4.9/5

(1,422+ reviews)

Assay — Formula No. 01

28 mg clinically studied saffron

Size Chart

Size Chest (in) Waist (in)
XS 32-34 26-28
S 34-36 28-30
M 38-40 32-34
L 42-44 36-38
XL 46-48 40-42

Choose Your Plan

2714 of 3000 Batch 001 jars remaining

Founders' rate — locked for life 90-Day Supply $178.00 today · then $158.00 every 3 months $1.75 a day after your first order · pause or cancel anytime Weighted glass jar — yours to keep 90 capsules · 28 mg saffron each Batch card linking to your lab report Founders' rate honored as prices rise The Verification Kit — free with first order Proof vial — real threads Water test card Numbered batch card
Every refill, on schedule

A flat, low-waste pouch. A new batch number. That batch's independent lab report, linked from the card. Your rate stays at the founders' price.

30-Day Supply $78.00 today · then $58.00 every month $1.93 a day after your first order · pause or cancel anytime Weighted glass jar — yours to keep 30 capsules · 28 mg saffron each Batch card linking to your lab report Founders' rate honored as prices rise The Verification Kit — free with first order Proof vial — real threads Water test card Numbered batch card
Every refill, on schedule

A flat, low-waste pouch. A new batch number. That batch's independent lab report, linked from the card. Your rate stays at the founders' price.

Free U.S. shipping30-day keep-the-jar guaranteePause or cancel anytime

""Most supplements ask you to believe a story. Saffron doesn't need one — it's backed by years of human clinical research on mood and emotional well-being. Every capsule carries 28 mg, the dose those studies actually used.""
The Biohacking Standard
Assay
Others
Clinically studied Saffron
Most saffron products use generic, unstandardized extract — factually the category norm, this X is safe.
The studied dose: 28 mg
Not a proprietary blend. Not fairy-dusted.
Third-party tested, every batch
Independent lab analysis on every single production lot
Test it yourself
Real saffron threads and the water test card in every first order. Run the oldest purity test in the world at home.
Category
Amount
Saffron extract
Crocus sativus L. (stigma) — standardized actives, the extract from the clinical studies
28 mg
Organic beetroot powder
The carrier — and the crimson. Declared, not disguised.
Carrier
Hypromellose
The clear vegetarian capsule. See-through on purpose.
Capsule shell
Organic rice hull concentrate ·
Flow agent — keeps the powder moving during filling
Trace

Why you'll love this product

Lifts your mood†
Melts everyday stress†
Deeper, calmer sleep†
Feeds your vision†
Feel it by day 30 — or it's free

Saffron for 30-Days

The clinical studies measured a month of daily use. Here's what that month actually looks like — no hype, week by week.

Week 1

Feel the gentle lift of a brighter mood. No jitters, no sedation — just a calmer baseline that sets the tone for your day.†

Week 2

Your body settles into the rhythm. Notice steadier evenings, easier wind-downs, and deeper, calmer sleep.†

Week 3

Daily saffron helps melt everyday stress while keeping you sharp. Your mind feels clearer, your mood more resilient.†

Week 4

Long-term Effects

The benefits go deeper — supporting your vision, feeding your eyes' natural defenses, and giving you that calm clarity to thrive every day.†

Three thousand years of proof

Long before lab reports, saffron had a reputation. A short history.

Three thousand years of proof

Long before lab reports, saffron had a reputation. A short history.

Worth more than gold

For most of recorded history, saffron traded above gold by weight. Kings hoarded it. Merchants guarded it under lock.

Perfume of an empire

Cleopatra scented herself with it. Rome carpeted streets with it. In 1374, Europe fought a fourteen-week war over one stolen shipment.

The most counterfeited spice on earth

Two thousand years of fakes — dyed corn silk, safflower, cut paper. It's why every Assay batch ships with its lab report.

Feature product image

The power of Saffron

Prized for three thousand years, priced above gold, studied in modern clinical trials — saffron never needed marketing. It needed protecting from fakes. Here's the honest math.

The power of Saffron

Prized for three thousand years, priced above gold, studied in modern clinical trials — saffron never needed marketing. It needed protecting from fakes. Here's the honest math.

10+ Human clinical trials

Behind a saffron the exact extract in every capsule. Placebo-controlled, peer-reviewed — mood, stress, and sleep, measured.

150 Flowers per gram

Every thread hand-picked at dawn — no machine on earth can do it. The most labor-intensive ingredient in the world, and the most counterfeited.

100% Of batches tested

Every lot analyzed by an independent lab, report linked from your jar. Because with saffron, "trust me" has never been good enough.

Sources: published saffron clinical research · ISO 3632 grading standards · independent per-batch analysis.

One capsule. Four reasons people take it.

Saffron is among the most researched botanicals on earth. These are the four things people come to it for.

Vision

Vision

Feed your eyes. Saffron carries rare carotenoids most eye vitamins skip — daily nourishment for the hardest-working screens-era organ you own.†

Sleep

Sleep

Deeper, calmer nights. Not a sedative, not a melatonin hangover — an easier wind-down and better sleep quality, studied in real trials.†

Mood

Mood

Feel like yourself again. Saffron's best-studied territory — a brighter baseline and steadier days, without the blunted, flattened feeling.†

Everyday stress

Everyday stress

Melt the daily static. Support for a calmer response to everyday stress — sharp stays sharp, wound-up unwinds.†

REAL SAFFRON, VERIFIED
FREE U.S. SHIPPING
EVERY BATCH TESTED
REAL SAFFRON, VERIFIED
FREE U.S. SHIPPING
EVERY BATCH TESTED
REAL SAFFRON, VERIFIED
FREE U.S. SHIPPING
EVERY BATCH TESTED
REAL SAFFRON, VERIFIED
FREE U.S. SHIPPING
EVERY BATCH TESTED

Your Questions Answered

Everything worth knowing before your first jar — backed by our 30-day keep-the-jar guarantee.

How do I know your saffron is real? +

Three ways. We use a branded, clinically studied saffron extract — the exact material behind published human trials — sourced through its manufacturer's authorized supply chain. Every batch carries an independent lab report, linked from your jar. And your first order includes real threads with a water-test card, so you can check it yourself at home.

When will I feel something? +

The studies measured four weeks of daily use, and most people describe changes building gradually from week two on. Day 30 is the honest checkpoint — and when our guarantee applies.

Is this an antidepressant? +

No. Formula No. 01 is a dietary supplement that supports healthy mood and emotional balance — it doesn't treat, cure, or prevent any condition. If you take medication or manage a diagnosed condition, talk with your doctor first.

Why only one ingredient? +

Because 28 mg of the studied extract beats a teaspoon of ten underdosed ones. One ingredient, one dose, one lab report — nothing to hide behind.

How do refills work? +

Your first order includes the glass jar and verification kit. Refills arrive in flat pouches with a new batch card and that lot's lab report. Pause, skip, or cancel anytime.

Can I take it with other supplements or medication? +

With most supplements, yes. With medication — especially antidepressants or blood thinners — ask your doctor first. Saffron is biologically active; that's the point.

When will I feel something? +

The studies measured four weeks of daily use, and most people describe changes building gradually from week two on. Day 30 is the honest checkpoint — and when our guarantee applies.

Why only one ingredient? +

Because 28 mg of the studied extract beats a teaspoon of ten underdosed ones. One ingredient, one dose, one lab report — nothing to hide behind.

Can I take it with other supplements or medication? +

With most supplements, yes. With medication — especially antidepressants or blood thinners — ask your doctor first. Saffron is biologically active; that's the point.