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# If You Have to Call Someone to Fix the Product, You're Done
- URL: https://www.signalful.com/if-you-have-to-call-someone-to-fix-the-product-youre-done/
- Published: 2026-10-03T14:59:00.000Z
- Updated: 2026-10-09T19:40:11.000Z
- Description: Peter Rahal sold RXBAR for $600 million, got bored investing, and came back with David Protein. Here is what he does differently the second time.
- Author: Signalful Editorial
- Tags: Builders, David Protein, Peter Rahal, Consumer Brands, Product Strategy, Culture, #sf-0019, #yt-QtjLireBMI8, #Import 2026-10-06 15:50

Peter Rahal co-founded RXBAR at 24 and sold it to Kellogg in 2017 for $600 million. After a few restless years as an investor in Miami, he launched David Protein, a high-protein, low-calorie bar that became one of the fastest-growing launches in packaged food. David now sits inside Medici, Rahal's holding company, alongside a second brand, Hall Pass, with more on the way. He also bought Epogee, the maker of the fat substitute in David's bars, a deal that drew an antitrust lawsuit from competitors. These signals are from Peter Rahal's interview with David Senra on David Senra's podcast (Senra).

1. **Investing was too passive.** After the RXBAR sale, Peter Rahal set up a family office and spent about a year (2020 to 2021) backing startups. The work came down to charisma and "whale hunting" for allocations in obvious deals, and the feedback loop was five years long. Operating a company tells you within days whether a hire or a product call was right. He also found he was always the one telling founders the car was on fire, and he says that job belongs to the CEO.
2. **Going all in has a cost.** Rahal says he can't do anything halfway: when he commits, his friends drift off and his health slips. He blames "success bias" for a marriage and divorce that played out in about nine months after the sale. So before starting again he made a rule: settle your personal life first. He found his wife, waited for the non-compete to expire, and only then started David.
3. **The leader must master the product.** Rahal's test, as an investor and as a CEO: "if they have to pick up the phone to fix the product, they're fucked." His false starts in recycling and synthetic biology failed that test because he didn't understand those products well enough to fix them himself. He'd been in the food business since age 12\. Accepting that his gravestone might read protein bar guy took him three years.
4. **The protein bar is a wedge.** Rahal defines his category as anything you can buy in a store and says he is competing with Nestle, a company with more than $100 billion in revenue. David's mission is to make people's favorite foods "smarter" without telling them what not to eat, which he calls demonization and pseudoscience. The bar gave the company scale, a route to market and R&D capacity. It has since moved into frozen, ready-to-drink and confection products.
5. **A brand is a person.** Rahal builds brands like a human being: parents (the founders), DNA, values, tone of voice, clothes and friends. Friends means partnerships. David works with Andrew Huberman and would never partner with Ms. Rachel. He spent about six months defining David's identity around intelligence, beauty and discipline, taken from Michelangelo's sculpture and the chisel that carved it. After that the job is consistency for decades, since the best brands are all old and one lapse in quality can end them quickly.
6. **Product as marketing.** David's website chart showed the bar winning on every measure, which Rahal's investor instincts read as fake. The team searched for something with a better protein-to-calorie ratio, found only boiled cod, and listed it first. Then they actually sold frozen cod online at $55\. It never found product-market fit, but it kept the conversation on protein per calorie, and Rahal calls the idea "product is market."
7. **Anger needs an outlet.** As a child with dyslexia, Rahal overheard teachers asking whether he was stupid, and school took him 10 times the effort to earn a C or D. He says that left him contrarian, distrustful of authority and carrying resentment that therapy hasn't removed. Left alone, the anger makes him unhappy and turns destructive. Company building and hard exercise turn it into output, which is why sitting on the sidelines as an investor made him miserable.
8. **Hire founders with a chip.** The most talented people at David are former founders, recruited with the pitch that they get resources and technology without fundraising or bureaucracy. Rahal favors some inexperience plus "some damage," because experience pushes people to reason by analogy and skip the dumb questions. One team member came from a startup that lost its ingredient supply when Rahal bought the supplier. He balances these maniacs with calmer, pragmatic people, and puts corporate hires through an onboarding baptism that includes packing boxes.
9. **Culture runs through four processes.** Rahal treats the organization itself as a product, shaped by who you hire, how you onboard, who gets promoted and who gets fired. All four run on the company's values: truth seeking, humility and entrepreneurship. He targets the corporate habit of building data decks to cover yourself if an experiment fails, which he calls performative. He refuses the "founder" title because it carries privilege without a defined job, and calls it anti-meritocratic.
10. **Own your single source.** David's fat substitute came from Epogee, a struggling patent holder run mostly by lawyers. David bought 90% of its supply and later needed 150% of it. From day one Rahal had signed a supply agreement with most-favored-nation terms on price and inventory that held through a change of control. When Epogee offered to sell six months in, he bought it, and the 3 other buyers without contracts lost supply. Their antitrust suit was dismissed three times. Rahal admits he handled the communication badly and should have called the affected founders, but says he has no sympathy for building on a single-source ingredient without a contract.
11. **Raise without an auction.** Rahal put in $2 million of his own money, raised $8 million for working capital after launch, then $85 million from Greenoaks and Valor to fund the Epogee deal. He chose Greenoaks because, while he was refusing their calls, they had paid about 20 former RXBAR employees to talk about his leadership. He skipped an auction to protect management time and priced the round "rich, but not too rich," possibly giving up $100 million of valuation. He puts his own money into every round.
12. **Pay for speed.** Medici holds the shared functions (cash, law, regulatory, people) while each business unit runs its own P&L with its own sales, marketing, supply and finance, and finance acts as referee between supply and demand. Rahal accepts duplicated payroll because speed against mega-scale rivals is the point, and he says he'd leave if the company turned into a big, fat, stupid one. He has about 25 direct reports so he stays close to problems. He calls his core job "reactionary leadership support": find the fire, fix it or fund the fix, and get out of the way.

Watch the full video at [https://www.youtube.com/watch?v=QtjLireBMI8](https://www.youtube.com/watch?v=QtjLireBMI8&ref=signalful.com).