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Short films from the people who make it.

Evidence

The research behind it

The active ingredient is grains of paradise, a West African spice in the ginger family, and there is one specific number behind it worth knowing.

97 calories a day

In the trial Partner.Co cites, people taking the active ingredient for four weeks showed an average rise in resting energy expenditure of 97 calories a day, against 5 calories a day for the placebo group. That is the finding, stated as the manufacturer states it.

What that is measured against

Resting energy expenditure is what your body uses doing nothing at all, and the product's own chart puts the baseline at roughly 1,500 calories a day. So 97 is a real, measured difference and a small one. It is worth knowing which of those two framings you are being sold.

Brown adipose tissue

The proposed mechanism is brown adipose tissue, a type of fat that releases energy as heat rather than storing it. It is a genuine area of metabolic research rather than a marketing invention, and it is still an area where most of the work is early.

A four-week change in resting energy expenditure is not the same thing as weight lost, and no supplement substitutes for what you eat and how much you move.

Questions people actually ask

AbVantage, answered straight

How much should I take?

A serving is 2 capsules, and there are 28 servings per container. This is the serving size on Partner.Co's own fact sheet for this product, not our interpretation of it.

Compare every product's dosage

What is actually in it?

Vitamin B3 (as niacinamide) (16 mg), Vitamin B6 (as pyridoxine HCl) (1.4 mg), Chromium (as chromium yeast) (48 mcg), L-tyrosine (500 mg), Grains of paradise (Aframomum melegueta) seed extract (80 mg). Where an amount per serving is shown, it is taken from the product's Supplement Facts panel.

Where does this ship from, and who am I buying from?

The Perfect Nutrition is an independently owned marketplace and an authorized Partner.Co distribution partner. We are not Partner.Co and we do not manufacture anything. Products ship as the genuine, unaltered article through Partner.Co's fulfilment network.

How this relationship works

Can I return it if it does not suit me?

Most products carry a 30-day money-back guarantee, and Slenderiiz Day & Night Drops carry 45 days. Keep the original packaging and the batch number where you can, since both are needed to process a return. Return shipping is the customer's responsibility.

Full returns policy

Should I check with a doctor first?

If you are pregnant or nursing, taking prescription medication, managing an existing condition, or buying for someone under 18, yes. We are a retailer. We can tell you what is in a product and what the label says, and we are not in a position to tell you it is appropriate for you.

Individual results may vary. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.