Sift Nutrition

Weight Loss

Evidence-first guides and reviews for weight loss: what the semaglutide and tirzepatide trials show, how weak most weight-loss supplements are, and when to see a doctor first.

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More Weight Loss Guides & Reviews

Weight LossGuide

GLP-1 Drugs vs Weight-Loss Supplements: What the Trials Show

In large trials, semaglutide and tirzepatide helped people lose about 15% to 21% of their body weight over 68 to 72 weeks. The best-studied weight-loss supplements manage about 0 to 2 kg. The drugs have real side effects and the weight returns if you stop. Compounded copies are not FDA-approved.

Sift Nutrition Editorial TeamOct 12, 2026Read →
Weight LossReview

Java Burn Review 2026: What the Evidence Actually Says

Limited evidence

Java Burn is now coffee drops with green tea, green coffee, L-carnitine and L-theanine in an undisclosed 550 mg blend. Those ingredients have shown about 1 to 2 kg of extra weight loss in trials, at doses the blend is unlikely to reach.

Sift Nutrition Editorial TeamOct 12, 2026Read →
Weight LossReview

Measured Review 2026: Online GLP-1 Weight Loss, Checked Against the Evidence

Strong evidence

Measured is a US telehealth clinic that prescribes Wegovy, the Wegovy pill and Zepbound after an online assessment, and sells cheaper compounded versions. The branded drugs have strong trials. The real monthly cost is membership plus medicine, it serves 26 states, and there are no refunds.

Sift Nutrition Editorial TeamOct 12, 2026Read →

Medical disclaimer: This content is for informational purposes only and is not medical advice. Supplements are not intended to diagnose, treat, cure, or prevent any disease. Individual results vary. Consult a qualified healthcare professional before starting any supplement, especially if you are pregnant, nursing, taking medication, or have a medical condition.