Keep it regular
Go to bed and wake up at similar times — even on weekends.
Our science
Your body does its best work while you rest.
Sleep is the most powerful recovery tool you already own. Our job is to help you protect it — with evidence-informed formulas and habits that are simple enough to keep.
The architecture of sleep
Not one state, but a sequence.
Across the night, sleep moves through repeating cycles of roughly 90 minutes. Earlier cycles tend to hold more deep sleep; later ones hold more REM. Each stage contributes differently to how rested you feel.
That's why timing and consistency matter as much as total hours. A regular bedtime helps protect the full sequence — night after night.
A typical night, simplified
IllustrativeDeep sleep — concentrated in early cyclesREM — longer toward morning
Formulation principles
Fewer ingredients. Better reasons.
01
Full disclosure
Every ingredient and dose is printed on the label. No proprietary blends.
02
No melatonin
We formulate without hormones, so Nightfall can be part of a nightly routine.
03
Independent testing
Batches tested by third-party labs for purity and label accuracy. (Demo claim.)
04
Honest language
We describe what ingredients are traditionally used for — never what they'll cure.
Beyond the bottle
Habits that do the heavy lifting.
No supplement replaces the fundamentals. These widely recommended sleep-hygiene habits are where we suggest everyone begins.
Cool & dark
A cool, dark, quiet room. A sleep mask helps when the room won't cooperate.
Dim the evening
Lower lights and screens in the hour before bed to signal the day is ending.
Time your caffeine
Keep caffeine to earlier in the day; it can linger for hours.
The information on this page is general and educational, not medical advice. VESPER products are not intended to diagnose, treat, cure or prevent any disease. If you have persistent sleep problems, please consult a qualified healthcare professional.
Put it into practice
Shop Nightfall Start your evening ritual.
The Night Letter
Make recovery a ritual.
Monthly notes on sleep, training and restoration — plus early access to new releases and 10% off your first order.
Welcome to the ritual.
We'd send your 10% welcome code to . (Demo — no email is sent.)