Quick Answer “Ampoule,” “serum,” and “essence” describe skincare format and positioning more than a universal concentration standard. Brands may use these names differently. To compare PDRN...

Quick Answer A standardized ginkgo extract label gives more information than a simple “ginkgo” ingredient name. Look for the extract amount per serving, the plant part,...

Quick Answer To compare vitamin D3 + K2 supplements, read each vitamin separately. Check the serving size, the amount of vitamin D3, the amount and form...

Quick Answer Amla extract and amla powder are not automatically equivalent. Powder is usually the dried plant material in a relatively direct form, while an extract...

Quick AnswerDirect answer: the “Other Ingredients” section lists ingredients that are not declared as dietary ingredients in the Supplement Facts panel. Depending on the product, these...

Quick AnswerDirect answer: the word “nano” on supplement marketing does not, by itself, prove a specific particle size, better absorption, greater potency, or a better health...

Quick AnswerDirect answer: a proprietary blend is a group of dietary ingredients listed together under a blend name. Under U.S. FDA labeling rules, the total weight...

Quick AnswerDirect answer: “Daily Value Not Established” means the U.S. FDA has not set a Daily Value for that dietary ingredient. It does not mean the...

Quick AnswerDirect answer: selenium is an essential trace mineral involved in normal thyroid hormone metabolism, but more selenium is not automatically better. If you use a...

Quick AnswerDirect answer: A soursop multivitamin drops label can contain two different information layers: a botanical ingredient such as soursop/graviola and vitamins or minerals with their...

Quick AnswerDirect answer: PDRN and hyaluronic acid are not interchangeable skincare ingredients. Hyaluronic acid (HA) is widely used in topical cosmetics as a water-binding humectant, while...

Quick AnswerDirect answer: Saw palmetto berry powder and saw palmetto extract are different ingredient forms. Berry powder is generally milled botanical material, while an extract is...