated identically for ten thousand people. The first path buys you margin per customer and a hard ceiling on volume, while the second buys you reach and a much narrower set of things you may legally say.

Neither path is safer than the other, though they fail differently. A clinic fails when the appointment book is half empty and the rent continues, while a product fails when returns, support and claim complaints cost more than the reorder rate produces.

The honest way to choose is to write down what you would personally be doing on a Wednesday in month nine. One founder is checking a rota and a consent process, and the other is answering forty emails about a kit that never arrived.

What splits the two paths in Diagnostics as a Service?

Premises, clinical delegation and regulatory exposure split them, and every other difference follows from those three. A clinic needs a physical location and somebody licensed to take clinical responsibility inside it, while a product needs a supply chain and a claim set that survives a regulator reading the label.

• Premises means a room, a lease, hygiene rules, a waste contract and an appointment book that has to stay full.
• Clinical delegation means a named licensed clinician who takes responsibility for what happens on your premises.
• Regulatory exposure means the rules that apply to what you sell, which are different for a service and for a packaged good.

A clinic staffed by licensed physicians runs under the Bundesaerzteordnung, the Heilberufsgesetz of its Bundesland and the professional code of its chamber. The Heilpraktikergesetz matters at the edges, because anyone who is not a licensed physician needs a permit under Section 1(1) before carrying on any occupational activity aimed at identifying, healing or relieving illness¹. A product that includes a self-collection kit for laboratory analysis is a regulated device question instead, since in vitro diagnostic products have their own European regulation².

The rules for a German longevity clinic are set out in the legal guide for this cluster, and the money side is in the startup cost breakdown.

What does a longevity clinic carry that a product does not?

A clinic carries a room, a rota and a clinical lead, which are three fixed costs that continue whether or not anybody books an appointment. Those three are the whole difference in the cost model, because every one of them is paid monthly while revenue is paid per customer.

• The room costs rent, fit-out, hygiene compliance and a medical waste contract every month.
• The rota costs salaries for collection staff whose hours concentrate in the fasted early morning.
• The clinical lead costs a professional fee and is the person who carries the legal responsibility.
• The appointment book costs marketing continuously, since an empty Tuesday is revenue you cannot recover later.
• The premises also cost you geography, because a clinic sells to people who can reach it.

What you get for those costs is the strongest relationship in this market. A customer who came into your room, gave a sample and had their report explained to them properly is the customer most likely to retest, which is the whole argument in the retest business model.

Which markers that first panel should contain is a separate decision with its own trade-offs, and it is covered in the panel design guide.

What does a wellness product carry that a clinic does not?

A product carries fulfilment, support volume and claim risk, which are three costs that grow with every unit sold rather than with every month that passes. A clinic founder underestimates all three, because none of them exists in a business where the customer comes to you.

• Fulfilment costs packaging, warehousing, postage, breakages and the returns that follow every one of them.
• Support volume costs staff time per order, and a kit that a customer misuses generates several messages.
• Claim risk costs legal review, since what a supplement may say about a nutrient is fixed by European law³.
• Cold chain costs a plan, because some sample types have to reach a laboratory within hours.
• Repeat purchase costs a reason, as a product with no measurement behind it competes only on price.

The claim side is the one that surprises founders most. Building a longevity supplement business is covered in its own article, the German claim rules are in the health claims guide, and what a before and after retest can honestly demonstrate is in the proof article.

Which six questions help a founder choose between a clinic and a product?

Six questions decide it, and every one of them is about you rather than about the market. Answer them in writing before you sign a lease or place a first manufacturing order, because both commitments are expensive to reverse.

• Do you already have a licensed clinician who will take responsibility, or do you have to recruit one?
• Do you enjoy managing a rota and a room, or does that description already sound like the wrong job?
• Can you fill an appointment book in one city, or is your audience distributed across the country?
• Do you have working capital for stock, or does your model need revenue before inventory?
• Are you willing to have every sentence on a label reviewed by somebody who says no?
• Do you want margin per customer, or do you want volume at a thinner margin per unit?

There is a third shape worth naming, since it costs less than either. An existing practice, gym or pharmacy that adds testing to what it already does carries neither a new lease nor a new supply chain, which is the case made in the gyms and studios article.

What do both paths need from a laboratory partner?

Both paths need the same laboratory chain underneath them, which is accredited analysis, a collection method, a courier arrangement, software and a data agreement. That layer is identical whether the sample comes from your own room or from a kit a customer posted, so it is the one decision you can make before choosing a path.

• Analysis is performed by an accredited laboratory partner, which holds ISO 15189 accreditation and operates under RiliBAEK.
• Collection has to match the marker, which is why six methods exist including venous draw, saliva, capillary kit, stool, at-home kit and urine.
• Reporting has to explain each marker in plain language, so your staff never improvise an interpretation.
• The data agreement has to cover special category health data under European law, with an AVV and Germany-hosted infrastructure⁴.
• The integration has to connect to whatever you build, through a REST API, webhook events, a sandbox and documentation at docs.anivahealth.com.

Aniva offers over 2,500 orderable parameters across eight modalities and 25+ partner draw locations across Germany. The partner offering is sold across Europe, while the consumer membership and the physical draw network are in Germany. Four weeks is the time from a signed contract to the first draw, which is short enough that the laboratory decision does not delay either path.

Two more articles matter before you commit. Who may explain an out-of-range value to a customer is answered in the abnormal result article, and how a new business finds its first buyers in Germany is answered in the first hundred customers guide.

If neither path fits cleanly, read the business model overview, which describes the five shapes this market actually takes.

Book a 30-minute demo if you want the laboratory layer settled before you choose between a lease and a first production run.

Notes and sources

Last updated: 31 August 2026

1. Heilpraktikergesetz Section 1, Gesetze im Internet

2. Regulation (EU) 2017/746 on in vitro diagnostic medical devices, EUR-Lex

3. Regulation (EC) No 1924/2006 on nutrition and health claims made on foods, EUR-Lex

4. Regulation (EU) 2016/679, the General Data Protection Regulation, Article 9, EUR-Lex