Collagen is a protein needed for bone and skin health. Possible side effects of collagen include stomach upset, allergic reactions, and a rare skin reaction.

Unregulated peptide injections have become popular in wellness circles, used for everything from building muscle mass to ...

Peptides are smaller versions of proteins. They may provide pro-aging support, anti-inflammatory, or muscle-building properties. Recent research indicates that some types of peptides could have a ...

Liquid collagen can help rejuvenate skin and increase elasticity. It may also support heart health, bone and joint health, ...

Fig. 1. Influences of treatments on skin hydration indexes, including water content (A) and Transepidermal water loss (TEWL) of volunteers (B) *: Intra-group significance difference, P ...

Collagen is a type of protein. Certain foods, such as animal skin and ligaments, are rich in collagen. Collagen is also available as a supplement. Many people hoping to support the health of their ...

The promises are as big as the stacks of data behind them. Here’s how to choose the right firming, wrinkle-smoothing ingredient for you.

Peptide can signal collagen to rebuild, inflammation to ease, muscle recovery to accelerate or hormones to regulate.

TB-500, and copper peptide to build muscle, rejuvenate skin, and boost longevity. But do they work and are they safe?