Excellent 4.8 | 9,800+ Verified Reviews

No More 3AM Wake-Ups. Fall asleep softly, stay asleep, and wake up feeling like yourself again.

Name: Nucleva™ Cortisol Balance Drink
Brand: Nucleva
SKU: NUCLEVA-30
Price: 49.90 USD
Availability: InStock

You know the loop: eyes open at 3AM, mind racing through tomorrow, then a whole day running on empty. One raspberry-lemon stick at 9pm helps your body finally let go, with full clinical doses of KSM-66® Ashwagandha (600 mg), L-Theanine, Magnesium Bisglycinate & Vitamin D3, every dose printed right on the pack.*

Get Your Nights Back, Risk-Free

90-Night Money-Back Guarantee. Down to the last stick.

Sleep Through The Night Again* Calm Evenings, Steadier Mood* 600 mg KSM-66®, Full Clinical Dose

Patented Clinical Free Shipping 90-Day Guarantee

Still WIRED BUT TIRED at the end of every day?

One raspberry-lemon sachet in water at 9pm. Your 60-second evening ritual

Deep, restorative sleep. No melatonin, no grogginess*

90-night money-back guarantee, down to the last stick

They tried Nucleva™ Cortisol Balance

Nucleva

Ashley — 41 years old

★★★★★

"ok so I never write reviews but here we go. I've had sleep issues since my second kid (he's 6 now lol so… it's been a while). Tried melatonin, tried the sleepy girl mocktail thing from tiktok, tried no screens after 9 which lasted exactly 2 days. This one actually stayed in my routine because it just tastes good?? Like a raspberry lemonade. I drink it around 9 while packing lunches. I fall asleep faster but the bigger thing is I stopped lying there with my mind racing. My husband ordered his own box because he kept stealing sips of mine."

Verified buyer · United States

Nucleva

Sarah — 39 years old

★★★★★

"Bought it after seeing an ad and fully expected to return it. I'm a teacher with 3 kids, my stress is not going anywhere 😅 What I noticed after about 2 weeks, the end of the day doesn't wreck me the same way. I still get stressed obviously. But I'm not snapping at everyone by 6pm and then feeling guilty about it at midnight. That alone is worth it for me. Also tip: it dissolves way better in cold water, don't use warm."

Verified buyer · Australia

Nucleva

Camille — 33 years old

★★★★☆

"Almost gave up on this. The first week I felt absolutely nothing and I was annoyed because it's not the cheapest thing I've bought. Kept going because I'd already paid for the month. Then somewhere in week 2 it clicked. I'm a 3am waker and I sleep through most nights now, which hasn't happened in over a year. 4 stars because of the slow start and because the taste is slightly sweet for me, I just use extra water. Would definitely still buy again."

Verified buyer · United Kingdom

Nucleva

Jade — 27 years old

★★★★★

"ngl I ordered this half asleep at 2am. which is ironic. no regrets though. I bought it for sleep but the thing I didn't expect, I used to hit a wall every afternoon and inhale whatever sugar was closest. that's calmed down a lot?? my coworker took this pic because she says I've been 'suspiciously pleasant' lately lol. only complaint is there's one flavor. I would kill for a peach one. please make a peach one."

Verified buyer · United States

Nucleva

Lauren — 44 years old

★★★★★

"I'm the person who reads every label, so believe me when I say I did my homework before buying. Most ashwagandha products are 120-300mg and won't tell you the source. This is 600mg KSM-66 and it's printed right on the bag. That's why I picked it over cheaper ones. About 7 weeks in now. Sleeping deeper, less puffy in the morning, and I've stopped needing a nap to survive the weekend. It's not cheap. But neither were the five things that didn't work."

Verified buyer · Canada

Nucleva

Donna — 52 years old

★★★★★

"My friend Kathy had been going on about this stuff since spring. I finally tried it at her house mostly to get her to stop talking about it. Well. I've now been ordering it for 3 months, so you can imagine how that conversation went. I take it after dinner instead of my usual glass of wine, didn't plan that, it just sort of happened. Sleeping better, less bloated in the mornings, and my daughter says I'm less cranky. Which was rude. But fair."

Verified buyer · New Zealand

Nucleva

Michelle — 47 years old

★★★★★

"I don't know how to write this without sounding dramatic. For a couple of years I just felt… flat. Not sick, not depressed exactly. Just running on empty and used to it. This was one of maybe ten things I tried and it's the one that stuck, partly because the evening drink is a genuinely nice little moment for myself. 3 months in, I'm sleeping properly and I feel more like me. My husband noticed before I said anything. Anyway. If you're on the fence, it's the real deal."

Verified buyer · Ireland

Your evenings deserve to feel calm again.

Try Them Risk-Free — 90 Nights

As Seen In

Rated 4.7 based on over 9,800 reviews

Nucleva™ | Calm your evenings, sleep deeper, wake up feeling like yourself again.

●

Only 6% of stock remaining available today

Sep 17

Order Today

Sep 18 - Sep 19

Ships

Sep 21 - Sep 24

Delivered

90-Night Money-Back Guarantee

SELLING FAST — FIRST BATCH

📘 FREE Guide: "The Evening Reset — 7 Habits That Lower Evening Stress Naturally" (Value: $19.90)

Megan K.

Verified review

Not gonna lie, I only bought this because the ad followed me around for two weeks and I caved. But it's the first supplement I've ever actually finished the bag of. I have it around 9pm, tastes like raspberry lemonade, zero effort. I'm calmer in the evenings and I fall asleep faster — my Fitbit says my deep sleep is up since I started. Expected nothing. Currently on my third bag.

Nucleva™ Cortisol Balance Drink

$49.90

Most stress supplements hide behind "proprietary blends" — a legal way to underdose every ingredient without telling you. We do the opposite: every dose is printed on the pack.

🌿 600mg KSM-66® Ashwagandha

🍵 L-Theanine

✨ Magnesium Bisglycinate

☀️ Vitamin D3

Why it matters: in a 60-day randomized controlled trial, 600mg of KSM-66 ashwagandha per day — the exact dose in every Nucleva sachet — reduced serum cortisol by 27.9%.* Most competitors use 125-300mg and hope you won't check.

Zero sugar. Zero caffeine. Nothing to swallow — it's a raspberry-lemon drink you'll actually look forward to.

When stress and broken sleep keep your stress hormone elevated in the evening, your body stays in "survival mode" — and the cycle feeds itself: stress disrupts sleep, poor sleep raises stress. That's the Cortisol Loop. Here's how the evening ritual helps break it:

The Evening Wind-Down — One sachet in cold water after dinner. KSM-66 and L-theanine support a calm, healthy stress response — a settled feeling, without sedation.

Deeper, More Restful Sleep — Magnesium bisglycinate supports muscle relaxation and restful sleep, so nights feel less broken and mornings less heavy.

Out of Survival Mode — With calmer evenings and better sleep, night after night, many women report less morning puffiness and fewer stress-driven sugar cravings over the following weeks.

The honest timeline: most women feel the calm the first evening. Sleep tends to improve over the first 1-2 weeks. The rest builds over weeks 3-8 — that's why the 90-day supply is our most popular option. Individual results vary.

You've probably tried things that promised the world and delivered nothing. So we made this as simple as possible:

Try Nucleva for 90 full nights. If you don't feel calmer in the evenings and more rested in the mornings, we refund you — even if you've used every last sachet. No "unopened products only" fine print. No hoops.

No questions asked — one email is enough.

Real human support — write to us anytime, a person answers.

We take the risk so you don't have to. You love it, or you pay nothing.

Processing: 24 business hours

Delivery time: orders typically arrive within 5 to 8 business days. Most packages land well before the 8-day mark — we quote the longer window to stay on the safe side.

Tracking included — you receive a tracking number by email as soon as your order ships.

Questions? contact@nucleva.com

What if it's not your diet — but your stress hormone working against you?

You eat well. You do everything "right". And yet, you feel puffy in the morning, wired at night, drained by 4pm. The silent culprit is often cortisol, the stress hormone.

When stress and broken sleep keep it elevated, the body flips into "survival mode": it holds onto water, spikes sugar cravings and breaks your sleep which creates more stress. That's the Cortisol Loop. And it feeds itself, night after night.

Women who feel like their body changed almost overnight especially after 40. The ones who are "wired but tired": exhausted all day, wide awake at 11pm. Who wake at 3am for no reason. Who've tried magnesium alone, melatonin, cutting carbs and are done guessing.

It's probably not for you if you expect a magic fix in three days. The calm comes the first evenings the rest builds over weeks. That's how it works.

Four calming actives, at full doses, printed on the pack: 600mg KSM-66® ashwagandha (the exact dose used in the published research), L-theanine for calm without drowsiness, magnesium bisglycinate the form your body actually absorbs and vitamin D3.

No proprietary blend. No hidden amounts. Zero sugar, zero caffeine just a raspberry-lemon drink you'll look forward to every evening.

In a 60-day randomized, double-blind, placebo-controlled trial, 600mg of KSM-66 ashwagandha per day reduced serum cortisol by 27.9% and significantly improved perceived stress scores (Chandrasekhar et al., 2012).

Most supplements cite studies like this one then include a fraction of the studied dose. Nucleva uses the full 600mg. That's the difference between borrowing science and actually applying it.*

Start Tonight — Risk-Free

600mg

Nucleva™ Cortisol Balance The Evening Ritual — Full Clinical Doses, Printed on the Pack 90-Night Money-Back Guarantee

Supports a calm, healthy stress response Deeper, more restful sleep — without grogginess Full 600mg clinical dose of KSM-66 Zero sugar, zero caffeine — tastes like raspberry lemonade

Feel like yourself again — one evening at a time

Stop waiting for the stress to magically disappear. With Nucleva, you don't have to overhaul your life to start feeling different — you just have to mix one sachet into cold water, tonight.

Its four calming actives at full clinical doses support a calm stress response and deeper, more restful sleep — and as the nights add up, many women notice less morning puffiness and fewer sugar cravings. The loop breaks the way it formed: night after night.

"I didn't change anything else about my routine. Three weeks in, I stopped waking up puffy and I'm sleeping through the night. It's the only habit I've actually kept."

Diane R. ✓ Verified Purchase

★★★★★

✦ Full Clinical Doses ✦ Zero Sugar · Zero Caffeine

What's Inside

4 Actives. 1 Job:
Calm Your Evenings.

No jargon needed. One sachet gives you four actives, each with one clear job. Full doses, all printed on the pack. Here's what each one does for you:

Switches off the mental chatter

Ashwagandha KSM-66, 600mg. The exact dose from the clinical study, not a sprinkle.

Calm, not knocked out

L-Theanine. Relaxes you without drowsiness. No morning fog.

Deeper, unbroken sleep

Magnesium Bisglycinate. The form your body actually absorbs.

Steadier mood, every day

Vitamin D3. The daily foundation most of us are missing.

-27.9%

Cortisol Drop In Study*

600mg

Ashwagandha Per Sachet

Sugar · No Caffeine

Try It Risk-Free For 90 Nights Satisfied or refunded. Down to the last sachet. *Chandrasekhar et al., 2012. KSM-66 ashwagandha 600mg/day for 60 days.

Real Evenings, Real Stories

They Broke The Loop First

Different ages, different lives, same vicious circle. Here's what changed when the evenings changed.

90-Night Guarantee Verified Purchases

3AM Wake-Ups

"I was wide awake at 3am doing the math on how much sleep I had left. Two weeks in, I started sleeping straight through. I'd forgotten what that felt like."

Before

Awake 3 or 4 times a night, exhausted before the day even started

After

Sleeping through most nights. My alarm wakes me now, not my brain.

Karen H.48 · Nurse · Denver

Verified

Wired But Tired

"Dead tired all day, wide awake the second I got in bed. That was my life for two years. Now I drink it while packing school lunches and my brain actually switches off."

Before

Running on coffee, second wind at 11pm, scrolling until 1am

After

Wound down by 10pm. Asleep fast. Mornings finally feel like mornings.

Melissa J.36 · Mom of 3 · Atlanta

Verified

Sugar Cravings

"I bought it for sleep. The surprise was 4pm: I just stopped needing something sweet to survive the afternoon. The candy stash in my desk drawer is still full."

Before

Vending machine run every day at 4pm, guilt every night

After

The afternoon wall softened. Three weeks, candy stash untouched.

Priya N.29 · Software Dev · San Diego

Verified

"It's Just Your Age"

"My doctor shrugged and said 'it's just your age.' I refused to accept feeling stressed and puffy forever. Three months in, I feel like myself again. My age had nothing to do with it."

Before

Puffy mornings, on edge all day, told to just live with it

After

Calmer evenings, lighter mornings. Done feeling like a stranger.

Linda P.55 · Realtor · Phoenix

Verified

Tried Everything

"Melatonin left me groggy. Magnesium alone did nothing. As a pharmacist, I bought this for one reason: the doses are printed on the pack. It's the first thing that worked without knocking me out."

Before

A drawer full of half-used supplements that never delivered

After

One sachet after dinner. Calm evenings, clear mornings. Done searching.

Rachel W.42 · Pharmacist · Columbus

Verified

The 9pm Swap

"It replaced my nightly glass of wine without me even planning it. Same cozy evening moment, except now I sleep deeply and wake up without the fog. At 61, that's not nothing."

Before

Wine to unwind, broken sleep, foggy slow mornings

After

Raspberry ritual at 9pm. Deep sleep. Bright mornings.

Gail S.61 · Retired Teacher · Charleston

Verified

Swipe for more →

🔬 Backed By Research

You've tried everything.
This one has the dose.

Melatonin knocks you out and leaves you foggy. "Just relax" doesn't work. Nucleva takes a different route: the full 600mg dose of KSM-66 ashwagandha from the actual clinical study, in one evening drink.

-27.9%

Serum cortisol reduction after 60 days at 600mg per day.*

-44%

Drop in perceived stress scores in the same trial.*

600mg

The exact studied dose in every Nucleva sachet. Most brands use 125-300mg.

"Night one I felt calmer. Week two I stopped waking up at 3am. Week four my sister asked what I was doing differently."

Tina B. ✓ Verified

"The puffy morning face was my normal for years. It isn't anymore. That's all I needed."

Carol D. ✓ Verified

I Want My Evenings Back

Helps with

Calmer, less-stressed days Deeper, more restful sleep Fewer 3AM wake-ups Supports healthy cortisol levels Less bloating & puffiness Steadier mood Fewer sugar cravings Feel like yourself again Calmer, less-stressed days Deeper, more restful sleep Fewer 3AM wake-ups Supports healthy cortisol levels Less bloating & puffiness Steadier mood Fewer sugar cravings Feel like yourself again

Every detail designed
for your calm

Clinically-studied actives, zero sugar — one easy evening ritual.

Real clinical doses

Ashwagandha, L-theanine, magnesium & vitamin D3 at the amounts used in studies — printed on the pack. No proprietary blends, no fairy dust.

Calm you can feel

L-theanine brings a wave of calm in about 20 minutes — focused, not drowsy. Ashwagandha builds deeper, steadier calm over the weeks.

A ritual you'll keep

One raspberry-lemon sachet in water each evening. Tastes like a treat, zero sugar, no caffeine — the easiest part of your night.

Real clinical doses

Ashwagandha, L-theanine, magnesium & vitamin D3 at the amounts used in studies — printed on the pack. No proprietary blends, no fairy dust.

Why Nucleva and not the others?

The difference is in the formula.

Nucleva®

★★★★★

Other brands

★★☆☆☆

Clinically-studied doses, printed on the pack

A delicious drink — not pills to swallow

No caffeine, no hormones, zero sugar

Cancel anytime — no subscription traps

60-day money-back guarantee

Our Promise

Love It
Or Get Refunded

90-Day Guarantee — Zero Risk.

Wear it for 90 days. At work, at home, out and about. If your belly isn't visibly flatter, if you don't feel more confident, and if you're not reaching for it every morning out of habit — full refund. No questions. No hassle.

We designed this camisole to become the one you can't live without. If that's not the case, it's our problem, not yours.

Your confidence in your own body is the only result that matters.

100% Refunded

90 Days To Try

No Questions Asked

FAQ

Who is Nucleva for?

Nucleva is for anyone whose stress won't switch off — especially women 40+ navigating perimenopause and menopause. If you feel wired but tired, wake up at 3AM, snap at everyone, crash every afternoon or fight sugar cravings, Nucleva is your nightly reset — a gentle, non-hormonal way to support a calmer body and mind.

How does Nucleva work?

Nucleva works on the root of it all: cortisol, your stress hormone. When cortisol stays high, it disrupts sleep, mood, energy and cravings. Each evening sachet delivers four calming actives — KSM-66® ashwagandha, L-theanine, magnesium bisglycinate and vitamin D3 — that help support healthy cortisol levels and ease your body out of "always-on" mode, so you wind down, sleep deeper and wake up more like yourself.* Every dose is printed on the pack — no proprietary blends.

How long before I feel a difference?

Many people feel a gentle wave of calm within the first 15-30 minutes (that's the L-theanine). Deeper, more restful sleep usually shows up in the first 1-2 weeks, and the fuller benefits of ashwagandha — steadier mood, fewer cravings, that lighter feeling — build over 4-8 weeks of daily use. Consistency is everything.*

How do I use it?

Easy: mix one sachet into a glass of cold water each evening, ideally 60-90 minutes before bed. That's it — no pills to swallow, no routine to overhaul. Make it the calm end to your day.

What does it taste like? Any caffeine or sugar?

It tastes like a raspberry-lemonade treat. No caffeine, no added hormones, zero sugar, no artificial sweeteners — vegan and made in a GMP-certified facility.

Is it safe? Any side effects?

Nucleva uses well-studied, non-hormonal ingredients and is third-party tested. It's not a sedative — it won't knock you out or flatten your mood. As with any supplement, please check with your doctor before use if you're pregnant, nursing, taking medication (including thyroid, blood-pressure or blood-thinning medication) or have a medical condition. Listen to your body and take a break whenever you like.

What are the shipping times?

Orders are processed within 24 hours.

We offer free delivery within 5 to 8 business days across the US, UK, Canada, Australia, New Zealand and Ireland. A tracking number is emailed to you as soon as your order ships.

What's your guarantee?

Every order is backed by our 60-day, down-to-the-last-sachet guarantee. If you don't feel the difference, email us at contact@nucleva.com and we'll refund you — no hoops, no hidden conditions. If you subscribe, you can cancel anytime in one click.

Didn't find your answer?

We'd be happy to help you here.

⭐ Verified Reviews

What our customers are saying

4.96 / 5

Based on 1,229 reviews

Extracted from a selection of verified reviews

1177

Ashley R.

Verified

I sleep through the night now

I had my doubts after trying so many things that did nothing. But I'm on my third week and I actually sleep THROUGH the night now. I used to wake up at 3am like clockwork with my heart pounding that's basically gone. And it tastes like a little treat before bed, which I genuinely look forward to.

05/2026

Angela M.

Verified

INCREDIBLEEEE the 3am wake-ups just stopped

Honestly zero expectations after being let down so many times. Then within a week the thing I'd struggled with for YEARS waking up at 3am wired and anxious just stopped. I don't fully understand how but I'm not questioning it. I feel calmer during the day too.

05/2026

Natalie B.

Verified

I'm 53 and I finally feel like myself again

Since menopause everything changed my sleep, my mood, my patience. I felt like a stranger in my own body. A month in on Nucleva and I feel like ME again. I sleep deeper, I'm not snapping at everyone, and I'm noticeably less bloated in the evenings. First thing that's actually helped.

04/2026

Lucy V.

Verified

This replaced my evening glass of wine

I used to pour a glass of wine every night just to "come down" from the day. Now I make my Nucleva instead same wind-down ritual, minus the 2am wake-up and the guilt. I feel calmer within about 20 minutes and I sleep so much better. Didn't expect to actually enjoy the swap.

04/2026

Karen D.

Verified

My coworkers said I seem so much calmer

Came back from a brutal few months at work totally frazzled and stress-eating every night. Three weeks in, two coworkers said I seemed "so much calmer lately." The 9pm snack cravings have really eased off too. Nobody knows my secret and I'm keeping it ;)

04/2026

Angelica M.

Verified

I cried from relief

Not from sadness relief. I've been carrying so much (work, kids, aging parents) and I was running on empty and anxious all the time. A few weeks on this and my nervous system finally feels like it exhaled. I can breathe again. Thank you.

Saw it on Instagram, was skeptical, tried it anyway. Now it's a nightly reflex. I'm calmer, I sleep, and my husband says I seem less stressed. Sold.

12/2025

Julia A.

Verified

Just works, every night

No frills review: I take it, I feel calmer, I sleep better, I do it again the next night. Simple and effective. Exactly what I needed.

12/2025

No More 3AM Wake-Ups. Fall asleep softly, stay asleep, and wake up feeling like yourself again.

Still WIRED BUT TIRED at the end of every day?

Our customers say itbest

They tried Nucleva™ Cortisol Balance

What if it's not your diet — but your stress hormone working against you?

Feel like yourself again — one evening at a time

4 Actives. 1 Job:Calm Your Evenings.

Switches off the mental chatter

Calm, not knocked out

Deeper, unbroken sleep

Steadier mood, every day

They Broke The Loop First

You've tried everything.This one has the dose.

Every detail designedfor your calm

Real clinical doses

Calm you can feel

A ritual you'll keep

Real clinical doses

Calm you can feel

A ritual you'll keep

Why Nucleva and not the others?

Love ItOr Get Refunded

FAQ

Who is Nucleva for?

How does Nucleva work?

How long before I feel a difference?

How do I use it?

What does it taste like? Any caffeine or sugar?

Is it safe? Any side effects?

What are the shipping times?

What's your guarantee?

Didn't find your answer?

What our customers are saying

I sleep through the night now

INCREDIBLEEEE the 3am wake-ups just stopped

I'm 53 and I finally feel like myself again

This replaced my evening glass of wine

My coworkers said I seem so much calmer

I cried from relief

HRT helped my hot flashes, this helped the rest

Got me through my daughter's wedding week

The customer service deserves 5 stars too

Finally a supplement I actually keep taking

My perimenopause anxiety is so much better

Gentle it doesn't knock me out

The hormone gummies did nothing. This actually works.

Kept me calm on a long-haul flight

Got me through the worst month

I stopped waiting to "have it all together"

3 months in, still working, doses clearly listed

Really good just be patient the first couple weeks

WOOOOW I slept 8 hours straight

So much more patient with my kids

Finally understood why other stuff never worked

Ordered Friday, felt a difference within the first week

A first step toward feeling okay again

6 months postpartum and I finally feel human

My new favorite part of the evening

At 61 I have my evenings back

Officially out of the 3am club

Done with supplements that do nothing

Steady, calm, and it tastes great

Bought one for my mom and my sister

Love it please make a subscription option

Calmer through a whole stressful day

Great product and a great team

Weirdly makes me want to take care of myself

Clean label, no junk, actually works

After 2 kids my nervous system was shot

Works great, a touch tart for me

Can't believe this exists and I only just found it

Less puffy, calmer, sleeping all of it

Bought it off an ad, zero regrets

Just works, every night

Our customers say it
best

4 Actives. 1 Job:
Calm Your Evenings.

You've tried everything.
This one has the dose.

Every detail designed
for your calm

Love It
Or Get Refunded