A clinically-formulated daily powder for endurance athletes and everyday performers. Sixty-plus bioavailable nutrients. Tested for what isn't in it as much as what is.
MORGAN MCDONALD · SYDNEY AU
Australian Olympian and NCAA champion now competing at the senior international level. Phos is part of the daily protocol that holds together a 100-mile training week.
JAQUAVIOUS HARRIS · ATLANTA GA
A rising American distance runner with sub-elite road and track marks, training out of Atlanta. Honest mileage, honest fuel, no shortcuts.
DAVIN THOMPSON · BYU
Emerging distance runner inside one of the nation's premier collegiate programs. Phos sits next to the breakfast on training days, not the marketing.
NOAH JENKINS · BYU
BYU distance runner balancing collegiate-level training volume with the long arc of building a senior career. Quiet, methodical, consistent.
CREED THOMPSON
One of the strongest collegiate distance commitments in the country. A runner who treats every interval as a deposit.
SANTIAGO GAITAN · WELLAND ON
Elite Canadian distance runner from Welland, Ontario competing on the world stage. The recovery side of training matters as much as the work.
TRAVIS FEENY · SUU
Distance athlete competing at altitude with Southern Utah. The kind of runner who shows up every Sunday for the long one — and earns the result.
COACH SPOTLIGHT · TBD
Endurance, college, and club coaches recommending Phos to their athletes. Featured profile coming in the next content cycle.
Best value · Full system
PM Blend · Recovery + Sleep
AM Blend · Energy + Cognition
There are dozens of all-in-one powders on the shelf right now. Most rely on proprietary blends, synthetic forms, and clever labels. Phos doesn't. Here is exactly what makes it different — line for line.
Here is what that actually felt like — across energy, gut health, sleep quality, and overall wellbeing — in users who took Phos for at least four weeks. Self-reported, but consistent.
Reported feeling more energy through the back half of the day — the window most stacks miss.
Reported less bloat and steadier digestion within four weeks. Pre + probiotic PM doing real work.
Reported deeper, more continuous sleep. The PM blend was built around recovery, not stimulants.
Reported other meaningful improvements — skin, mood, focus, recovery time after hard sessions.
Designed for everyone, from beginner to professional. If an athlete in a tested sport can take it, so can you.
Every Phos formula is BSCG Certified Drug Free, independently tested to confirm no banned substances for safe, trusted performance.
All Phos products are third-party lab tested to ensure potency, purity, and safety from harmful microbes — giving you total confidence in every batch.
Produced in an NSF GMP-certified facility. The same quality control standard used by professional supplement manufacturers for tested sport.
Free shipping on all U.S. domestic orders. Easy to start, easy to stay on — Phos delivered right to your door, every month.
No artificial sweeteners, no candy notes, no aftertaste. Mixes in cold water in fifteen seconds with a shaker bottle. Take the AM with breakfast, the PM thirty to sixty minutes before bed.
Clean energy from methylated Bs, chelated minerals, and 5g of creatine. Take with fat-containing food for full absorption.
No blender required. Clumps mean too little water or too gentle a shake. The trick: cold liquid, real shaker bottle, ten firm shakes.
Pre + probiotic, magnesium, adaptogens. Designed around recovery, not stimulants. Soft berry, no aftertaste.
Every ingredient in Phos is disclosed by name and dose and sourced for bioavailability — the form your body actually uses, not the cheapest form a label can claim.
Yeast-derived beta-glucan with clinical data on immune resilience under training load.
Magnesium, zinc, calcium, potassium — amino-acid-bound for absorption your gut accepts.
Pre-converted so the ~40% of people with MTHFR variants don't get skipped over.
The full tocopherol family from real food rather than synthetic dl-alpha-tocopherol isolated.
Type I + III for joints, tendons, and connective tissue. The hardware that holds a training cycle together.
The bioavailable form — not the cheaper, less-absorbed ubiquinone most labels use.
The math everyone avoids doing. Phos consolidates a typical clean-label endurance stack into one daily protocol — and reclaims the four-figure annual bill you probably haven't tallied lately.
Typical breakdown for an endurance athlete or active adult buying clean-label supplements separately. Roughly. Be honest with yourself.
I'm a master's swimmer and I was running a stack of magnesium, creatine, a B-complex, and a greens powder. Phos replaced all four. I feel more recovered the morning after a hard set and I'm not chasing capsules around the kitchen anymore.
I expected the AM blend to be the workhorse. It's actually the PM. I'm waking up before my alarm now. As a 47-year-old who trains six days a week, that's worth the price by itself. The fact that it also handles vitamins is icing.
I read the full panel on AG1, IM8, and three others before pulling the trigger on Phos. Methylated Bs, chelated minerals, real creatine dose, ubiquinol instead of ubiquinone — it's not even close on the actives. The taste is also surprisingly clean.
If you're considering switching from AG1, IM8, or a stack of separate bottles — these are the questions we hear most. If yours isn't here, email hello@phosperformance.com.
One daily protocol. Sixty-plus bioavailable nutrients. Built and tested for athletes who need it to work — and accessible to anyone who wants the same standard. Free shipping. Sixty-day money-back guarantee. The risk is on us.