BioStacks
Pure Encapsulations

Metabolic Xtra

1 Capsule · 90 servings · $0.58/serving

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Best for

Metabolism

Ingredients (4)

Chromium

100%

Dose

200 mcg

Target

200–1000 mcg

Form

Premium

Berberine HCl

70%

Dose

350 mg

Target

500–1500 mg

Form

Standard

Alpha-Lipoic Acid

33%

Dose

100 mg

Target

300–600 mg

Form

Budget

resVida Resveratrol

13%

Dose

20 mg

Target

150–500 mg

Form

Premium

Other Ingredients (3)

Ascorbyl PalmitateAntioxidant

Fat-soluble form of vitamin C used as preservative

Hypoallergenic Plant FiberFiller

Plant-derived cellulose fiber used as a hypoallergenic filler, common in Thorne and Pure Encapsulations products

Capsule ShellCapsule

Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.

How to Take It

Take it anytime

What's in this absorbs poorly without a fat-containing meal — take it with one.

With a meal containing fat

ALA does better on an empty stomach, but something else in this bottle needs food. Taking the whole product with a meal is the better trade — an upset stomach is why most people stop.

On the label

As a dietary supplement, take 1 capsule, 1-3 times daily, with meals.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$52.40

$20$50

Pricier than 71% of 49 metabolism supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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