Nguyen Coffee Supply Caffeine Levels by Blends & Roasts

What Is Nguyen Coffee Supply?

Nguyen Coffee Supply is a pioneer in bringing Vietnamese coffee culture to the U.S. market. Unlike most specialty roasters, they emphasize robusta beans, which are often overlooked but provide higher caffeine and a stronger flavor profile.

• Founded by Sahra Nguyen – First-generation Vietnamese-American entrepreneur.
• Direct-trade sourcing – Beans purchased directly from Vietnamese farmers.
• Product range – Includes blends like Loyalty (arabica + robusta), Moxy (100% arabica), and Truegrit (100% robusta).
• Mission – To elevate robusta’s reputation and highlight Vietnam’s coffee heritage.
• Roasting location – Brooklyn, New York.

This focus on robusta sets Nguyen Coffee Supply apart, offering consumers a choice between smoother arabica blends and stronger, more caffeinated robusta options.

Caffeine Levels in Nguyen Coffee Supply: Blend Comparison

Nguyen Coffee Supply offers a range of blends that vary in caffeine strength depending on bean type and roast. Robusta beans naturally contain more caffeine than arabica, so blends with higher robusta content deliver stronger energy.

Nguyen Coffee Supply – Truegrit Robusta: Medium Roast Whole Beans

Robusta beans naturally contain nearly twice the caffeine of arabica, and this medium roast highlights their bold, earthy character while keeping the flavor smooth enough for daily drinking.

Defining features of Truegrit Robusta:

• 100% Robusta Beans – Higher caffeine content, averaging 180–220 mg per serving.
• Medium Roast Profile – Balanced between strong flavor and approachable smoothness.
• Flavor Notes – Earthy, nutty, with hints of dark chocolate.
• Energy Boost – Ideal for those needing sustained focus and alertness.
• Versatility – Works well with phin drip, espresso, or cold brew.

Truegrit is perfect for anyone who wants a bold Vietnamese coffee experience with serious caffeine power. It’s strong yet balanced, making it suitable for both traditional brewing and modern methods.

Nguyen Coffee Supply – Hanoi Robusta: Dark Roast Whole Beans

Hanoi Robusta is a dark roast robusta blend inspired by the strong, traditional coffee culture of Vietnam’s capital. With robusta’s naturally high caffeine, this roast delivers intensity in both flavor and energy, averaging 170–210 mg per serving.

Defining features of Hanoi Robusta:

• Dark Roast Robusta – Bold, smoky, and deeply roasted.
• High Caffeine Content – Strong kick, slightly less than Truegrit but still powerful.
• Flavor Notes – Bittersweet chocolate, roasted nuts, and a hint of spice.
• Traditional Inspiration – Reflects the strong coffee style enjoyed in Hanoi cafés.
• Best Brewing Methods – Phin drip or cold brew for authentic depth.

Hanoi Robusta is ideal for those who love a deep, smoky flavor paired with high caffeine. It captures the essence of Vietnamese street coffee culture, offering a bold cup that energizes and satisfies.

Nguyen Coffee Supply – Saigon Robusta & Arabica Blend: Dark Roast Whole Beans

The Saigon blend combines robusta and arabica beans in a dark roast profile, delivering both high caffeine and bold flavor. Inspired by the bustling coffee culture of Saigon, this blend balances the strength of robusta with the smoothness of arabica, averaging 150–190 mg of caffeine per serving.

Defining features of Saigon Blend:

• Robusta + Arabica Mix – Strong caffeine with smoother edges.
• Dark Roast Character – Smoky, bold, and full-bodied.
• Flavor Notes – Bittersweet chocolate, roasted nuts, and subtle caramel.
• Energy Level – Higher than pure arabica, slightly less than 100% robusta.
• Versatile Brewing – Works well in phin drip, espresso, or French press.

It captures the intensity of Vietnamese coffee while offering a smoother finish, making it perfect for those who enjoy bold flavors without overwhelming bitterness.

Nguyen Coffee Supply – Loyalty Signature Robusta & Arabica Blend: Medium Roast Whole Beans

Loyalty is Nguyen Coffee Supply’s signature blend, crafted with a balanced mix of robusta and arabica beans roasted to a medium level. It delivers a smooth yet energizing cup, averaging 140–180 mg of caffeine per serving.

Defining features of Loyalty Blend:

• Balanced Bean Ratio – Robusta for strength, arabica for smoothness.
• Medium Roast Profile – Bright, approachable, and versatile.
• Flavor Notes – Chocolate, almond, and a touch of fruitiness.
• Caffeine Level – Stronger than pure arabica, gentler than 100% robusta.
• Brewing Flexibility – Excellent for phin drip, pour-over, or cold brew.

It’s smooth enough for everyday drinking yet strong enough to provide a reliable caffeine boost, making it one of Nguyen Coffee Supply’s most popular blends.

Nguyen Coffee Supply – Moxy Arabica: Medium Roast Whole Beans

Moxy is Nguyen Coffee Supply’s 100% arabica blend, crafted for those who prefer a smoother, lighter coffee experience. With arabica’s naturally lower caffeine content, Moxy averages 80–120 mg per serving, making it the gentlest option in their lineup.

Defining features of Moxy Arabica:

• 100% Arabica Beans – Lower caffeine, clean and bright flavor.
• Medium Roast Profile – Balanced acidity and sweetness.
• Flavor Notes – Fruity, floral, with hints of caramel.
• Caffeine Level – Mild compared to robusta blends.
• Best Brewing Methods – Pour-over, drip, or phin for clarity.

Moxy is ideal for coffee drinkers who enjoy a refined, smooth cup without the intensity of robusta.

Nguyen Coffee Supply – Dalat Arabica: Dark Roast Whole Beans

Dalat Arabica highlights beans grown in Vietnam’s Central Highlands, roasted dark to bring out bold, smoky flavors. With arabica’s lower caffeine, Dalat averages 90–130 mg per serving, offering a strong taste without overwhelming caffeine.

Defining features of Dalat Arabica:

• Single-Origin Arabica – Grown in Dalat, Vietnam.
• Dark Roast Profile – Bold, smoky, and full-bodied.
• Flavor Notes – Dark chocolate, roasted nuts, and subtle spice.
• Caffeine Level – Moderate, slightly higher than Moxy due to roast density.
• Best Brewing Methods – Espresso, phin drip, or French press.

Dalat Arabica is perfect for those who want a rich, full-bodied coffee with moderate caffeine.

How Roast Levels Affect Caffeine in Nguyen Coffee Supply Coffee

Roast level influences flavor more than caffeine. Contrary to popular belief, light roasts retain slightly more caffeine by volume because they are denser, while dark roasts lose density but not significant caffeine per bean.

• Light roast robusta – Strongest caffeine punch.
• Medium roast blends – Balanced flavor and caffeine.
• Dark roast arabica – Bold flavor, slightly less caffeine per scoop.

In practice, roast level changes the taste profile more than the caffeine amount. A light roast robusta will still deliver more caffeine than a dark roast arabica.

Which Nguyen Coffee Supply Coffee Has the Most Caffeine?

The Truegrit 100% robusta blend is the most caffeinated option. Robusta beans naturally contain nearly double the caffeine of arabica, making Truegrit ideal for those seeking maximum energy.

• Truegrit – Highest caffeine, bold taste.
• Loyalty – Moderate caffeine, balanced flavor.
• Moxy – Lowest caffeine, smooth profile.

For those sensitive to caffeine, Moxy or medium-roast blends are better suited.

Does Dark Roast or Light Roast Have More Caffeine?

Light roasts generally contain slightly more caffeine per scoop due to bean density, while dark roasts deliver a stronger flavor but not necessarily more caffeine.

• Light roast robusta – Maximum caffeine.
• Dark roast arabica – Bold taste, less caffeine.
• Medium roast blends – Balanced option.

Nguyen Coffee Supply’s blends demonstrate that caffeine strength depends more on bean type than roast level.

Brewing Methods and Their Impact on Caffeine Content

Brewing method plays a major role in how much caffeine ends up in your cup. Even if the beans have a set caffeine percentage, extraction varies depending on time, temperature, and technique. Nguyen Coffee Supply’s blends can taste and energize differently depending on whether you use a phin drip, espresso machine, pour-over, or cold brew.

• Phin drip (Vietnamese style) – Slow extraction, strong and concentrated.
• Espresso – High pressure, intense caffeine per ounce.
• Pour-over – Balanced extraction, smoother taste.
• Cold brew – Long steeping, very high caffeine concentration.

Nguyen Coffee Supply encourages experimenting with brewing styles to maximize flavor and caffeine. A phin drip with Truegrit delivers a powerful, authentic Vietnamese coffee experience.