The Best Functional Coffee Add-Ins

Our reviewer optimized his morning cup of coffee with creamer substitutes that promise health benefits and mental clarity.

Not Recommended

Red mug with brown liquid inside beside an orange resealable pouch
Photograph: Pete Cottell

Four Sigmatic Think Vanilla Coconut Creamer for $15: Four Sigmatic carries a staggering variety of boosted coffee and coffee-adjacent elixirs, so there’s a nonzero probability of finding a clunker or two in what may well be a portfolio of otherwise fine products. The bonus brain tickle from the lion’s mane and L-theanine in their Think Organic Coffee creamer is not nothing, but the flavor put forth by this tiny dose–just 8 grams of powder recommended per cup of coffee–is not something I found myself excited to revisit in the week I spent testing this one. The vanilla and coconut notes are far less pronounced than other comparable products, with the monk fruit extract handling most of the heavy lifting within the flavor profile. If you’re on a keto diet and are already used to this style of sweetener, then this is a good fit for you, while anyone who prefers more normie sweeteners (or none at all) may want to avoid Think altogether.

Green mug with brown liquid inside beside a white resealable pouch
Photograph: Pete Cottell

Cymbiotika Nootropic Creamer in Coconut Vanilla for $30: During the pandemic, the Pittsburgh-based supplement and fitness store GNC filed for Chapter 11 bankruptcy. They closed over 1,000 stores in the process, and today they’re limping along with a patchwork of poorly stocked, barely open shops in strip malls and zombie malls across the country. In the end, they survived the pandemic, but a new challenger emerges: app-based clean-girl superstores run by businessmen-turned-wellness gurus. Cymbiotika fancies itself as a one-stop shop for wellness influencers and wannabes of all stripes. No matter what your malady or fitness goals may be, this San Diego–based company has a salve, balm, powder, or oil to help. Lines are clean, colors are muted, and the aesthetics are, uh, aesthetic. This is a fine business model if their products were good, but their nootropic creamer calls into question their stylish, minimalistic approach. It has very little flavor in its minuscule 5.2-gram dose, and what little flavor it does have is heavy on stevia. You could up the dose for efficacy, but you probably won’t want to after one cup of this astringent, uncanny powder. To add insult to injury, the strip that seals the mylar bag closed is tiny and comes preloaded with a thin coating of powdery gunk, making it impossible to close effectively after just one use. If I had a supplement “stack” that was lacking in alpha GPC or L-theanine, I suppose this is an acceptable vehicle for filling in those nutritional cracks, but the idea of continuing use of this as a stand-alone creamer replacement is more unappealing than spending a week at a wellness retreat in the desert led by a guy named Kaarsen who went viral on Tik Tok by explaining that vegetables are bad for you, actually.

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