Work done by scientists in the early 20th century on identifying individual nutrients in food and developing ways to manufacture them raised hopes that optimal health could be achieved and diseases prevented by adding them to food and providing people with dietary supplements; while there were successes in preventing vitamin deficiencies, and preventing conditions like neural tube defects by supplementation and food fortification with folic acid, no targeted supplementation or fortification strategies to prevent major diseases like cancer or cardiovascular diseases have proved successful.[109]

The OTC market is generally considered risky due to lenient reporting requirements and lower transparency associated with these securities.

Side effects will depend on the active ingredients in the supplement you choose. Read labels carefully and discuss any concerns with a pharmacist or another healthcare professional.

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Vitamin B, which is made up of a group of eight B vitamins, plays a vital role in allowing the body to use energy.

This means that supplement manufacturers can make marketing claims that may not be substantiated by research evidence. It’s also up to manufacturing companies to ensure that their products healthy weight loss aren’t adulterated or contaminated.

As the main medical research agency in the United States, the NIH makes important discoveries and publishes countless research articles each year to help people make decisions to benefit their health.

NSAIDs can be effective. They work quickly and generally have fewer side effects than corticosteroids, which also lower inflammation.

Whether a supplement may be helpful or harmful will depend on a number of factors, including your diet, overall health, whether you have certain medical conditions, and the prescription medications or other supplements you’re taking. Always speak to your doctor before starting any new supplement.

Fucoxanthin comes from brown seaweed and other algae. It's claimed to help with weight loss by burning calories and decreasing fat.

Always talk to healthcare professionals like your doctor, dietician, and pharmacist before starting any new supplements, and follow directions for consumption closely.

This Amazon bestselling supplement relies on high caffeine content to promote weight loss. Its active ingredients include green tea, raspberry ketone extract, cayenne pepper, and green coffee extract.

Be very cautious when you see weight-loss supplements with tempting claims, such as magic diet pill, melt away fat, and lose weight without diet or exercise. If the claim sounds too good to be true, it probably is. These products might not help you lose weight—and they could be dangerous.

In contrast, OTC markets have fewer requirements, making trading easier for financially unsound or even fraudulent companies. Here are the major disadvantages: