Glass bottle

Hello i hope your doing good, i hope if you can help me to make the glass more realistic please!

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  • Make sure that you fully modeled the glass with thickness, so it has a proper interior.

  • Make sure you have a large number of glossy bounces in the render settings (like 32 or more). Set the “total” bounces at least as high, or it will limit the glossy bounces.

  • Have a full scene or HDRI background around the bottle so there is something that can reflect in the glass.

  • Did you color the fluid by changing its “color” setting? If yes, that’s not the proper way to color a liquid. When you change the “color” setting of a glass shader, it acts like glass that had its surface painted. This can be correct if you are making painted glass, but liquids have their color spread through their volume. Set the liquid’s color to pure white and instead color it by plugging a “principled volume” shader in the volume slot of the material. By default, this will look too dark because the volume bounces are set to 0 in the render settings, but you can fix that by increasing them.

  • You can also use the same volume trick on the bottle material to give it a subtle color. Light fades with distance when going through glass, as no glass is perfectly clear. Even the clearest glass tends to have a slight dark blueish green hue, which is visible in the thicker parts.

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