#1 DOCTOR RECOMMENDED

MADE IN USA

20 YEARS OF RESEARCH


Science-Driven [brand-text]Confidence Boost[/brand-text]

Hardest-hitting in the Rush line

A full 100 mg MIT and 100 mg caffeine in one switched-on kratom shot

Onset you can time

The liquid format moves faster than powder or capsules, so it lands when you need it

Bold red-berry pour

Ripe, jammy berry that drinks easy and buries the usual kratom bitterness

Black-pepper finish

Piperine helps the actives absorb and stretches the effect a little longer

About [brand-text]This Product[/brand-text]

Some days you can't wait for a slow build - you need to be switched on now, and the King K Rush Ruby kratom shot is made for exactly that moment. We paired 100 mg of mitragynine with 100 mg of caffeine in a balanced 1:1 pour, so the lift lands fast and stays pointed at whatever is in front of you. The flavor is unapologetically bold: ripe red berry up front, clean on the finish, with none of the bitterness people brace for. A touch of black pepper extract helps everything absorb and last a little longer. Whether it's an early shift, a pre-workout window, or a long drive, Ruby keeps you sharp without the jittery crash. New to shots or caffeine-sensitive? Start with half and find your pace from there.


Us vs. [brand-text]Them[/brand-text]

VS

3x the mitragynine

6x stronger servings

~2x the caffeine

25% more affordable

59% lower cost per mg

Why Choose [brand-text]Kingk[/brand-text]

More mitragynine in every bottle - up to 3× what leading competitor shots deliver.

Every product backed by a published COA, one click from the page - no lot lookups, no guessing.

A lower cost per milligram than the category - sold direct, so every bottle is guaranteed authentic.

  • +100%

    COA-BACKED & LAB-TESTED

  • 70%

    PEAK MITRAGYNINE CONCENTRATION

  • 100%

    SOLD DIRECT - AUTHENTIC


Frequently Asked Questions

100 mg - about a strong cup of coffee - alongside 100 mg of MIT, which is why it lands fast and reads as the most intense pour in the Rush line.

Ripe, jammy red berry up front and clean on the finish, built to mask the bitterness people brace for in a kratom shot.

Yes - take it 20-30 minutes before training. The 1:1 kratom-to-caffeine pour is what makes it a popular pre-gym kratom shot.

Ruby is a caffeinated kratom shot for fast energy; Gold is the caffeine-free liquid kratom extract for strength without the stimulant edge.

Treat it like coffee. Because of the caffeine, most people keep Ruby to mornings and early afternoons.

Half a bottle, give it 30-45 minutes, then decide. The cautious mistake is the right one.