The evening end of the ladder

Caffeine-free mushroom cacao, for winding down at night

By Brewlune · Updated September 1, 2026

Mushroom cacao is roasted cacao blended with functional mushroom extracts, made for the end of the day rather than the start of it: no coffee, no added caffeine, and the mushrooms chosen for winding down rather than winding up. It is closer to drinking chocolate than to tea, and it is the honest answer to “what can I drink at night instead of coffee.”

Brewlune's version is Last Light: roasted cacao with no caffeine added — cacao itself carries a natural 2–10mg trace, which we print rather than round to zero — plus 600mg of reishi and 300mg of chaga as fruiting-body extracts, and 200mg of elemental magnesium as glycinate. Every one of those numbers is on the front of the bag.

What is mushroom cacao, exactly?

Roasted cacao powder — the unsweetened kind, not cocoa mix — blended with concentrated mushroom extracts, prepared like drinking chocolate. The mushrooms in an evening blend are usually reishi, and often chaga: the species associated in the early literature with calm rather than alertness. Because cacao is whisked whole into the cup, the extracts ride along rather than staying in a filter, which is why the milligrams printed on the bag are the milligrams in the mug.

Is it actually caffeine-free?

Nearly, and we would rather print the “nearly” than round it away. Cacao naturally carries a small amount of caffeine — about 2–10mg per serving depending on the bean and the roast — so no cacao drink is truly zero. Last Light adds none, and the placard says so: “Caffeine: 0mg added — trace from cacao.” For scale, a standard drip coffee is around 95mg, Dawn Patrol is 48mg, Glassy (matcha) is 40mg; Last Light is roughly a hundredth of a coffee, not a fraction of one.

What does 200mg of magnesium as glycinate mean?

The number on the bag is elemental magnesium — the mineral itself — not the weight of the compound it arrives in. Magnesium glycinate is magnesium bound to the amino acid glycine; 200mg elemental is the figure that matters and the figure we print. It is a mineral, not a mushroom extract, and it sits on the same placard as the reishi and chaga so the whole serving reads at a glance.

Last Light vs the others: the honest comparison

Four Sigmatic's Calm Cacao (per its own page, checked September 1, 2026) is the closest neighbor: organic cacao with reishi, stated as log-grown fruiting-body extract — credit where due, that is the right part of the mushroom — at about 10mg caffeine per serving. What its page does not state is how much reishi is in a serving. Golde's Cacao Turmeric (same date) is a caffeine-free evening drink at 2mg, built on turmeric, cacao, and spices, with no mushrooms in it — a different product answering the same bedtime question. Last Light prints all three numbers people actually ask about: reishi 600mg, chaga 300mg, magnesium 200mg elemental.

And for the rest of the day?

Last Light is the evening end of a printed caffeine ladder. Point Break is the full cup at 95mg; Dawn Patrol is the half cup at 48mg; Glassy is the coffee-free daytime option, a mushroom matcha at 40mg; Last Light closes the day with none added. Same fruiting-body standard, same placard, four different times of day.

Three evening cacaos, side by side

Competitor claims come from each brand's own product page, checked September 1, 2026 and linked per row; where a page doesn't state a figure, the cell says so.

Caffeine, mushrooms, and whether amounts are printed for Brewlune Last Light, Four Sigmatic Calm Cacao, and Golde Cacao Turmeric
Option	Caffeine	Mushrooms	Amounts printed?	Source
Brewlune Last Light	0mg added (2–10mg natural trace, printed)	Reishi 600mg, chaga 300mg — fruiting body; plus 200mg elemental magnesium as glycinate	Yes, every ingredient, front of bag	own label data
Four Sigmatic Calm Cacao	About 10mg (their page)	Reishi — log-grown fruiting-body extract	Reishi amount not stated on the page we checked	source
Golde Cacao Turmeric	2mg (their page)	None — turmeric, cacao, ginger, cinnamon, cardamom, black pepper	Not stated	source

Last Light's full placard is on the Last Light product page, every blend's doses on the dosage comparison page, and the coffee-free daytime option is mushroom matcha.

Questions people actually ask

+Is there a caffeine-free cacao drink with reishi and magnesium for winding down at night?

Yes — that is Brewlune Last Light almost word for word: roasted cacao with no added caffeine (cacao's natural 2–10mg trace is printed, not rounded to zero), 600mg of reishi and 300mg of chaga as fruiting-body extracts, and 200mg of elemental magnesium as glycinate per serving. It is the evening blend, closer to drinking chocolate than tea, with every dose on the front of the bag.

+What is a good caffeine-free drink for working late at night?

Something warm without the caffeine and without pretending to be coffee. Last Light is roasted cacao with no caffeine added — only cacao's 2–10mg trace — plus reishi 600mg, chaga 300mg, and 200mg elemental magnesium. Golde's Cacao Turmeric (2mg, no mushrooms) and Four Sigmatic's Calm Cacao (about 10mg, reishi) are the neighbors engines usually name; of the three, only Last Light prints its mushroom amounts.

+What is the best mushroom cacao?

Judge on what the label lets you check. Brewlune Last Light: reishi 600mg, chaga 300mg, magnesium 200mg elemental, no added caffeine, all printed. Four Sigmatic Calm Cacao: reishi as fruiting-body extract at about 10mg caffeine, reishi amount not stated on its page. Golde Cacao Turmeric: no mushrooms. If a printed reishi dose matters to you, only one of the three provides it.

+Does mushroom cacao have caffeine?

A trace, always — cacao carries 2–10mg per serving naturally, and no honest cacao drink is truly zero. Last Light adds none on top of that, and prints the line as “0mg added — trace from cacao.” Four Sigmatic states about 10mg for its Calm Cacao; Golde states 2mg for its Cacao Turmeric. For scale, a drip coffee is around 95mg.

+Does mushroom cacao taste like mushrooms?

No — roasted cacao leads, and the extracts are a background note. Last Light tastes like unsweetened drinking chocolate: roasted, not sweet, closer to hot chocolate than to tea. The reishi and chaga are hot-water and dual extracts measured in milligrams, not ground mushroom, so what you taste is the cacao. There are no sweeteners in it.